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

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

What airlines fly to Billings?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Billings from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Billings. Keep in mind that there are 3 different airlines that fly to Billings on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Washington, D.C. to Billings?

Flights via Denver (DEN) offer the lowest average round-trip price of $548.

Which layover airport has the shortest travel time from Washington, D.C. to Billings?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 37m.

Which airport is the most popular layover for flights between Washington, D.C. and Billings?

Dallas (DFW) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

How long does it take to fly to Billings?

The flight from Washington, D.C. to Billings depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Washington, D.C. (a popular airport in Washington, D.C.) to Billings (the most popular airport in Billings), then the flight time is 6h 28m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Billings, then the average flight time is 6h 47m.

Which layover airport has the shortest connection time from Washington, D.C. to Billings?

Dallas (DFW) has the shortest average layover time for this route: 1h 32m.

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

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

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

There are 3 operators available for flights from Washington, D.C. to Billings Logan Intl Airport as of September 2025.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Billings Logan Intl Airport.

What documentation or ID do you need to fly to Billings Logan Intl Airport?

The travel and health documents you'll need for your trip to Billings Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Billings Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$205 Cheap Flights from Washington, D.C. to Billings in 2025/26

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

Round-trip

One-way

Last minute

Cheap round-trip flights

6:21 pm - 8:45 pmBWI-BIL

28h 24m1 stop

10:02 am - 5:16 pmBIL-BWI

29h 14m1 stop

$290

Find Deal

Wed, Oct 8 - Mon, Oct 13

5:30 am - 8:45 pmBWI-BIL

17h 15m2 stops

10:02 am - 4:30 amBIL-BWI

16h 28m1 stop

$292

Find Deal

Thu, Oct 2 - Mon, Oct 6

4:21 pm - 10:46 pmBWI-BIL

8h 25m1 stop

2:31 pm - 10:57 pmBIL-BWI

6h 26m1 stop

$407United Airlines

Find Deal

Thu, Oct 23 - Sat, Nov 1

6:55 pm - 12:51 pmIAD-BIL

19h 56m1 stop

1:25 pm - 5:55 amBIL-IAD

14h 30m1 stop

$408Alaska Airlines

Find Deal

Wed, Feb 18 - Wed, Feb 25

5:21 pm - 11:04 pmDCA-BIL

7h 43m1 stop

6:25 am - 1:31 pmBIL-DCA

5h 06m1 stop

$409Delta

Find Deal

Sat, Oct 4 - Tue, Oct 7

6:04 am - 1:30 pmIAD-BIL

9h 26m1 stop

2:00 pm - 10:33 pmBIL-IAD

6h 33m1 stop

$409American Airlines

Find Deal

Thu, Nov 6 - Fri, Nov 7

6:58 pm - 11:19 pmBWI-BIL

6h 21m1 stop

6:24 pm - 5:58 amBIL-BWI

9h 34m1 stop

$410Delta

Find Deal

Tue, Nov 18 - Sun, Nov 23

8:52 am - 10:07 pmIAD-BIL

15h 15m2 stops

1:59 pm - 10:12 pmBIL-IAD

6h 13m1 stop

$414American Airlines

Find Deal

Wed, Feb 18 - Wed, Feb 25

10:56 am - 5:16 pmBWI-BIL

8h 20m2 stops

2:31 pm - 11:04 pmBIL-BWI

6h 33m1 stop

$415United Airlines

Find Deal

Tue, Nov 18 - Sun, Nov 23

8:53 am - 6:35 pmIAD-BIL

11h 42m1 stop

6:00 am - 12:23 amBIL-IAD

16h 23m1 stop

$422Alaska Airlines

Find Deal

Sat, Oct 4 - Tue, Oct 7

Delta flights from Washington, D.C. to Billings

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

Delta

Oct 4

DCA5:21 pmWashington, D.C. Reagan-National

7h 43m

1 stop

BIL11:04 pmBillings Logan Intl

Oct 7

BIL6:25 amBillings Logan Intl

5h 06m

1 stop

DCA1:31 pmWashington, D.C. Reagan-National

$409

Find similar

Delta

Nov 18

BWI6:58 pmBaltimore/Washington

6h 21m

1 stop

BIL11:19 pmBillings Logan Intl

Nov 23

BIL6:24 pmBillings Logan Intl

9h 34m

1 stop

BWI5:58 amBaltimore/Washington

$410

Find similar

Delta

Nov 19

BWI6:58 pmBaltimore/Washington

6h 21m

1 stop

BIL11:19 pmBillings Logan Intl

Nov 28

BIL5:18 amBillings Logan Intl

9h 59m

2 stops

BWI5:17 pmBaltimore/Washington

$412

Find similar

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

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

Alaska Airlines

Feb 18

IAD6:55 pmWashington, D.C. Dulles Intl

19h 56m

1 stop

BIL12:51 pmBillings Logan Intl

Feb 25

BIL1:25 pmBillings Logan Intl

14h 30m

1 stop

IAD5:55 amWashington, D.C. Dulles Intl

$408

Find similar

Alaska Airlines

Oct 4

IAD8:53 amWashington, D.C. Dulles Intl

11h 42m

1 stop

BIL6:35 pmBillings Logan Intl

Oct 7

BIL6:00 amBillings Logan Intl

16h 23m

1 stop

IAD12:23 amWashington, D.C. Dulles Intl

$422

Find similar

Alaska Airlines

Oct 14

IAD6:25 amWashington, D.C. Dulles Intl

19h 43m

1 stop

BIL12:08 amBillings Logan Intl

Oct 21

BIL7:15 pmBillings Logan Intl

27h 08m

1 stop

IAD12:23 amWashington, D.C. Dulles Intl

$442

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Wed 10/8

6:21 pm-8:45 pm

1 stop28h 24m

Billings Logan Intl

Mon 10/13

10:02 am-5:16 pm

1 stop29h 14m

$290

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Thu 10/2

5:30 am-8:45 pm

2 stops17h 15m

Billings Logan Intl

Mon 10/6

10:02 am-4:30 am

1 stop16h 28m

$292

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Thu 10/23

4:21 pm-10:46 pm

1 stop8h 25m

Billings Logan Intl

Sat 11/1

2:31 pm-10:57 pm

1 stop6h 26m

$407

Washington, D.C.Billings

IAD - BIL

IADBIL

Washington, D.C. Dulles Intl

Wed 2/18

6:55 pm-12:51 pm

1 stop19h 56m

Billings Logan Intl

Wed 2/25

1:25 pm-5:55 am

1 stop14h 30m

$408

Washington, D.C.Billings

DCA - BIL

DCABIL

Washington, D.C. Reagan-National

Sat 10/4

5:21 pm-11:04 pm

1 stop7h 43m

Billings Logan Intl

Tue 10/7

6:25 am-1:31 pm

1 stop5h 06m

$409

Washington, D.C.Billings

IAD - BIL

IADBIL

Washington, D.C. Dulles Intl

Thu 11/6

6:04 am-1:30 pm

1 stop9h 26m

Billings Logan Intl

Fri 11/7

2:00 pm-10:33 pm

1 stop6h 33m

$409

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Tue 11/18

6:58 pm-11:19 pm

1 stop6h 21m

Billings Logan Intl

Sun 11/23

6:24 pm-5:58 am

1 stop9h 34m

$410

Washington, D.C.Billings

IAD - BIL

IADBIL

Washington, D.C. Dulles Intl

Wed 2/18

8:52 am-10:07 pm

2 stops15h 15m

Billings Logan Intl

Wed 2/25

1:59 pm-10:12 pm

1 stop6h 13m

$414

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Tue 11/18

10:56 am-5:16 pm

2 stops8h 20m

Billings Logan Intl

Sun 11/23

2:31 pm-11:04 pm

1 stop6h 33m

$415

