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Cheap flights from Seattle to Billings from $134

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Billings

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:30 am - 5:41 pmSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
5h 11m1 stop Salt Lake City
Delta Logo
5:30 am - 9:19 amBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
4h 49m1 stop Salt Lake City
$187Delta
Thu, Dec 3 - Tue, Dec 8
Alaska Airlines Logo
8:15 pm - 11:06 pmSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
1h 51mnonstop
Alaska Airlines Logo
7:17 am - 8:35 amBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
2h 18mnonstop
$227Alaska Airlines
Sat, Feb 13 - Sat, Feb 20
Alaska Airlines Logo
8:35 am - 11:29 amSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
1h 54mnonstop
Alaska Airlines Logo
7:30 am - 8:51 amBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
2h 21mnonstop
$227Alaska Airlines
Sat, Jan 23 - Tue, Jan 26
Alaska Airlines Logo
12:12 pm - 3:08 pmSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
1h 56mnonstop
Alaska Airlines Logo
6:00 am - 7:09 amBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
2h 09mnonstop
$237Alaska Airlines
Fri, Feb 12 - Sat, Feb 20
Alaska Airlines Logo
8:30 am - 11:24 amSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
1h 54mnonstop
Alaska Airlines Logo
12:04 pm - 1:24 pmBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
2h 20mnonstop
$237Alaska Airlines
Sat, Dec 12 - Sun, Dec 13
Alaska Airlines Logo
9:15 pm - 11:59 pmSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
1h 44mnonstop
Alaska Airlines Logo
2:03 pm - 3:13 pmBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
2h 10mnonstop
$237Alaska Airlines
Sun, Feb 14 - Sat, Feb 20
Delta Logo
11:30 am - 5:41 pmSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
5h 11m1 stop Salt Lake City
Delta Logo
5:30 am - 9:19 amBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
4h 49m1 stop Salt Lake City
$239Delta
Fri, Dec 4 - Mon, Dec 7
Alaska Airlines Logo
8:46 am - 2:59 pmSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
5h 13m1 stop Portland
Alaska Airlines Logo
12:09 pm - 1:22 pmBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
2h 13mnonstop
$247Alaska Airlines
Sat, Jan 23 - Tue, Jan 26
Alaska Airlines Logo
8:36 pm - 11:30 pmSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
1h 54mnonstop
Alaska Airlines Logo
6:00 am - 7:21 amBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
2h 21mnonstop
$247Alaska Airlines
Fri, Dec 18 - Sun, Dec 20
Alaska Airlines Logo
7:00 am - 1:23 pmSEA  Seattle/Tacoma Intl-BIL Billings Logan Intl
5h 23m1 stop Portland
Alaska Airlines Logo
2:03 pm - 3:13 pmBIL  Billings Logan Intl-SEA Seattle/Tacoma Intl
2h 10mnonstop
$247Alaska Airlines
Fri, Feb 12 - Sat, Feb 20

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United Airlines flights from Seattle to Billings

Our best United Airlines deals on Seattle to Billings flight tickets
United Airlines
Dec 16
SEA5:05 amSeattle/Tacoma Intl
7h 19m
1 stop
BIL1:24 pmBillings Logan Intl
Dec 19
BIL4:15 pmBillings Logan Intl
8h 01m
1 stop
SEA11:16 pmSeattle/Tacoma Intl
$251
United Airlines
Dec 2
SEA5:05 amSeattle/Tacoma Intl
7h 19m
1 stop
BIL1:24 pmBillings Logan Intl
Dec 9
BIL4:04 pmBillings Logan Intl
6h 17m
1 stop
SEA9:21 pmSeattle/Tacoma Intl
$278
United Airlines
Dec 3
SEA12:50 pmSeattle/Tacoma Intl
7h 09m
1 stop
BIL8:59 pmBillings Logan Intl
Dec 10
BIL4:04 pmBillings Logan Intl
6h 17m
1 stop
SEA9:21 pmSeattle/Tacoma Intl
$298

Delta flights from Seattle to Billings

Our best Delta deals on Seattle to Billings flight tickets
Delta
Dec 3
SEA11:30 amSeattle/Tacoma Intl
5h 11m
1 stop
BIL5:41 pmBillings Logan Intl
Dec 8
BIL5:30 amBillings Logan Intl
4h 49m
1 stop
SEA9:19 amSeattle/Tacoma Intl
$187
Delta
Dec 4
SEA11:30 amSeattle/Tacoma Intl
5h 11m
1 stop
BIL5:41 pmBillings Logan Intl
Dec 7
BIL5:30 amBillings Logan Intl
4h 49m
1 stop
SEA9:19 amSeattle/Tacoma Intl
$239
Delta
Dec 5
SEA9:18 amSeattle/Tacoma Intl
7h 23m
1 stop
BIL5:41 pmBillings Logan Intl
Dec 7
BIL5:30 amBillings Logan Intl
4h 49m
1 stop
SEA9:19 amSeattle/Tacoma Intl
$258

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Billings that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Thu 12/3

