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$341+ Cheap flights from Billings (BIL) 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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — IAD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Billings to District of Columbia

Cheapest flights from Billings to District of Columbia
Explore the most affordable flight options available from Billings to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. 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 12/256:00 amBIL - DCA
1 stop8h 22mAmerican Airlines
Mon 12/291:07 pmDCA - BIL
1 stop10h 07mAmerican Airlines
Deal found 12/10$775
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/256:35 amBIL - IAD
1 stop6h 59mUnited Airlines
Mon 12/296:20 amIAD - BIL
1 stop17h 04mUnited Airlines
Deal found 12/10$823
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/256:35 amBIL - DCA
2 stops12h 24mUnited Airlines
Mon 12/2910:30 amDCA - BIL
2 stops12h 54mUnited Airlines
Deal found 12/10$876
This Delta deal was found by Cheapflights users on 12/10. 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 12/2511:52 amBIL - IAD
2 stops9h 00mDelta
Mon 12/2912:32 pmIAD - BIL
2 stops12h 09mDelta
Deal found 12/10$1,429

Find flight deals from Billings to District of Columbia

Keep the following information in mind while searching for Billings to District of Columbia flight deals. Data was last updated December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$344
(Alaska Airlines)

One-way from

$341
(Delta)

Popular in

March

Cheapest in

February

Average price

$414
Provider with most accurate pricing for Billings Logan Intl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Washington, D.C. (WAS) flights.
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From Billings Logan Intl to District of Columbia
Search Deals
One-way flight from Billings Logan Intl to District of Columbia
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings 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 December 12, 2025.
Use the filters below to find and compare flights from Billings to District of Columbia that are best for you.

Fly from

Billings

Fly to

District of Columbia

Route

Depart

Return

Price

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Wed 1/28

3:35 pm-4:26 pm

1 stop22h 51m

Washington, D.C. Dulles Intl

Tue 2/3

6:04 pm-11:36 pm

1 stop31h 32m

$344

BillingsWashington, D.C.

BIL - DCA

BILDCA

Billings Logan Intl

Wed 1/28

3:35 pm-9:59 pm

1 stop28h 24m

Washington, D.C. Reagan-National

Tue 2/3

8:00 am-11:36 pm

1 stop17h 36m

$344

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Wed 3/4

6:20 am-1:35 pm

1 stop5h 15m

Washington, D.C. Dulles Intl

Wed 3/18

2:07 pm-8:20 pm

1 stop8h 13m

$345

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Thu 1/29

2:02 pm-4:26 pm

1 stop24h 24m

Washington, D.C. Dulles Intl

Sun 2/1

6:04 pm-11:36 pm

1 stop31h 32m

$364

BillingsWashington, D.C.

BIL - DCA

BILDCA

Billings Logan Intl

Thu 1/29

2:02 pm-9:59 pm

1 stop29h 57m

Washington, D.C. Reagan-National

Sun 2/1

8:00 am-11:36 pm

1 stop17h 36m

$364

BillingsWashington, D.C.

BIL - DCA

BILDCA

Billings Logan Intl

Wed 1/7

3:35 pm-9:59 pm

1 stop28h 24m

Washington, D.C. Reagan-National

Wed 1/14

8:00 am-2:55 pm

1 stop8h 55m

$370

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Thu 2/26

2:04 pm-5:20 pm

1 stop25h 16m

Washington, D.C. Dulles Intl

Tue 3/3

7:05 am-2:52 pm

1 stop9h 47m

$390

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Fri 2/20

2:04 pm-5:20 pm

1 stop25h 16m

Washington, D.C. Dulles Intl

Wed 2/25

7:05 am-11:38 pm

1 stop18h 33m

$390

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Wed 1/28

6:10 am-1:35 pm

1 stop5h 25m

Washington, D.C. Dulles Intl

Tue 2/3

10:08 am-7:24 pm

2 stops11h 16m

$394

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Wed 1/28

6:10 am-1:35 pm

1 stop5h 25m

Washington, D.C. Dulles Intl

Sun 2/1

2:15 pm-7:24 pm

1 stop7h 09m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 22 results
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Best time to book a flight from Billings to District of Columbia

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

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

Currently, June is the cheapest month in which you can book a flight from Billings to District of Columbia (average of $374). Flying from Billings to District of Columbia in January is currently the most expensive (average of $550). 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.

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 December 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Billings to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Billings 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 Billings to District of Columbia?

    Billings Logan Intl (BIL) is the airport you will fly out of if you book a flight from Billings to District of Columbia. It is only a 2.7 mi journey to Billings Logan Intl (BIL) from Billings’s city center.

  • How long is the flight from Billings to District of Columbia?

    A quick flight from Billings to District of Columbia can take about 5h 15m. Alaska Airlines provides one of the quickest options available for as low as $345. There are 1643 mi between Billings and District of Columbia. This flight may include one or multiple stops.

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Billings to District of Columbia (average of $374). Flying from Billings to District of Columbia in January is currently the most expensive (average of $550). 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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Top 3 airlines flying from Billings to District of Columbia

Discover the top 3 airlines that operate flights from Billings 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$374Average$556FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$394Average$595FlexibilityNo cancel feeOn-time71%
DeltaCheapest$398Average$598FlexibilityNo cancel feeOn-timeN/A

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