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Cheap flights from Idaho Falls (IDA) to Washington, D.C. (WAS) from $229

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IDA — WAS
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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Cheap flight deals from Idaho Falls to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 2, 2024.

Popular in

October

Cheapest in

February

Average price

$692

Round-trip from

$236
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 27% potential price drop
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Average for round-trip flights in June 2024
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From Idaho Falls Fanning Field to Washington, D.C. (WAS)
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What is the cheapest day to fly round-trip from Idaho Falls to Washington, D.C.?

Flights from Idaho Falls to Washington, D.C. are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

What is the cheapest month to fly from Idaho Falls to Washington, D.C.?

February is one of the best times of the year to fly to Washington, D.C. from Idaho Falls. Prices for February average $658 per person but you can even find prices for as low as $483. The most expensive prices can be found in the month of October. Opting for a February flight can save you 26% on your journey compared to booking in October

What is the cheapest time of day to fly from IDA to WAS?

One of the essential ways to save on airfare from Idaho Falls to Washington, D.C. is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 32% on airfare.

Cheap Alaska Airlines flights from Idaho Falls to Washington, D.C.

Explore cheap flight options specifically provided by Alaska Airlines for the route between Idaho Falls and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Check out some of the cheapest Alaska Airlines flights we've come across from Idaho Falls to Washington, D.C.. It's recommended that users confirm their flight details before booking.
Tue 8/206:06 amIDA - BWI
1 stop21h 31mAlaska Airlines
Sat 8/246:59 pmBWI - IDA
1 stop22h 31mAlaska Airlines
Deal found 6/1$452
Wed 8/146:00 amIDA - IAD
1 stop23h 35mAlaska Airlines
Mon 8/196:37 pmIAD - IDA
1 stop31h 17mAlaska Airlines
Deal found 6/1$468
Tue 7/26:00 amIDA - IAD
2 stops21h 40mAlaska Airlines
Thu 7/117:10 amIAD - IDA
2 stops18h 47mAlaska Airlines
Deal found 6/1$554
Tue 7/24:02 pmIDA - IAD
1 stop13h 28mAlaska Airlines
Thu 7/117:10 amIAD - IDA
2 stops18h 47mAlaska Airlines
Deal found 6/1$576
Fri 7/126:00 amIDA - IAD
1 stop23h 35mAlaska Airlines
Tue 7/167:10 amIAD - IDA
2 stops18h 47mAlaska Airlines
Deal found 6/1$603
Tue 7/24:02 pmIDA - BWI
1 stop11h 46mAlaska Airlines
Thu 7/116:59 pmBWI - IDA
1 stop22h 23mAlaska Airlines
Deal found 6/1$610
Fri 7/126:00 amIDA - IAD
2 stops21h 40mAlaska Airlines
Tue 7/167:10 amIAD - IDA
2 stops18h 47mAlaska Airlines
Deal found 6/1$664
Mon 7/86:00 amIDA - IAD
2 stops45h 40mAlaska Airlines
Wed 7/104:16 pmIAD - IDA
2 stops25h 06mAlaska Airlines
Deal found 6/1$736

Cheap United Airlines flights from Idaho Falls to Washington, D.C.

Explore cheap flight options specifically provided by United Airlines for the route between Idaho Falls and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Browse through some of the cheapest United Airlines flights traveling from Idaho Falls to Washington, D.C.. Ensure the flight price, dates, time, and airline match your criteria before you book.
Fri 9/65:55 pmIDA - IAD
1 stop15h 30mUnited Airlines
Tue 9/104:10 pmIAD - IDA
1 stop7h 13mUnited Airlines
Deal found 6/2$532
Wed 8/145:59 pmIDA - BWI
1 stop9h 21mUnited Airlines
Mon 8/198:05 amBWI - IDA
1 stop15h 18mUnited Airlines
Deal found 6/1$535
Wed 8/145:59 pmIDA - IAD
1 stop9h 26mUnited Airlines
Mon 8/196:20 amIAD - IDA
2 stops12h 54mUnited Airlines
Deal found 6/1$540
Tue 7/22:35 pmIDA - IAD
1 stop6h 30mUnited Airlines
Thu 7/1112:45 pmIAD - IDA
1 stop6h 33mUnited Airlines
Deal found 6/1$563
Fri 7/122:35 pmIDA - IAD
1 stop6h 30mUnited Airlines
Tue 7/1611:00 amIAD - IDA
1 stop8h 18mUnited Airlines
Deal found 6/1$568
Fri 9/62:25 pmIDA - IAD
2 stops15h 01mUnited Airlines
Tue 9/106:30 amIAD - IDA
2 stops12h 44mUnited Airlines
Deal found 6/2$569
Fri 7/125:59 pmIDA - BWI
1 stop9h 21mUnited Airlines
Tue 7/1610:05 amBWI - IDA
1 stop13h 03mUnited Airlines
Deal found 6/1$591
Mon 7/12:35 pmIDA - IAD
1 stop18h 51mUnited Airlines
Sat 7/1310:08 pmIAD - IDA
1 stop13h 27mUnited Airlines
Deal found 6/1$595
Mon 7/17:05 amIDA - IAD
2 stops15h 25mUnited Airlines
Sat 7/1310:08 pmIAD - IDA
1 stop13h 27mUnited Airlines
Deal found 6/1$626