11:30 am-5:41 pm

1 stop5h 11m

Billings Logan Intl

Tue 12/8

5:30 am-9:19 am

1 stop4h 49m

$187

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Sat 2/13

8:15 pm-11:06 pm

Nonstop1h 51m

Billings Logan Intl

Sat 2/20

7:17 am-8:35 am

Nonstop2h 18m

$227

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Sat 1/23

8:35 am-11:29 am

Nonstop1h 54m

Billings Logan Intl

Tue 1/26

7:30 am-8:51 am

Nonstop2h 21m

$227

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Fri 2/12

12:12 pm-3:08 pm

Nonstop1h 56m

Billings Logan Intl

Sat 2/20

6:00 am-7:09 am

Nonstop2h 09m

$237

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Sat 12/12

8:30 am-11:24 am

Nonstop1h 54m

Billings Logan Intl

Sun 12/13

12:04 pm-1:24 pm

Nonstop2h 20m

$237
Quickest round-trip

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Sun 2/14

9:15 pm-11:59 pm

Nonstop1h 44m

Billings Logan Intl

Sat 2/20

2:03 pm-3:13 pm

Nonstop2h 10m

$237

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Fri 12/4

11:30 am-5:41 pm

1 stop5h 11m

Billings Logan Intl

Mon 12/7

5:30 am-9:19 am

1 stop4h 49m

$239

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Sat 1/23

8:46 am-2:59 pm

1 stop5h 13m

Billings Logan Intl

Tue 1/26

12:09 pm-1:22 pm

Nonstop2h 13m

$247

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Fri 12/18

8:36 pm-11:30 pm

Nonstop1h 54m

Billings Logan Intl

Sun 12/20

6:00 am-7:21 am

Nonstop2h 21m

$247

SeattleBillings

SEA Seattle/Tacoma Intl - BIL Billings Logan Intl

SEABIL

Seattle/Tacoma Intl

Fri 2/12

7:00 am-1:23 pm

1 stop5h 23m

Billings Logan Intl

Sat 2/20

2:03 pm-3:13 pm

Nonstop2h 10m

$247

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 Seattle 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 month to fly to Billings?

The month of January is, on average, the cheapest month to fly to Billings from Seattle, with most prices found around $167. The month of December is another great option to travel to Billings, with average flight prices from Seattle averaging around $231.

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 $274. Flights from Seattle to Billings on a Sunday will generally be more expensive and average around $502. 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 in the afternoon. momondo users have found flights departing from Seattle to Billings in the afternoon for as low as $302. 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 morning is when there is more demand to fly to Billings, so prices are often more expensive at around $386 per ticket.

What is the cheapest Seattle/Tacoma Intl to Billings Logan Intl flight route?

Fly from Seattle/Tacoma Intl to Billings Logan Intl for the best Seattle/Tacoma Intl - Billings Logan Intl flight prices

What cabin class options are available on Seattle to Billings flights?

There are 3 cabin classes available to choose from on Seattle to Billings flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Billings flights?

You could potentially save up to 4% on your flight if you consider stops on a Seattle to Billings flight.

How have Seattle to Billings flight prices changed over time?

As of November 2026, prices for Seattle to Billings flights are approximately 24% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Billings

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Billings according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Billings (SEA to BIL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Billings

Best Price Found

$134

Fastest flight time

1h 56m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Billings

1 airport
The best one-way flight to Billings from Seattle in the past 72 hours is $134. The best round-trip flight deal from Seattle to Billings found on momondo in the last 72 hours is $187.
The fastest flight from Seattle to Billings takes 1h 56m
Direct flights go from Seattle to Billings on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Alaska Airlines.
There is 1 airport in Billings. From Seattle there are direct flights to Billings Logan Intl (BIL).
Search flight deals

Frequently asked questions about flying from Seattle to Billings

  • How far is Seattle/Tacoma Intl to Billings Logan Intl by plane?

    The straight-line distance from Seattle/Tacoma Intl to Billings Logan Intl is 666.5 mi. By plane, this route typically takes 1h 56m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Billings Logan Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Billings Logan Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Billings Logan Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma 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 Seattle/Tacoma Intl Airport to Billings Logan Intl Airport.

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

    The travel and health documents required for your trip to Billings Logan Intl Airport 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 Billings Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Seattle to Billings?

  • What is the most popular airline from Seattle to Billings?

Best airlines flying from Seattle to Billings

Compare and see reviews for airlines that fly from Seattle to Billings with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $167Free CancellationRating
7.9
13,159 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Seattle to Billings

    The lowest priced Alaska Airlines flight from Seattle to Billings from the last 72 hours was $167. Generally, Alaska Airlines has 19 flights on this route every week with an average price of $364. Alaska Airlines is rated 7.9/10 by our users.

Traveling to a place near Billings?

Book flights to Billings if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Billings?

Finding the right flight to Billings from Seattle 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 Seattle to Billings with flexible booking policies on momondo?

Flights from Seattle to Billings with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Billings?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Billings.

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

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

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