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Cheap flights from Seattle to Billings from $154

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Billings departing on 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Billings

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:35 pm - 11:29 pm
SEA
-
BIL
1h 54mnonstop
Alaska Airlines Logo
7:29 pm - 8:40 pm
BIL
-
SEA
2h 11mnonstop
$207Alaska Airlines
Tue, Sep 15 - Tue, Sep 22
Alaska Airlines Logo
8:35 am - 11:31 am
SEA
-
BIL
1h 56mnonstop
Alaska Airlines Logo
7:20 pm - 8:31 pm
BIL
-
SEA
2h 11mnonstop
$217Alaska Airlines
Sat, Aug 29 - Thu, Sep 3
Alaska Airlines Logo
8:35 pm - 11:29 pm
SEA
-
BIL
1h 54mnonstop
Alaska Airlines Logo
7:20 pm - 8:31 pm
BIL
-
SEA
2h 11mnonstop
$227Alaska Airlines
Thu, Aug 20 - Mon, Aug 24
Delta Logo
5:45 am - 11:07 am
SEA
-
BIL
4h 22m
1 stop
Delta Logo
6:33 pm - 10:05 pm
BIL
-
SEA
4h 32m
1 stop
$232Delta
Wed, Sep 2 - Sun, Sep 13
Delta Logo
5:45 am - 12:17 pm
SEA
-
BIL
5h 32m
1 stop
Delta Logo
12:57 pm - 6:36 pm
BIL
-
SEA
6h 39m
1 stop
$247Delta
Thu, Sep 24 - Sun, Sep 27
Alaska Airlines Logo
3:46 pm - 6:40 pm
SEA
-
BIL
1h 54mnonstop
Alaska Airlines Logo
6:14 am - 7:20 am
BIL
-
SEA
2h 06mnonstop
$252Alaska Airlines
Wed, Sep 2 - Sun, Sep 13
Alaska Airlines Logo
3:46 pm - 6:40 pm
SEA
-
BIL
1h 54mnonstop
Alaska Airlines Logo
6:14 am - 7:20 am
BIL
-
SEA
2h 06mnonstop
$262Alaska Airlines
Wed, Sep 2 - Sun, Sep 13
Delta Logo
5:45 am - 11:07 am
SEA
-
BIL
4h 22m
1 stop
Delta Logo
5:20 am - 8:57 am
BIL
-
SEA
4h 37m
1 stop
$267Delta
Tue, Aug 18 - Tue, Aug 25
Alaska Airlines Logo
10:09 am - 1:05 pm
SEA
-
BIL
1h 56mnonstop
Alaska Airlines Logo
6:14 am - 7:20 am
BIL
-
SEA
2h 06mnonstop
$275Alaska Airlines
Tue, Aug 18 - Tue, Aug 25
Alaska Airlines Logo
10:09 am - 1:05 pm
SEA
-
BIL
1h 56mnonstop
Alaska Airlines Logo
6:14 am - 7:20 am
BIL
-
SEA
2h 06mnonstop
$276Alaska Airlines
Tue, Aug 18 - Tue, Aug 25

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Delta flights from Seattle to Billings

Our best Delta deals on Seattle to Billings flight tickets
Delta
Sep 2
SEA5:45 amSeattle/Tacoma Intl
4h 22m
1 stop
BIL11:07 amBillings Logan Intl
Sep 13
BIL6:33 pmBillings Logan Intl
4h 32m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
$232
Delta
Sep 24
SEA5:45 amSeattle/Tacoma Intl
5h 32m
1 stop
BIL12:17 pmBillings Logan Intl
Sep 27
BIL12:57 pmBillings Logan Intl
6h 39m
1 stop
SEA6:36 pmSeattle/Tacoma Intl
$247
Delta
Aug 18
SEA5:45 amSeattle/Tacoma Intl
4h 22m
1 stop
BIL11:07 amBillings Logan Intl
Aug 25
BIL5:20 amBillings Logan Intl
4h 37m
1 stop
SEA8:57 amSeattle/Tacoma Intl
$267

