What airlines fly to Washington, D.C.?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Washington, D.C. from Billings according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 3 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Billings Logan Intl to Washington, D.C.?

Delta, Alaska Airlines, and American Airlines are the most popular carriers operating from Billings Logan Intl to Washington, D.C.

When did momondo last update prices for flights from Billings Logan Intl Airport to Washington, D.C.?

Prices for flights from Billings Logan Intl Airport to Washington, D.C. are updated daily.

How many operators does momondo search for flights from Billings Logan Intl Airport to Washington, D.C.?

The number of operators available for flights from Billings Logan Intl Airport to Washington, D.C. is 3 as of April 2026.

How old do you have to be to fly from Billings Logan Intl Airport to Washington, D.C.?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Billings Logan Intl Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$142 Cheap Flights from Billings to Washington, D.C. in 2026

Q: What is the typical price of a round-trip flight between Billings and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $705 to $704. The lowest price recently found on this route was $356.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Billings to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 am - 4:41 pm

BIL

IAD

8h 56m

2 stops

6:40 pm - 10:37 pm

IAD

BIL

5h 57m

1 stop

$356Delta

Sat, Aug 15 - Tue, Aug 25

3:34 pm - 3:17 pm

BIL

BWI

21h 43m

1 stop

4:17 pm - 2:54 pm

BWI

BIL

24h 37m

1 stop

$369Alaska Airlines

Sat, May 23 - Wed, May 27

12:17 pm - 8:15 pm

BIL

DCA

5h 58m

1 stop

6:30 am - 11:45 am

DCA

BIL

7h 15m

1 stop

$369American Airlines

Wed, Sep 30 - Sat, Oct 3

7:21 pm - 7:34 am

BIL

IAD

10h 13m

1 stop

6:00 am - 1:21 pm

IAD

BIL

9h 21m

1 stop

$369Alaska Airlines

Wed, May 27 - Sat, May 30

10:40 am - 12:33 am

BIL

BWI

11h 53m

2 stops

4:23 pm - 9:17 pm

BWI

BIL

6h 54m

1 stop

$374United Airlines

Sat, May 23 - Wed, May 27

5:45 am - 7:19 pm

BIL

DCA

11h 34m

2 stops

5:00 pm - 10:27 pm

DCA

BIL

7h 27m

1 stop

$374Delta

Wed, Sep 30 - Sat, Oct 3

5:45 am - 6:09 pm

BIL

BWI

10h 24m

2 stops

12:15 pm - 10:27 pm

BWI

BIL

12h 12m

2 stops

$379Delta

Wed, Sep 30 - Sat, Oct 3

11:33 am - 11:32 pm

BIL

IAD

9h 59m

2 stops

12:37 pm - 10:24 pm

IAD

BIL

11h 47m

2 stops

$379Delta

Sat, May 2 - Wed, May 6

12:42 pm - 12:13 am

BIL

IAD

9h 31m

2 stops

6:18 am - 12:53 pm

IAD

BIL

8h 35m

1 stop

$395American Airlines

Sat, May 23 - Wed, May 27

11:43 am - 8:10 pm

BIL

DCA

6h 27m

1 stop

4:07 pm - 9:00 pm

DCA

BIL

6h 53m

1 stop

$399United Airlines

Sat, Aug 15 - Tue, Aug 25

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American Airlines flights from Billings to Washington, D.C.

Our best American Airlines deals on Billings to Washington, D.C. flight tickets

American Airlines

Sep 30

BIL12:17 pmBillings Logan Intl

5h 58m

1 stop

DCA8:15 pmWashington, D.C. Reagan-National

Oct 3

DCA6:30 amWashington, D.C. Reagan-National

7h 15m

1 stop

BIL11:45 amBillings Logan Intl

$369

American Airlines

May 23

BIL12:42 pmBillings Logan Intl

9h 31m

2 stops

IAD12:13 amWashington, D.C. Dulles Intl

May 27

IAD6:18 amWashington, D.C. Dulles Intl

8h 35m

1 stop

BIL12:53 pmBillings Logan Intl

$395

American Airlines

Sep 30

BIL12:17 pmBillings Logan Intl

9h 34m

2 stops

IAD11:51 pmWashington, D.C. Dulles Intl

Oct 3

IAD6:24 amWashington, D.C. Dulles Intl

8h 16m

1 stop

BIL12:40 pmBillings Logan Intl

$399

United Airlines flights from Billings to Washington, D.C.

Our best United Airlines deals on Billings to Washington, D.C. flight tickets

United Airlines

May 23

BIL10:40 amBillings Logan Intl

11h 53m

2 stops

BWI12:33 amBaltimore/Washington

May 27

BWI4:23 pmBaltimore/Washington

6h 54m

1 stop

BIL9:17 pmBillings Logan Intl

$374

United Airlines

Aug 15

BIL11:43 amBillings Logan Intl

6h 27m

1 stop

DCA8:10 pmWashington, D.C. Reagan-National

Aug 25

DCA4:07 pmWashington, D.C. Reagan-National

6h 53m

1 stop

BIL9:00 pmBillings Logan Intl

$399

United Airlines

Aug 15

BIL11:43 amBillings Logan Intl

6h 27m

1 stop

DCA8:10 pmWashington, D.C. Reagan-National

Aug 25

DCA4:07 pmWashington, D.C. Reagan-National

6h 53m

1 stop

BIL9:00 pmBillings Logan Intl

$400

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Sat 8/15

5:45 am-4:41 pm

2 stops8h 56m

Washington, D.C. Dulles Intl

Tue 8/25

6:40 pm-10:37 pm

1 stop5h 57m

$356

BillingsBaltimore

BIL - BWI

BILBWI

Billings Logan Intl

Sat 5/23

3:34 pm-3:17 pm

1 stop21h 43m

Baltimore/Washington

Wed 5/27

4:17 pm-2:54 pm

1 stop24h 37m

$369

Quickest round-trip

BillingsWashington, D.C.

