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

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

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

Prices for flights from Washington, D.C. Dulles Intl Airport to Billings Logan Intl Airport are refreshed on a daily basis.

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

As of October 2026, there is 1 operator available to choose from for flights from Washington, D.C. Dulles Intl Airport to Billings Logan Intl Airport.

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

The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$201 Cheap Flights from Washington, D.C. Dulles Intl Airport to Billings in 2026/27

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:10 pm - 10:30 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

8h 20m1 stop Denver Intl

2:42 pm - 11:15 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 33m1 stop Denver Intl

$379United Airlines

Fri, Oct 30 - Sat, Oct 31

6:10 am - 1:29 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

9h 19m1 stop Denver Intl

10:30 am - 7:30 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

7h 00m1 stop Denver Intl

$379United Airlines

Fri, Oct 30 - Sat, Oct 31

3:00 pm - 7:48 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

6h 48m1 stop Minneapolis St Paul

12:58 pm - 11:46 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

8h 48m1 stop Salt Lake City

$379Delta

Thu, Mar 4 - Sun, Mar 7

4:10 pm - 10:30 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

8h 20m1 stop Denver Intl

2:42 pm - 11:15 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 33m1 stop Denver Intl

$379United Airlines

Sat, Oct 31 - Sat, Nov 7

12:40 pm - 5:13 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

6h 33m1 stop Denver Intl

2:42 pm - 11:15 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 33m1 stop Denver Intl

$379United Airlines

Sat, Oct 31 - Sat, Nov 7

4:10 pm - 9:14 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

7h 04m1 stop Denver Intl

2:42 pm - 11:15 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 33m1 stop Denver Intl

$379United Airlines

Tue, Oct 27 - Tue, Nov 3

11:00 am - 7:48 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

10h 48m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

12:58 pm - 11:46 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

8h 48m1 stop Salt Lake City

$384Delta

Thu, Mar 4 - Sun, Mar 7

11:48 am - 8:40 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

10h 52m2 stops Charlotte Douglas Dallas/Fort Worth

1:23 pm - 11:30 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

8h 07m1 stop Dallas/Fort Worth

$384American Airlines

Sat, Nov 14 - Wed, Nov 18

6:13 am - 12:18 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

8h 05m1 stop Salt Lake City

12:58 pm - 11:26 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

8h 28m2 stops Salt Lake City Minneapolis St Paul

$384Delta

Fri, Oct 30 - Sat, Oct 31

8:05 am - 7:37 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

13h 32m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

5:35 am - 6:17 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

10h 42m2 stops Salt Lake City Minneapolis St Paul

$389Delta

Sat, Nov 14 - Wed, Nov 18

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American Airlines flights from Washington, D.C. Dulles Intl Airport to Billings

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

American Airlines

Nov 14

IAD11:48 amWashington, D.C. Dulles Intl

10h 52m

2 stops

BIL8:40 pmBillings Logan Intl

Nov 18

BIL1:23 pmBillings Logan Intl

8h 07m

1 stop

IAD11:30 pmWashington, D.C. Dulles Intl

$384

American Airlines

Nov 14

IAD7:18 amWashington, D.C. Dulles Intl

7h 35m

1 stop

BIL12:53 pmBillings Logan Intl

Nov 18

BIL1:23 pmBillings Logan Intl

8h 07m

1 stop

IAD11:30 pmWashington, D.C. Dulles Intl

$462

American Airlines

Oct 31

IAD5:01 amWashington, D.C. Dulles Intl

9h 50m

2 stops

BIL12:51 pmBillings Logan Intl

Nov 7

BIL7:00 amBillings Logan Intl

6h 48m

1 stop

IAD3:48 pmWashington, D.C. Dulles Intl

$467

Delta flights from Washington, D.C. Dulles Intl Airport to Billings

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

Delta

Nov 14

IAD2:30 pmWashington, D.C. Dulles Intl

9h 50m

2 stops

BIL10:20 pmBillings Logan Intl

Nov 18

BIL6:29 pmBillings Logan Intl

12h 40m

2 stops

IAD9:09 amWashington, D.C. Dulles Intl

$389

Delta

Oct 20

IAD10:14 amWashington, D.C. Dulles Intl

14h 11m

2 stops

BIL10:25 pmBillings Logan Intl

Oct 31

BIL6:30 amBillings Logan Intl

5h 18m

1 stop

IAD1:48 pmWashington, D.C. Dulles Intl

$419

Delta

Oct 20

IAD12:27 pmWashington, D.C. Dulles Intl

11h 58m

2 stops

BIL10:25 pmBillings Logan Intl

Oct 31

BIL12:58 pmBillings Logan Intl

8h 28m

2 stops

IAD11:26 pmWashington, D.C. Dulles Intl

$425

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport 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