United Airlines flights from Seattle to Billings

Our best United Airlines deals on Seattle to Billings flight tickets
United Airlines
Sep 15
SEA8:35 amSeattle/Tacoma Intl
13h 18m
2 stops
BIL10:53 pmBillings Logan Intl
Sep 22
BIL4:07 pmBillings Logan Intl
6h 24m
1 stop
SEA9:31 pmSeattle/Tacoma Intl
$302
United Airlines
Sep 15
SEA3:54 pmSeattle/Tacoma Intl
5h 59m
1 stop
BIL10:53 pmBillings Logan Intl
Sep 22
BIL4:07 pmBillings Logan Intl
6h 24m
1 stop
SEA9:31 pmSeattle/Tacoma Intl
$332
United Airlines
Sep 15
SEA12:15 pmSeattle/Tacoma Intl
9h 38m
2 stops
BIL10:53 pmBillings Logan Intl
Sep 22
BIL5:00 amBillings Logan Intl
11h 39m
2 stops
SEA3:39 pmSeattle/Tacoma Intl
$343

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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 June 25, 2026.
Use the filters below to find and compare flights from Seattle to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Tue 9/15

8:35 pm-11:29 pm

Nonstop1h 54m

Billings Logan Intl

Tue 9/22

7:29 pm-8:40 pm

Nonstop2h 11m

$207

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Sat 8/29

8:35 am-11:31 am

Nonstop1h 56m

Billings Logan Intl

Thu 9/3

7:20 pm-8:31 pm

Nonstop2h 11m

$217

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Thu 8/20

8:35 pm-11:29 pm

Nonstop1h 54m

Billings Logan Intl

Mon 8/24

7:20 pm-8:31 pm

Nonstop2h 11m

$227

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Wed 9/2

5:45 am-11:07 am

1 stop4h 22m

Billings Logan Intl

Sun 9/13

6:33 pm-10:05 pm

1 stop4h 32m

$232

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Thu 9/24

5:45 am-12:17 pm

1 stop5h 32m

Billings Logan Intl

Sun 9/27

12:57 pm-6:36 pm

1 stop6h 39m

$247
Quickest round-trip

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Wed 9/2

3:46 pm-6:40 pm

Nonstop1h 54m

Billings Logan Intl

Sun 9/13

6:14 am-7:20 am

Nonstop2h 06m

$252

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Wed 9/2

3:46 pm-6:40 pm

Nonstop1h 54m

Billings Logan Intl

Sun 9/13

6:14 am-7:20 am

Nonstop2h 06m

$262

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Tue 8/18

5:45 am-11:07 am

1 stop4h 22m

Billings Logan Intl

Tue 8/25

5:20 am-8:57 am

1 stop4h 37m

$267

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Tue 8/18

10:09 am-1:05 pm

Nonstop1h 56m

Billings Logan Intl

Tue 8/25

6:14 am-7:20 am

Nonstop2h 06m

$275

SeattleBillings

SEA - BIL

SEABIL

Seattle/Tacoma Intl

Tue 8/18

10:09 am-1:05 pm

Nonstop1h 56m

Billings Logan Intl

Tue 8/25

6:14 am-7:20 am

Nonstop2h 06m

$276

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 typical price of a round-trip flight between Seattle and Billings?

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 $177.

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 $228. Flights from Seattle to Billings on a Sunday will generally be more expensive and average around $417. 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 $288. 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 $337 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 4 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 June 2026, prices for Seattle to Billings flights are approximately 159% 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

$143

Fastest flight time

1h 52m

Direct flights

Every day

Airports in Billings

1 airport
The best one-way flight to Billings from Seattle in the past 72 hours is $143. The best round-trip flight deal from Seattle to Billings found on momondo in the last 72 hours is $312.
The fastest flight from Seattle to Billings takes 1h 52m
Direct flights go from Seattle to Billings every day.
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 52m.

  • 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
DeltaPriceFrom $83Free CancellationRating
7.8
8,440 reviews
Search Delta flights
Alaska AirlinesPriceFrom $157Free CancellationRating
7.9
12,573 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $177Free CancellationRating
7.8
2,826 reviews
Search Hawaiian 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 $157. Generally, Alaska Airlines has 18 flights on this route every week with an average price of $319. 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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