Idaho Falls to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between Idaho Falls and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Wed 8/146:00 amIDA - IAD
1 stop23h 35mAlaska Airlines
Mon 8/196:37 pmIAD - IDA
1 stop31h 17mAlaska Airlines
Deal found 6/1$468
Wed 8/146:59 pmIDA - DCA
2 stops12h 01mDelta
Mon 8/195:30 pmDCA - IDA
1 stop6h 40mDelta
Deal found 6/1$525
Wed 8/146:59 pmIDA - DCA
2 stops12h 01mDelta
Mon 8/1912:12 pmDCA - IDA
2 stops11h 58mDelta
Deal found 6/1$530
Fri 10/1110:55 amIDA - IAD
1 stop22h 30mUnited Airlines
Thu 10/1710:12 pmIAD - IDA
1 stop13h 32mUnited Airlines
Deal found 5/31$535
Wed 8/145:59 pmIDA - BWI
1 stop9h 21mUnited Airlines
Mon 8/198:05 amBWI - IDA
1 stop15h 18mUnited Airlines
Deal found 6/1$535
Wed 8/145:59 pmIDA - IAD
1 stop9h 26mUnited Airlines
Mon 8/196:20 amIAD - IDA
2 stops12h 54mUnited Airlines
Deal found 6/1$540
Wed 8/142:35 pmIDA - BWI
1 stop12h 45mUnited Airlines
Mon 8/196:30 amBWI - IDA
2 stops12h 44mUnited Airlines
Deal found 6/1$540
Tue 7/26:00 amIDA - IAD
2 stops21h 40mAlaska Airlines
Thu 7/117:10 amIAD - IDA
2 stops18h 47mAlaska Airlines
Deal found 6/1$554
Tue 7/22:35 pmIDA - IAD
1 stop6h 30mUnited Airlines
Thu 7/1112:45 pmIAD - IDA
1 stop6h 33mUnited Airlines
Deal found 6/1$563

One-way flights to Washington, D.C. from Idaho Falls

Search for one-way flight options from Idaho Falls to Washington, D.C.. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Some of the best available deals we've found on one-way flights from Idaho Falls to Washington, D.C.. Those needing a return flight from Idaho Falls to Washington, D.C. can use the search form above.
Mon 7/810:03 pmIDA - IAD
3 stops34h 27mMultiple Airlines
Deal found 6/1$229
Mon 7/87:15 pmIDA - IAD
2 stops13h 42mMultiple Airlines
Deal found 6/1$252
Mon 7/85:59 pmIDA - IAD
1 stop15h 27mUnited Airlines
Deal found 6/1$357
Sat 6/87:12 pmIDA - BWI
1 stop8h 38mDelta
Deal found 6/1$374
Sat 6/87:12 pmIDA - BWI
2 stops11h 33mDelta
Deal found 6/1$379

Find flights from Idaho Falls to Washington, D.C. within your budget

Customize your flight search to find flights from Idaho Falls to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$452 - $617