Fri 10/30

4:10 pm-10:30 pm

1 stop8h 20m

Billings Logan Intl

Sat 10/31

2:42 pm-11:15 pm

1 stop6h 33m

$379

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Fri 10/30

6:10 am-1:29 pm

1 stop9h 19m

Billings Logan Intl

Sat 10/31

10:30 am-7:30 pm

1 stop7h 00m

$379

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Thu 3/4

3:00 pm-7:48 pm

1 stop6h 48m

Billings Logan Intl

Sun 3/7

12:58 pm-11:46 pm

1 stop8h 48m

$379

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Sat 10/31

4:10 pm-10:30 pm

1 stop8h 20m

Billings Logan Intl

Sat 11/7

2:42 pm-11:15 pm

1 stop6h 33m

$379

Quickest round-trip

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Sat 10/31

12:40 pm-5:13 pm

1 stop6h 33m

Billings Logan Intl

Sat 11/7

2:42 pm-11:15 pm

1 stop6h 33m

$379

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Tue 10/27

4:10 pm-9:14 pm

1 stop7h 04m

Billings Logan Intl

Tue 11/3

2:42 pm-11:15 pm

1 stop6h 33m

$379

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Thu 3/4

11:00 am-7:48 pm

2 stops10h 48m

Billings Logan Intl

Sun 3/7

12:58 pm-11:46 pm

1 stop8h 48m

$384

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Sat 11/14

11:48 am-8:40 pm

2 stops10h 52m

Billings Logan Intl

Wed 11/18

1:23 pm-11:30 pm

1 stop8h 07m

$384

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Fri 10/30

6:13 am-12:18 pm

1 stop8h 05m

Billings Logan Intl

Sat 10/31

12:58 pm-11:26 pm

2 stops8h 28m

$384

Washington, D.C.Billings

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

IADBIL

Washington, D.C. Dulles Intl

Sat 11/14

8:05 am-7:37 pm

2 stops13h 32m

Billings Logan Intl

Wed 11/18

5:35 am-6:17 pm

2 stops10h 42m

$389

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. Dulles Intl Airport 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

What is the cheapest month to fly to Billings?

The month of March is, on average, the cheapest month to fly to Billings from Washington, D.C. Dulles Intl Airport, with most prices found around $0. The month of April is another great option to travel to Billings, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $442.

When to book flights from Washington, D.C. Dulles Intl Airport to Billings

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Billings (IAD to BIL) flight deals and tips

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

Best Price Found	$201
Fastest flight time	6h 48m
Direct flights	None

The best one-way flight to Billings from Washington, D.C. Dulles Intl Airport in the past 72 hours is $201. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Billings found on momondo in the last 72 hours is $379.

The fastest flight from Washington, D.C. Dulles Intl Airport to Billings takes 6h 48m

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

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

How far is Washington, D.C. Dulles Intl to Billings Logan Intl by plane?
Billings Logan Intl is 1641.1 mi away from Washington, D.C. Dulles Intl. A reasonable flight in good conditions will take 6h 48m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Billings Logan Intl Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Billings Logan Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Billings Logan Intl Airport?
As of October 2026, there is 1 operator available to choose from for flights from Washington, D.C. Dulles Intl Airport to Billings Logan Intl Airport.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Billings Logan Intl Airport.
What documentation or ID do you need to fly to Billings Logan Intl Airport?
The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Billings?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. Dulles Intl Airport to Billings is United Airlines (100% of total bookings).

Best airlines flying from Washington, D.C. Dulles Intl Airport to Billings

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $333	Free Cancellation	Rating 7.4 10,285 reviews		Search United Airlines flights

Forsyth

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Billings from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Washington, D.C. to Billings flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Washington, D.C. to Billings flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.