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Cheap flights from Washington, D.C. to Billings from $194

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 9/5. 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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0 bags

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

Cheap round-trip flights

American Airlines Logo
6:20 pm - 10:39 pmBWI-BIL
6h 19m1 stop
American Airlines Logo
1:59 pm - 11:18 pmBIL-BWI
7h 19m1 stop
$299American Airlines
Find Deal
Mon, Sep 8 - Thu, Sep 11
Alaska Airlines Logo
7:51 am - 3:04 pmBWI-BIL
9h 13m1 stop
Alaska Airlines Logo
7:15 pm - 6:12 amBIL-BWI
8h 57m1 stop
$338Alaska Airlines
Find Deal
Wed, Oct 8 - Tue, Oct 14
Hawaiian Airlines Logo
7:00 am - 3:03 pmBWI-BIL
10h 03m1 stop
Hawaiian Airlines Logo
7:18 pm - 5:39 amBIL-BWI
8h 21m1 stop
$348Hawaiian Airlines
Find Deal
Wed, Sep 17 - Mon, Sep 22
United Airlines Logo
10:51 am - 8:34 pmBWI-BIL
11h 43m2 stops
United Airlines Logo
2:35 pm - 11:17 pmBIL-BWI
6h 42m1 stop
$360United Airlines
Find Deal
Mon, Sep 8 - Thu, Sep 11
Alaska Airlines Logo
7:51 am - 3:04 pmBWI-BIL
9h 13m1 stop
Alaska Airlines Logo
7:15 pm - 6:12 amBIL-BWI
8h 57m1 stop
$369Alaska Airlines
Find Deal
Wed, Oct 8 - Mon, Oct 13
American Airlines Logo
11:04 am - 9:49 pmBWI-BIL
12h 45m2 stops
American Airlines Logo
12:19 pm - 10:53 amBIL-BWI
20h 34m1 stop
$372American Airlines
Find Deal
Wed, Sep 17 - Mon, Sep 22
Delta Logo
2:45 pm - 7:42 pmBWI-BIL
6h 57m1 stop
Delta Logo
6:25 am - 1:50 pmBIL-BWI
5h 25m1 stop
$373Delta
Find Deal
Sat, Nov 1 - Wed, Nov 5
Delta Logo
2:45 pm - 11:05 pmBWI-BIL
10h 20m2 stops
Delta Logo
6:25 am - 1:50 pmBIL-BWI
5h 25m1 stop
$378Delta
Find Deal
Sat, Nov 1 - Wed, Nov 5
United Airlines Logo
4:20 pm - 10:47 pmBWI-BIL
8h 27m1 stop
United Airlines Logo
2:35 pm - 11:17 pmBIL-BWI
6h 42m1 stop
$400United Airlines
Find Deal
Tue, Aug 12 - Wed, Aug 20
Hawaiian Airlines Logo
7:00 am - 3:03 pmIAD-BIL
10h 03m1 stop
Hawaiian Airlines Logo
7:18 pm - 7:33 amBIL-IAD
10h 15m1 stop
$524Hawaiian Airlines
Find Deal
Fri, Aug 29 - Tue, Sep 2

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

Our best American Airlines deals on Washington, D.C. to Billings flight tickets
American Airlines
Sep 8
BWI6:20 pmBaltimore/Washington
6h 19m
1 stop
BIL10:39 pmBillings Logan Intl
Sep 11
BIL1:59 pmBillings Logan Intl
7h 19m
1 stop
BWI11:18 pmBaltimore/Washington
$299
Find similar
American Airlines
Sep 17
BWI11:04 amBaltimore/Washington
12h 45m
2 stops
BIL9:49 pmBillings Logan Intl
Sep 22
BIL12:19 pmBillings Logan Intl
20h 34m
1 stop
BWI10:53 amBaltimore/Washington
$372
Find similar
American Airlines
Sep 8
IAD6:25 amWashington, D.C. Dulles Intl
9h 04m
1 stop
BIL1:29 pmBillings Logan Intl
Sep 11
BIL1:59 pmBillings Logan Intl
6h 53m
1 stop
IAD10:52 pmWashington, D.C. Dulles Intl
$389
Find similar

