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District of Columbia

$176+ Cheap flights from Idaho Falls (IDA) to District of Columbia

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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — IAD
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Idaho Falls to District of Columbia

Keep the following information in mind while searching for Idaho Falls to District of Columbia flight deals. Data was last updated April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$344
(Vliegwinkel)

One-way from

$176
(Trip.com)

Popular in

March

Cheapest in

October

Average price

$607
Provider with most accurate pricing for Idaho Falls Fanning Field-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Washington, D.C. (WAS) flights.
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From Idaho Falls Fanning Field to District of Columbia
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One-way flight from Idaho Falls Fanning Field to District of Columbia
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Highest demand for flights based on searches. 8% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Idaho Falls to District of Columbia

Cheapest flights from Idaho Falls to District of Columbia
Explore the most affordable flight options available from Idaho Falls to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Vliegwinkel deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/246:00 amIDA - IAD
1 stop9h 15mHawaiian Airlines
Sat 5/317:00 amIAD - IDA
1 stop10h 40mHawaiian Airlines
Deal found 4/29$344
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2412:55 pmIDA - IAD
1 stop8h 58mDelta
Sat 5/311:00 pmIAD - IDA
2 stops11h 55mDelta
Deal found 4/29$366
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/246:00 amIDA - DCA
1 stop8h 00mDelta
Sat 5/3112:10 pmDCA - IDA
2 stops12h 45mDelta
Deal found 4/29$366
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:00 amIDA - IAD
1 stop6h 26mUnited Airlines
Tue 9/912:35 pmIAD - IDA
1 stop6h 48mUnited Airlines
Deal found 4/28$395
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:34 amIDA - IAD
1 stop6h 44mAmerican Airlines
Tue 9/98:58 amIAD - IDA
2 stops14h 10mAmerican Airlines
Deal found 4/28$400
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/212:46 pmIDA - DCA
1 stop7h 29mAmerican Airlines
Wed 9/107:00 amDCA - IDA
1 stop7h 00mAmerican Airlines
Deal found 4/28$451
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/314:20 pmIDA - IAD
1 stop13h 16mAlaska Airlines
Thu 6/56:30 amIAD - IDA
1 stop11h 10mAlaska Airlines
Deal found 4/28$452
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/24:03 pmIDA - DCA
2 stops26h 56mAlaska Airlines
Wed 9/108:59 amDCA - IDA
2 stops15h 40mAlaska Airlines
Deal found 4/28$511
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/315:00 amIDA - DCA
2 stops15h 42mUnited Airlines
Thu 6/58:20 amDCA - IDA
2 stops16h 31mUnited Airlines
Deal found 4/29$568
This Hawaiian Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:00 amIDA - DCA
1 stop8h 38mHawaiian Airlines
Tue 5/68:00 amDCA - IDA
1 stop9h 58mHawaiian Airlines
Deal found 4/27$1,507

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho Falls to District of Columbia 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 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Idaho Falls to District of Columbia that are best for you.

Fly from

Idaho Falls

Fly to

District of Columbia

Route

Depart

Return

Price

Idaho FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Sat 5/24

6:00 am-5:15 pm

1 stop9h 15m

Washington, D.C. Dulles Intl

Sat 5/31

7:00 am-3:40 pm

1 stop10h 40m

$344

Idaho FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Sat 5/24

12:55 pm-11:53 pm

1 stop8h 58m

Washington, D.C. Dulles Intl

Sat 5/31

1:00 pm-10:55 pm

2 stops11h 55m

$366

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

Sat 5/24

6:00 am-4:00 pm

1 stop8h 00m

Washington, D.C. Reagan-National

Sat 5/31

12:10 pm-10:55 pm

2 stops12h 45m

$366

Idaho FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Thu 9/4

5:00 am-1:26 pm

1 stop6h 26m

Washington, D.C. Dulles Intl

Tue 9/9

12:35 pm-5:23 pm

1 stop6h 48m

$395

Idaho FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Thu 9/4

7:34 am-4:18 pm

1 stop6h 44m

Washington, D.C. Dulles Intl

Tue 9/9

8:58 am-9:08 pm

2 stops14h 10m

$400

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

Tue 9/2

12:46 pm-10:15 pm

1 stop7h 29m

Washington, D.C. Reagan-National

Wed 9/10

7:00 am-12:00 pm

1 stop7h 00m

$451

Idaho FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Sat 5/31

4:20 pm-7:36 am

1 stop13h 16m

Washington, D.C. Dulles Intl

Thu 6/5

6:30 am-3:40 pm

1 stop11h 10m

$452

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

Tue 9/2

4:03 pm-8:59 pm

2 stops26h 56m

Washington, D.C. Reagan-National

Wed 9/10

8:59 am-10:39 pm

2 stops15h 40m

$511

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

Sat 5/31

5:00 am-10:42 pm

2 stops15h 42m

Washington, D.C. Reagan-National

Thu 6/5

8:20 am-10:51 pm

2 stops16h 31m

$568

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

Wed 5/28

6:00 am-4:44 pm

1 stop8h 44m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 17 results
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Best time to book a flight from Idaho Falls to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to District of Columbia

What is the cheapest month to book a flight from Idaho Falls to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Idaho Falls to District of Columbia (average of $309). Flying from Idaho Falls to District of Columbia in June is currently the most expensive (average of $373). 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.

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

Find hourly flight availability from Idaho Falls to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Idaho Falls to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated April 29, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Idaho Falls to District of Columbia have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to District of Columbia. 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 District of Columbia?

    For a flight from Idaho Falls to District of Columbia, you will be flying from Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

  • What are the cheapest airlines to fly from Idaho Falls to District of Columbia one-way?

    The cheapest airlines for a one-way flight from Idaho Falls to District of Columbia are Hawaiian Airlines ($176), United Airlines ($181), and Delta ($186).

  • Can I find deals for flights from Idaho Falls to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to District of Columbia?

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

  • Can I find deals for business class flights from Idaho Falls to District of Columbia?

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

  • What is the cheapest month to book a flight from Idaho Falls to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Idaho Falls to District of Columbia (average of $309). Flying from Idaho Falls to District of Columbia in June is currently the most expensive (average of $373). 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 District of Columbia

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Top 3 airlines flying from Idaho Falls to District of Columbia

Discover the top 3 airlines that operate flights from Idaho Falls to District of Columbia. 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 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$338Average$426FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$369Average$733FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$394Average$792FlexibilityNo cancel feeOn-time69%

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