Route

Depart

Return

Price

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 8/20

1 stop21h 31m

Baltimore/Washington

Sat 8/24

1 stop22h 31m

$452

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 8/20

1 stop8h 48m

Baltimore/Washington

Sat 8/24

2 stops14h 20m

$453

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 8/20

2 stops9h 21m

Baltimore/Washington

Sat 8/24

2 stops14h 20m

$458

Idaho Falls Fanning FieldWashington, D.C. Dulles Intl

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Wed 8/14

1 stop23h 35m

Washington, D.C. Dulles Intl

Mon 8/19

1 stop31h 17m

$468

Idaho Falls Fanning FieldWashington, D.C. Reagan-National

IDA - DCA

IDADCA

Idaho Falls Fanning Field

Wed 8/14

2 stops12h 01m

Washington, D.C. Reagan-National

Mon 8/19

1 stop6h 40m

$525

Idaho Falls Fanning FieldWashington, D.C. Dulles Intl

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Fri 9/6

1 stop15h 30m

Washington, D.C. Dulles Intl

Tue 9/10

1 stop7h 13m

$532

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 8/14

1 stop9h 21m

Baltimore/Washington

Mon 8/19

1 stop15h 18m

$535

Idaho Falls Fanning FieldWashington, D.C. Dulles Intl

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Wed 8/14

1 stop9h 26m

Washington, D.C. Dulles Intl

Mon 8/19

2 stops12h 54m

$540

Idaho Falls Fanning FieldWashington, D.C. Reagan-National

IDA - DCA

IDADCA

Idaho Falls Fanning Field

Wed 8/14

1 stop7h 20m

Washington, D.C. Reagan-National

Mon 8/19

1 stop8h 08m

$617

Flights are sorted by cheapest first

Deals found on 6/1

What is the cheapest day to fly from Idaho Falls to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Idaho Falls to Washington, D.C.. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Idaho Falls to Washington, D.C. flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from Idaho Falls to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated June 2, 2024.
To help decide which airline to fly from Idaho Falls to Washington, D.C., see what other customers have to say about Alaska Airlines, United Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,198 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,410 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,754 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,268 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Washington, D.C.?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field is the airport most travelers will use when flying to Washington, D.C. from Idaho Falls. Booking flights from Fanning Field (IDA) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 3 different airlines.

  • Can I find flights from Idaho Falls to Washington, D.C. for under $500 on Cheapflights?

    Yes, there are multiple flights from Idaho Falls to Washington, D.C. for under $500. The cheapest flight booked recently is on Alaska Airlines for just $452, but on average you can expect to pay $543.

  • What are the cheapest airlines flying from Idaho Falls to Washington, D.C. round-trip?

    Alaska Airlines, at $452, was found to be the cheapest airline from Idaho Falls to Washington, D.C..Alternate airlines to your destination round-trip include Delta and United Airlines. Alaska Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from Idaho Falls to Washington, D.C.?

    When deciding which route to take from Idaho Falls to Washington, D.C. consider Idaho Falls Fanning Field - Baltimore/Washington, Idaho Falls Fanning Field - Washington, D.C. Dulles Intl or Idaho Falls Fanning Field - Washington, D.C. Reagan-National as they are the most popular.

  • What does IDA to IAD mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Idaho Falls Fanning Field Airport to Washington, D.C. Dulles Intl Airport flight would often be abbreviated as a IDA to IAD flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA).

  • Can I find deals for flights from Idaho Falls to Washington, D.C. that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho Falls to Washington, D.C. flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Idaho Falls to Washington, D.C. with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho Falls to Washington, D.C. flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Idaho Falls to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Washington, D.C..

  • Can I find deals for business class flights from Idaho Falls to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Idaho Falls to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Idaho Falls to Washington, D.C. that allow pets onboard?

    Many airlines flying from Idaho Falls to Washington, D.C. offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Idaho Falls to Washington, D.C.?

    Yes, you can often find last-minute deals on Idaho Falls to Washington, D.C. flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Idaho Falls to Washington, D.C. flight deals updated?

    The Idaho Falls to Washington, D.C. flight deals you see on this page were last updated on 6/1.

  • What are the most popular airlines that fly from Idaho Falls to Washington, D.C.?

    Before booking your flight from Idaho Falls to Washington, D.C. check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

  • What is the cheapest month to book a flight from Idaho Falls to Washington, D.C.?

    Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Washington, D.C. (average of $278). Flying from Idaho Falls to Washington, D.C. in June is currently the most expensive (average of $388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Idaho Falls to Washington, D.C.
See prices for flight routes from nearby airports that may be better suited for you.

Boise to Dulles Intl flights
Spokane to Dulles Intl flights
Spokane to Reagan-National flights
Boise to Reagan-National flights
Idaho Falls to Dulles Intl flights
Jackson to Dulles Intl flights
Jackson to Reagan-National flights
Idaho Falls to Reagan-National flights
Lewiston to Dulles Intl flights
Lewiston to Reagan-National flights
Hailey to Reagan-National flights
Hailey to Dulles Intl flights
Twin Falls to Reagan-National flights
Twin Falls to Dulles Intl flights

Top 3 airlines flying from Idaho Falls to Washington, D.C.

Discover the top 3 airlines that operate flights from Idaho Falls to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$359Average$549FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$451Average$791FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$500Average$672FlexibilityNo cancel feeOn-time71%
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Search flights from Idaho Falls to Washington, D.C. by cabin class

Find flights from Idaho Falls to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Idaho Falls to Washington, D.C.?

When you search for this flight from Idaho Falls to Washington, D.C., Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Idaho Falls to Washington, D.C.?

Cheapflights helps you find that perfect flight to Washington, D.C. from Idaho Falls by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Idaho Falls to Washington, D.C. with no change fees?

Need flexible booking options for your flight to Washington, D.C. from Idaho Falls? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Idaho Falls to Washington, D.C. become cheaper?

Yes! Start tracking prices for Idaho Falls to Washington, D.C. flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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