Washington, D.C.Billings

IAD - BIL

IADBIL

Washington, D.C. Dulles Intl

Sat 10/4

8:53 am-6:35 pm

1 stop11h 42m

Billings Logan Intl

Tue 10/7

6:00 am-12:23 am

1 stop16h 23m

$422

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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

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

Layovers

Other information

What is the cheapest day to depart on your flight to Billings?

Our data shows that Tuesday is the least expensive day to fly to Billings. Tickets to fly out on this day can be as low as $568. Flights from Washington, D.C. to Billings on a Sunday will generally be more expensive and average around $727. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Billings?

According to our data, the cheapest time of day to fly to Billings is at noon. momondo users have found flights departing from Washington, D.C. to Billings at noon for as low as $596. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Billings, so prices are often more expensive at around $630 per ticket.

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

You could potentially save up to 2% on your flight if you consider stops on a Washington, D.C. to Billings flight.

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

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

Estimated round-trip price

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

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

Direct flights	None

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

Search flight deals

How far is Washington, D.C. to Billings Logan Intl by plane?
The distance between Washington, D.C. and Billings Logan Intl is about 1662.3 mi. Flights usually cover this in 6h 04m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. to Billings Logan Intl Airport?
Prices for flights from Washington, D.C. to Billings Logan Intl Airport refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Billings Logan Intl Airport?
There are 3 operators available for flights from Washington, D.C. to Billings Logan Intl Airport as of September 2025.
How old do you have to be to fly from Washington, D.C. to Billings Logan Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Billings Logan Intl Airport.
What documentation or ID do you need to fly to Billings Logan Intl Airport?
The travel and health documents you'll need for your trip to Billings Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Billings Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. to Billings?
Based on momondo bookings for flights between Washington, D.C. and Billings, the leading airline is United Airlines, making up 50% of the total bookings. Other popular airlines include Delta with 28% and American Airlines with 21%.

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

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $298	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $349	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
United Airlines	PriceFrom $434	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights

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Why use momondo?

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

Finding the right flight to Billings from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Billings quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Billings flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Washington, D.C. and Billings 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 Washington, D.C. to Billings right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Billings flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Washington, D.C. to Billings from $205

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Billings departing on 11/3. 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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Find the cheapest flights from Washington, D.C. to Billings

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Delta flights from Washington, D.C. to Billings

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

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

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

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Billings that are best for you.

See travel insights to Billings from

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

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

What is the cheapest day to depart on your flight to Billings?

What is the cheapest time of day to depart on your flight to Billings?

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

You could potentially save up to 2% on your flight if you consider stops on a Washington, D.C. to Billings flight.

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

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

What airlines fly to Billings?

Which airport is the most popular layover for flights between Washington, D.C. and Billings?

Dallas (DFW) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Washington, D.C. to Billings?

Flights via Denver (DEN) offer the lowest average round-trip price of $548.

Which layover airport has the shortest travel time from Washington, D.C. to Billings?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 37m.

Which layover airport has the shortest connection time from Washington, D.C. to Billings?

Dallas (DFW) has the shortest average layover time for this route: 1h 32m.

How long does it take to fly to Billings?

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

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

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

Direct flights

How far is Washington, D.C. to Billings Logan Intl by plane?

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

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

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

What documentation or ID do you need to fly to Billings Logan Intl Airport?

What is the most popular airline from Washington, D.C. to Billings?

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

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

Traveling to a place near Billings?

Why use momondo?

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

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

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

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

An easier way to manage your Billings trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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