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$155+ Cheap flights from District of Columbia to Idaho

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BOI
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from District of Columbia to Idaho

Discover tips and strategies to find the most affordable flight options for your journey from District of Columbia (USDC) to Idaho (USID). 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 20, 2024.

Find flight deals from District of Columbia to Idaho

Cheapest flights from District of Columbia to Idaho
Explore the most affordable flight options available from District of Columbia to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 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 12/126:10 amDCA - GEG
1 stop10h 02mDelta
Mon 12/165:50 amGEG - DCA
1 stop9h 09mDelta
Deal found 11/19$362
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.
Mon 12/166:55 amIAD - BOI
1 stop7h 15mDelta
Thu 1/91:20 pmBOI - IAD
1 stop8h 16mDelta
Deal found 11/19$365
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.
Mon 12/164:00 pmDCA - BOI
2 stops10h 43mDelta
Thu 1/95:30 amBOI - DCA
1 stop6h 27mDelta
Deal found 11/19$370
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/176:30 amDCA - JAC
1 stop7h 05mUnited Airlines
Sat 12/2112:45 pmJAC - DCA
1 stop6h 14mUnited Airlines
Deal found 11/19$379
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/172:30 pmIAD - BOI
1 stop8h 59mUnited Airlines
Tue 12/242:34 pmBOI - IAD
1 stop6h 51mUnited Airlines
Deal found 11/19$397
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.
Mon 12/166:10 amDCA - JAC
2 stops12h 35mDelta
Sat 12/213:25 pmJAC - DCA
1 stop6h 32mDelta
Deal found 11/19$399
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/126:30 amIAD - GEG
1 stop11h 41mUnited Airlines
Mon 12/163:55 pmGEG - IAD
1 stop10h 13mUnited Airlines
Deal found 11/19$406
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/195:24 pmIAD - BOI
2 stops24h 55mAlaska Airlines
Thu 12/266:38 pmBOI - IAD
2 stops24h 52mAlaska Airlines
Deal found 11/19$407
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 12/126:55 amIAD - GEG
1 stop8h 30mDelta
Mon 12/167:16 pmGEG - IAD
2 stops10h 54mDelta
Deal found 11/19$417
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/173:30 pmDCA - BOI
1 stop9h 14mUnited Airlines
Tue 12/2412:14 pmBOI - DCA
1 stop6h 45mUnited Airlines
Deal found 11/19$432
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/116:55 amIAD - JAC
1 stop7h 30mDelta
Sun 12/151:20 pmJAC - IAD
1 stop8h 29mDelta
Deal found 11/20$436
This Southwest deal was found by Cheapflights users on 11/18. 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 12/1811:45 amDCA - GEG
2 stops12h 55mSouthwest
Wed 12/256:50 amGEG - DCA
2 stops10h 40mSouthwest
Deal found 11/18$441

Find flights from District of Columbia to Idaho within your budget

Customize your flight search to find flights from District of Columbia to Idaho 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

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Route

Depart

Return

Price

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

Tue 1/14

6:59 am-12:01 pm

1 stop8h 02m

Spokane

Thu 1/16

2:00 pm-11:43 pm

1 stop6h 43m

$306

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Wed 1/22

6:05 am-1:04 pm

1 stop9h 59m

Spokane

Wed 1/29

5:00 am-3:25 pm

1 stop7h 25m

$306

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Fri 2/21

6:48 pm-11:44 pm

1 stop7h 56m

Spokane

Tue 2/25

1:39 pm-5:48 pm

1 stop25h 09m

$324

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

Tue 2/25

5:25 pm-11:44 pm

1 stop9h 19m

Spokane

Wed 3/5

10:51 am-9:59 pm

1 stop8h 08m

$336

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Tue 2/18

6:12 am-12:30 pm

1 stop8h 18m

Boise Air Term. Gowen Fld

Fri 2/21

7:05 am-4:12 pm

1 stop7h 07m

$340

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 2/18

2:59 pm-9:51 pm

1 stop8h 52m

Boise Air Term. Gowen Fld

Fri 2/21

1:23 pm-12:40 am

1 stop9h 17m

$340

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sun 2/23

7:00 am-1:51 pm

1 stop8h 51m

Boise Air Term. Gowen Fld

Thu 2/27

2:46 pm-5:32 am

1 stop12h 46m

$356

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 3/1

8:30 am-4:16 pm

1 stop9h 46m

Boise Air Term. Gowen Fld

Thu 3/6

2:30 pm-11:23 pm

1 stop6h 53m

$360

Washington, D.C.Jackson

IAD - JAC

IADJAC

Washington, D.C. Dulles Intl

Wed 1/15

7:20 am-12:15 pm

1 stop6h 55m

Jackson Hole

Wed 1/22

1:10 pm-11:36 pm

1 stop8h 26m

$364

Washington, D.C.Jackson

DCA - JAC

DCAJAC

Washington, D.C. Reagan-National

Wed 1/15

5:00 am-12:07 pm

1 stop9h 07m

Jackson Hole

Wed 1/22

12:55 pm-11:00 pm

1 stop8h 05m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

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

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

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

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

Currently, January is the cheapest month in which you can book a flight from District of Columbia to Idaho (average of $310). Flying from District of Columbia to Idaho in June is currently the most expensive (average of $436). 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 DC to ID?

Find hourly flight availability from District of Columbia to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

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

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated November 20, 2024.
Peruse reviews from past customers who have flown with American Airlines, Delta and Southwest from District of Columbia to Idaho to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

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
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

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 District of Columbia to Idaho. 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 District of Columbia to Idaho one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $155. American Airlines flights start at $155 while deals on Southwest start at $180 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from District of Columbia to Idaho (average of $310). Flying from District of Columbia to Idaho in June is currently the most expensive (average of $436). 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 District of Columbia to Idaho

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

Discover the top 6 airlines that operate flights from District of Columbia to Idaho. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$224Average$327FlexibilityNo cancel feeOn-time65%
DeltaCheapest$310Average$526FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$334Average$618FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$336Average$667FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$360Average$553FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$362Average$626FlexibilityNo cancel feeOn-time63%
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