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

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

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

Dallas (DFW) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

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 46m.

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

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $349.

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

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 7h 18m.

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 54m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Billings, then the average flight time is 6h 55m.

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 2 operators available for flights from Washington, D.C. to Billings Logan Intl Airport as of November 2026.

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.

$195 Cheap Flights from Washington, D.C. to Billings in 2026/27

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 1:01 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

8h 01m1 stop Dallas/Fort Worth

1:31 pm - 10:59 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

7h 28m1 stop Dallas/Fort Worth

$379American Airlines

Thu, Jan 21 - Sun, Jan 24

2:59 pm - 7:54 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

6h 55m1 stop Minneapolis St Paul

1:13 pm - 11:31 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

8h 18m1 stop Salt Lake City

$379Delta

Thu, Dec 31 - Mon, Jan 11

2:11 pm - 9:15 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

9h 04m1 stop Denver Intl

2:38 pm - 11:26 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 48m1 stop Denver Intl

$379United Airlines

Sun, Jan 17 - Sun, Jan 24

8:15 am - 3:32 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

9h 17m1 stop Denver Intl

2:38 pm - 11:26 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 48m1 stop Denver Intl

$379United Airlines

Wed, Jan 20 - Sun, Jan 24

8:15 am - 3:32 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

9h 17m1 stop Denver Intl

2:38 pm - 11:26 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 48m1 stop Denver Intl

