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District of Columbia

$153+ Cheap flights from Idaho 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — IAD
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Idaho to District of Columbia

Discover tips and strategies to find the most affordable flight options for your journey from Idaho (USID) to District of Columbia (USDC). 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 November 21, 2024.

Find flight deals from Idaho to District of Columbia

Cheapest flights from Idaho to District of Columbia
Explore the most affordable flight options available from Idaho to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Delta deal was found by Cheapflights users on 11/19. 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.
Thu 12/122:20 pmGEG - DCA
1 stop6h 37mDelta
Tue 12/176:54 pmDCA - GEG
1 stop7h 19mDelta
Deal found 11/19$366
This Delta deal was found by Cheapflights users on 11/21. 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.
Fri 12/131:25 pmGEG - IAD
1 stop7h 24mDelta
Tue 12/176:55 amIAD - GEG
1 stop8h 30mDelta
Deal found 11/21$379
This Southwest deal was found by Cheapflights users on 11/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/187:55 amGEG - DCA
2 stops10h 00mSouthwest
Wed 12/2512:30 pmDCA - GEG
2 stops12h 40mSouthwest
Deal found 11/20$461
This Southwest deal was found by Cheapflights users on 11/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/195:30 amBOI - IAD
1 stop7h 45mSouthwest
Wed 12/257:25 amIAD - BOI
2 stops10h 00mSouthwest
Deal found 11/21$463
This United Airlines deal was found by Cheapflights users on 11/21. 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.
Wed 12/2510:42 amBOI - IAD
1 stop6h 22mUnited Airlines
Mon 12/306:30 amIAD - BOI
1 stop8h 58mUnited Airlines
Deal found 11/21$477
This Southwest deal was found by Cheapflights users on 11/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/136:00 amGEG - IAD
2 stops14h 55mSouthwest
Tue 12/177:25 amIAD - GEG
2 stops18h 05mSouthwest
Deal found 11/21$482
This United Airlines deal was found by Cheapflights users on 11/21. 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.
Wed 12/257:00 amBOI - DCA
1 stop5h 59mUnited Airlines
Mon 12/304:13 pmDCA - BOI
1 stop9h 00mUnited Airlines
Deal found 11/21$483
This United Airlines deal was found by Cheapflights users on 11/21. 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.
Tue 12/1710:55 amIDA - IAD
1 stop8h 19mUnited Airlines
Tue 1/78:33 amIAD - IDA
1 stop27h 19mUnited Airlines
Deal found 11/21$496
This United deal was found by Cheapflights users on 11/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/241:47 pmGEG - IAD
1 stop6h 38mUnited Airlines
Tue 12/315:50 pmIAD - GEG
1 stop9h 02mUnited Airlines
Deal found 11/21$506
This Southwest deal was found by Cheapflights users on 11/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/196:00 amBOI - DCA
2 stops12h 50mSouthwest
Wed 12/252:00 pmDCA - BOI
2 stops11h 00mSouthwest
Deal found 11/21$518
This Delta deal was found by Cheapflights users on 11/21. 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.
Sun 12/83:36 pmBOI - DCA
1 stop6h 21mDelta
Mon 12/164:00 pmDCA - BOI
2 stops10h 43mDelta
Deal found 11/21$523
This United deal was found by Cheapflights users on 11/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/35:30 amLWS - IAD
1 stop26h 49mUnited Airlines
Tue 12/104:00 pmIAD - LWS
1 stop9h 30mUnited Airlines
Deal found 11/21$547

Find flights from Idaho to District of Columbia within your budget

Customize your flight search to find flights from Idaho 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 1/7

1:50 pm-11:30 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

Wed 2/12

2:42 pm-11:28 pm

1 stop11h 46m

$306

SpokaneWashington, D.C.

GEG - DCA

GEGDCA

Spokane

Thu 1/9

5:39 pm-5:53 pm

1 stop21h 14m

Washington, D.C. Reagan-National

Wed 1/15

5:29 pm-11:43 pm

1 stop9h 14m

$306

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 2/22

5:30 am-1:46 pm

1 stop6h 16m

Washington, D.C. Dulles Intl

Wed 2/26

6:00 am-12:25 pm

1 stop8h 25m

$310

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 1/14

1:30 pm-12:40 am

1 stop9h 10m

Washington, D.C. Reagan-National

Sun 1/19

12:59 pm-9:52 pm

1 stop10h 53m

$310

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 1/7

10:00 am-11:40 pm

2 stops10h 40m

Washington, D.C. Dulles Intl

Wed 2/12

7:17 am-12:01 pm

1 stop7h 44m

$311

SpokaneWashington, D.C.

GEG - DCA

GEGDCA

Spokane

Thu 1/9

10:00 am-10:19 pm

2 stops9h 19m

Washington, D.C. Reagan-National

Wed 1/15

6:59 pm-10:51 pm

1 stop6h 52m

$311

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 2/22

5:30 am-1:59 pm

1 stop6h 29m

Washington, D.C. Reagan-National

Wed 2/26

6:00 am-1:57 pm

2 stops9h 57m

$315

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Thu 1/30

7:50 am-11:05 pm

2 stops12h 15m

Washington, D.C. Dulles Intl

Wed 2/5

5:50 pm-10:05 pm

1 stop7h 15m

$331

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 1/14

6:39 am-10:41 pm

2 stops14h 02m

Washington, D.C. Dulles Intl

Sun 1/19

1:53 pm-9:52 pm

2 stops9h 59m

$340

SpokaneWashington, D.C.

GEG - DCA

GEGDCA

Spokane

Sat 1/4

11:44 pm-11:57 am

1 stop9h 13m

Washington, D.C. Reagan-National

Sat 1/11

4:13 pm-8:53 pm

1 stop7h 40m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to District of Columbia

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

Travel insights for flights from Idaho to District of Columbia

Get recent, data-driven insights about flights from Idaho to District of Columbia including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Idaho to District of Columbia (average of $299). Flying from Idaho to District of Columbia in June is currently the most expensive (average of $377). 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 ID to DC?

Find hourly flight availability from Idaho 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 November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to District of Columbia as you normally would.

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 November 21, 2024.
Read reviews from past customers who have flown Southwest, United Airlines and Delta from Idaho to District of Columbia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Idaho 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 are the cheapest airlines to fly from Idaho to District of Columbia one-way?

    $153 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $155 and $163, respectively.

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho 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 to District of Columbia?

    Currently, November is the cheapest month in which you can book a flight from Idaho to District of Columbia (average of $299). Flying from Idaho to District of Columbia in June is currently the most expensive (average of $377). 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.

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Alternative routes for Idaho to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Idaho to District of Columbia

Discover the top 6 airlines that operate flights from Idaho 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$185Average$306FlexibilityNo cancel feeOn-time65%
DeltaCheapest$316Average$501FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$326Average$714FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$669FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$355Average$546FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$397Average$501FlexibilityNo cancel feeOn-time75%
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