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

Our best Hawaiian Airlines deals on Washington, D.C. to Billings flight tickets
Hawaiian Airlines
Sep 17
BWI7:00 amBaltimore/Washington
10h 03m
1 stop
BIL3:03 pmBillings Logan Intl
Sep 22
BIL7:18 pmBillings Logan Intl
8h 21m
1 stop
BWI5:39 amBaltimore/Washington
$348
Find similar
Hawaiian Airlines
Aug 29
IAD7:00 amWashington, D.C. Dulles Intl
10h 03m
1 stop
BIL3:03 pmBillings Logan Intl
Sep 2
BIL7:18 pmBillings Logan Intl
10h 15m
1 stop
IAD7:33 amWashington, D.C. Dulles Intl
$524
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Billings 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, momondo users made 832,500 searches. Data last updated July 30, 2025.
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

Mon 9/8

6:20 pm-10:39 pm

1 stop6h 19m

Billings Logan Intl

Thu 9/11

1:59 pm-11:18 pm

1 stop7h 19m

$299

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Wed 10/8

7:51 am-3:04 pm

1 stop9h 13m

Billings Logan Intl

Tue 10/14

7:15 pm-6:12 am

1 stop8h 57m

$338

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Wed 9/17

7:00 am-3:03 pm

1 stop10h 03m

Billings Logan Intl

Mon 9/22

7:18 pm-5:39 am

1 stop8h 21m

$348

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Mon 9/8

10:51 am-8:34 pm

2 stops11h 43m

Billings Logan Intl

Thu 9/11

2:35 pm-11:17 pm

1 stop6h 42m

$360

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Wed 10/8

7:51 am-3:04 pm

1 stop9h 13m

Billings Logan Intl

Mon 10/13

7:15 pm-6:12 am

1 stop8h 57m

$369

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Wed 9/17

11:04 am-9:49 pm

2 stops12h 45m

Billings Logan Intl

Mon 9/22

12:19 pm-10:53 am

1 stop20h 34m

$372

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Sat 11/1

2:45 pm-7:42 pm

1 stop6h 57m

Billings Logan Intl

Wed 11/5

6:25 am-1:50 pm

1 stop5h 25m

$373

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Sat 11/1

2:45 pm-11:05 pm

2 stops10h 20m

Billings Logan Intl

Wed 11/5

6:25 am-1:50 pm

1 stop5h 25m

$378

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Tue 8/12

4:20 pm-10:47 pm

1 stop8h 27m

Billings Logan Intl

Wed 8/20

2:35 pm-11:17 pm

1 stop6h 42m

$400

Washington, D.C.Billings

IAD - BIL

IADBIL

Washington, D.C. Dulles Intl

Fri 8/29

7:00 am-3:03 pm

1 stop10h 03m

Billings Logan Intl

Tue 9/2

7:18 pm-7:33 am

1 stop10h 15m

$524

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

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 13% 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

$194

Fastest flight time

6h 03m

Direct flights

None

Airports in Billings

1 airport
The best one-way flight to Billings from Washington, D.C. in the past 72 hours is $194. The best round-trip flight deal from Washington, D.C. to Billings found on momondo in the last 72 hours is $299.
The fastest flight from Washington, D.C. to Billings takes 6h 03m
There are no direct flights from Washington, D.C. to Billings. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Billings Logan Intl Airport, Washington, D.C. Dulles Intl Airport - Billings Logan Intl Airport and Baltimore/Washington Airport - Billings Logan Intl Airport.
There is 1 airport near Billings: Billings Logan Intl (BIL)
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  • 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 03m, 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?

  • 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?

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
DeltaPriceFrom $349Free CancellationRating
8.0
7,980 reviews
Search Delta flights
American AirlinesPriceFrom $352Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $451Free CancellationRating
7.4
8,896 reviews
Search United Airlines flights

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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