$379United Airlines

Thu, Jan 7 - Sun, Jan 10

5:00 am - 1:01 pmDCA Washington, D.C. Reagan-National-BIL Billings Logan Intl

10h 01m1 stop Dallas/Fort Worth

1:31 pm - 11:59 pmBIL Billings Logan Intl-DCA Washington, D.C. Reagan-National

8h 28m1 stop Dallas/Fort Worth

$379American Airlines

Thu, Jan 21 - Sun, Jan 24

6:00 am - 5:47 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

13h 47m2 stops Atlanta Hartsfield-Jackson Salt Lake City

1:13 pm - 11:31 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

8h 18m1 stop Salt Lake City

$384Delta

Thu, Jan 21 - Sun, Jan 24

7:05 am - 12:33 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

7h 28m1 stop Salt Lake City

6:25 am - 6:40 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

10h 15m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

$384Delta

Sun, Jan 17 - Sun, Jan 24

5:00 am - 1:01 pmDCA Washington, D.C. Reagan-National-BIL Billings Logan Intl

10h 01m1 stop Dallas/Fort Worth

1:31 pm - 11:59 pmBIL Billings Logan Intl-DCA Washington, D.C. Reagan-National

8h 28m1 stop Dallas/Fort Worth

$414American Airlines

Sun, Jan 17 - Sun, Jan 24

5:00 am - 1:01 pmDCA Washington, D.C. Reagan-National-BIL Billings Logan Intl

10h 01m1 stop Dallas/Fort Worth

1:31 pm - 10:48 pmBIL Billings Logan Intl-DCA Washington, D.C. Reagan-National

7h 17m1 stop Dallas/Fort Worth

$424American Airlines

Sun, Jan 17 - Sun, Jan 24

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

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

United Airlines

Jan 17

IAD2:11 pmWashington, D.C. Dulles Intl

9h 04m

1 stop

BIL9:15 pmBillings Logan Intl

Jan 24

BIL2:38 pmBillings Logan Intl

6h 48m

1 stop

IAD11:26 pmWashington, D.C. Dulles Intl

$379

United Airlines

Nov 18

IAD4:10 pmWashington, D.C. Dulles Intl

8h 20m

1 stop

BIL10:30 pmBillings Logan Intl

Nov 22

BIL2:42 pmBillings Logan Intl

6h 33m

1 stop

IAD11:15 pmWashington, D.C. Dulles Intl

$449

United Airlines

Nov 17

IAD5:20 pmWashington, D.C. Dulles Intl

7h 10m

1 stop

BIL10:30 pmBillings Logan Intl

Nov 21

BIL2:42 pmBillings Logan Intl

6h 33m

1 stop

IAD11:15 pmWashington, D.C. Dulles Intl

$471

Delta flights from Washington, D.C. to Billings

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

Delta

Jan 2

DCA7:20 pmWashington, D.C. Reagan-National

5h 59m

1 stop

BIL11:19 pmBillings Logan Intl

Jan 7

BIL5:05 amBillings Logan Intl

10h 53m

2 stops

DCA5:58 pmWashington, D.C. Reagan-National

$384

Delta

Jan 1

IAD2:59 pmWashington, D.C. Dulles Intl

6h 55m

1 stop

BIL7:54 pmBillings Logan Intl

Jan 11

BIL1:13 pmBillings Logan Intl

8h 18m

1 stop

IAD11:31 pmWashington, D.C. Dulles Intl

$389

Delta

Dec 10

DCA2:00 pmWashington, D.C. Reagan-National

7h 48m

2 stops

BIL7:48 pmBillings Logan Intl

Dec 13

BIL5:30 amBillings Logan Intl

10h 29m

2 stops

DCA5:59 pmWashington, D.C. Reagan-National

$424

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

Cheapest round-trip

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Thu 1/21

7:00 am-1:01 pm

1 stop8h 01m

Billings Logan Intl

Sun 1/24

1:31 pm-10:59 pm

1 stop7h 28m

$379

Quickest round-trip

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Thu 12/31

2:59 pm-7:54 pm

1 stop6h 55m

Billings Logan Intl

Mon 1/11

1:13 pm-11:31 pm

1 stop8h 18m

$379

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Sun 1/17

2:11 pm-9:15 pm

1 stop9h 04m

Billings Logan Intl

Sun 1/24

2:38 pm-11:26 pm

1 stop6h 48m

$379

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Wed 1/20

8:15 am-3:32 pm

1 stop9h 17m

Billings Logan Intl

Sun 1/24

2:38 pm-11:26 pm

1 stop6h 48m

$379

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Thu 1/7

8:15 am-3:32 pm

1 stop9h 17m

Billings Logan Intl

Sun 1/10

2:38 pm-11:26 pm

1 stop6h 48m

$379

Washington, D.C.Billings

DCA Washington, D.C. Reagan-National - BIL Billings Logan Intl

DCABIL

Washington, D.C. Reagan-National

Thu 1/21

5:00 am-1:01 pm

1 stop10h 01m

Billings Logan Intl

Sun 1/24

1:31 pm-11:59 pm

1 stop8h 28m

$379

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Thu 1/21

6:00 am-5:47 pm

2 stops13h 47m

Billings Logan Intl

Sun 1/24

1:13 pm-11:31 pm

1 stop8h 18m

$384

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Sun 1/17

7:05 am-12:33 pm

1 stop7h 28m

Billings Logan Intl

Sun 1/24

6:25 am-6:40 pm

2 stops10h 15m

$384

Washington, D.C.Billings

DCA Washington, D.C. Reagan-National - BIL Billings Logan Intl

DCABIL

Washington, D.C. Reagan-National

Sun 1/17

5:00 am-1:01 pm

1 stop10h 01m

Billings Logan Intl

Sun 1/24

1:31 pm-11:59 pm

1 stop8h 28m

$414

Washington, D.C.Billings

DCA Washington, D.C. Reagan-National - BIL Billings Logan Intl

DCABIL

Washington, D.C. Reagan-National

Sun 1/17

5:00 am-1:01 pm

1 stop10h 01m

Billings Logan Intl

Sun 1/24

1:31 pm-10:48 pm

1 stop7h 17m

$424

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 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 month to fly to Billings?

The month of November is, on average, the cheapest month to fly to Billings from Washington, D.C., with most prices found around $408. The month of April is another great option to travel to Billings, with average flight prices from Washington, D.C. averaging around $435.

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

You could potentially save up to 14% 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

Best Price Found	$195
Fastest flight time	6h 44m
Direct flights	None

The best one-way flight to Billings from Washington, D.C. in the past 72 hours is $195. The best round-trip flight deal from Washington, D.C. to Billings found on momondo in the last 72 hours is $379.

The fastest flight from Washington, D.C. to Billings takes 6h 44m

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

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

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 44m, 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 2 operators available for flights from Washington, D.C. to Billings Logan Intl Airport as of November 2026.
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 42% of the total bookings. Other popular airlines include Delta with 29% and American Airlines with 28%.

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
United Airlines	PriceFrom $333	Free Cancellation	Rating 7.3 10,470 reviews		Search United Airlines flights
American Airlines	PriceFrom $443	Free Cancellation	Rating 7.0 12,233 reviews		Search American Airlines flights

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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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Airports servicing Montana

Butte Silver Bow Co Airport

Bozeman Gallatin Field Airport

Kalispell Glacier Park Airport

Glendive Mont Dawson Airport

Glasgow Airport

Great Falls Airport

Helena Airport

Havre City County Airport

Missoula Johnson-Bell Field Airport

Wolf Point Airport

Sidney Richland Municipal Airport

West Yellowstone Airport

Cheap flights from Washington, D.C. to Billings from $195

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 12/17. 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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United Airlines flights from Washington, D.C. to Billings

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

Delta flights from Washington, D.C. to Billings

Our best Delta 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

What is the cheapest month to fly to Billings?

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

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

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

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

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

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

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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?

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

Airports servicing Montana

Fly your favorite airline to Billings

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

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List of cabin classes available on flights landing in Billings. Availability may vary depending on flight origin and airline.

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