BIL - DCA

BILDCA

Billings Logan Intl

Wed 9/30

12:17 pm-8:15 pm

1 stop5h 58m

Washington, D.C. Reagan-National

Sat 10/3

6:30 am-11:45 am

1 stop7h 15m

$369

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Wed 5/27

7:21 pm-7:34 am

1 stop10h 13m

Washington, D.C. Dulles Intl

Sat 5/30

6:00 am-1:21 pm

1 stop9h 21m

$369

BillingsBaltimore

BIL - BWI

BILBWI

Billings Logan Intl

Sat 5/23

10:40 am-12:33 am

2 stops11h 53m

Baltimore/Washington

Wed 5/27

4:23 pm-9:17 pm

1 stop6h 54m

$374

BillingsWashington, D.C.

BIL - DCA

BILDCA

Billings Logan Intl

Wed 9/30

5:45 am-7:19 pm

2 stops11h 34m

Washington, D.C. Reagan-National

Sat 10/3

5:00 pm-10:27 pm

1 stop7h 27m

$374

BillingsBaltimore

BIL - BWI

BILBWI

Billings Logan Intl

Wed 9/30

5:45 am-6:09 pm

2 stops10h 24m

Baltimore/Washington

Sat 10/3

12:15 pm-10:27 pm

2 stops12h 12m

$379

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Sat 5/2

11:33 am-11:32 pm

2 stops9h 59m

Washington, D.C. Dulles Intl

Wed 5/6

12:37 pm-10:24 pm

2 stops11h 47m

$379

BillingsWashington, D.C.

BIL - IAD

BILIAD

Billings Logan Intl

Sat 5/23

12:42 pm-12:13 am

2 stops9h 31m

Washington, D.C. Dulles Intl

Wed 5/27

6:18 am-12:53 pm

1 stop8h 35m

$395

BillingsWashington, D.C.

BIL - DCA

BILDCA

Billings Logan Intl

Sat 8/15

11:43 am-8:10 pm

1 stop6h 27m

Washington, D.C. Reagan-National

Tue 8/25

4:07 pm-9:00 pm

1 stop6h 53m

$399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Billings to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Billings and Washington, D.C.?

Can stopping save me money on Billings to Washington, D.C. flights?

You could potentially save up to 52% on your flight if you consider stops on a Billings to Washington, D.C. flight.

When to book flights from Billings to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Billings to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Billings to Washington, D.C. (BIL to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to Washington, D.C.

Fastest flight time	5h 36m
Direct flights	None

The fastest flight from Billings to Washington, D.C. takes 5h 36m

There are no direct flights from Billings to Washington, D.C.. There are no popular flight routes from Billings to Washington, D.C..

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Frequently asked questions about flying from Billings to Washington, D.C.

How far is Billings Logan Intl to Washington, D.C. by plane?
Washington, D.C. is 1662.3 mi away from Billings Logan Intl. A reasonable flight in good conditions will take 5h 36m.
When did momondo last update prices for flights from Billings Logan Intl Airport to Washington, D.C.?
Prices for flights from Billings Logan Intl Airport to Washington, D.C. are updated daily.
How many operators does momondo search for flights from Billings Logan Intl Airport to Washington, D.C.?
The number of operators available for flights from Billings Logan Intl Airport to Washington, D.C. is 3 as of April 2026.
How old do you have to be to fly from Billings Logan Intl Airport to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Billings Logan Intl Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Billings to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Billings to Washington, D.C. is United Airlines (100% of total bookings).

Best airlines flying from Billings to Washington, D.C.

Compare and see reviews for airlines that fly from Billings to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $328	Free Cancellation	Rating 7.1 11,584 reviews	Search American Airlines flights
United Airlines	PriceFrom $392	Free Cancellation	Rating 7.4 9,594 reviews	Search United Airlines flights
Delta	PriceFrom $398	Free Cancellation	Rating 7.9 8,409 reviews	Search Delta flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Colonial Beach

Gaithersburg

Towson

Fredericksburg

Silver Spring

Rockville

Manassas

Tysons

Linthicum Heights

Bethesda

Fairfax

Springfield

College Park

Why use momondo?

Why should I use momondo to find a flight deal from Billings to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Billings to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Billings to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Billings with this policy.

How can momondo help me find flights from Billings to Washington, D.C.?

momondo helps you find the best flight between Billings and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Billings to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Billings to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Billings to Washington, D.C. from $142

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Washington, D.C. departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Billings to Washington, D.C.

Our best American Airlines deals on Billings to Washington, D.C. flight tickets

United Airlines flights from Billings to Washington, D.C.

Our best United Airlines deals on Billings to Washington, D.C. flight tickets

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Billings to Washington, D.C.

What is the typical price of a round-trip flight between Billings and Washington, D.C.?

Can stopping save me money on Billings to Washington, D.C. flights?

What is the cheapest airline that flies from Billings Logan Intl to Washington, D.C.?

What airlines fly to Washington, D.C.?

When to book flights from Billings to Washington, D.C.

Cheap Billings to Washington, D.C. (BIL to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to Washington, D.C.

Fastest flight time

Direct flights

Frequently asked questions about flying from Billings to Washington, D.C.

Best airlines flying from Billings to Washington, D.C.

Compare and see reviews for airlines that fly from Billings to Washington, D.C. with momondo

Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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