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Cheap flights from Billings to Seattle from $84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Seattle departing on 2/12. 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
0 bags

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Find the cheapest flights from Billings to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
3:35 pm - 4:51 pm
BIL
-
SEA
2h 16mnonstop
Alaska Airlines Logo
8:42 pm - 11:36 pm
SEA
-
BIL
1h 54mnonstop
$137Alaska Airlines
Tue, Feb 3 - Tue, Feb 10
Hawaiian Airlines Logo
2:05 pm - 3:15 pm
BIL
-
SEA
2h 10mnonstop
Hawaiian Airlines Logo
9:04 pm - 11:58 pm
SEA
-
BIL
1h 54mnonstop
$146Hawaiian Airlines
Fri, Apr 17 - Sun, Apr 19
Delta Logo
11:50 am - 4:55 pm
BIL
-
SEA
6h 05m
1 stop
Delta Logo
4:55 pm - 10:31 pm
SEA
-
BIL
4h 36m
1 stop
$147Delta
Tue, Feb 3 - Tue, Feb 10
Alaska Airlines Logo
2:05 pm - 3:15 pm
BIL
-
SEA
2h 10mnonstop
Alaska Airlines Logo
9:04 pm - 11:58 pm
SEA
-
BIL
1h 54mnonstop
$157Alaska Airlines
Thu, Apr 16 - Sun, Apr 19
Delta Logo
6:15 pm - 12:09 am
BIL
-
SEA
6h 54m
1 stop
Delta Logo
5:00 am - 11:03 am
SEA
-
BIL
5h 03m
1 stop
$167Delta
Fri, Feb 6 - Sun, Feb 8
Alaska Airlines Logo
7:56 am - 9:10 am
BIL
-
SEA
2h 14mnonstop
Alaska Airlines Logo
9:04 pm - 11:58 pm
SEA
-
BIL
1h 54mnonstop
$177Alaska Airlines
Wed, Apr 15 - Mon, Apr 20
Alaska Airlines Logo
2:04 pm - 3:17 pm
BIL
-
SEA
2h 13mnonstop
Alaska Airlines Logo
8:45 pm - 11:38 pm
SEA
-
BIL
1h 53mnonstop
$187Alaska Airlines
Thu, Feb 12 - Sun, Feb 15
Alaska Airlines Logo
7:00 am - 8:17 am
BIL
-
SEA
2h 17mnonstop
Alaska Airlines Logo
11:56 am - 2:52 pm
SEA
-
BIL
1h 56mnonstop
$192Alaska Airlines
Sat, Feb 14 - Wed, Feb 18
United Airlines Logo
5:53 pm - 10:59 pm
BIL
-
SEA
6h 06m
1 stop
United Airlines Logo
5:00 am - 1:23 pm
SEA
-
BIL
7h 23m
1 stop
$197United Airlines
Fri, Feb 13 - Fri, Feb 20
Delta Logo
6:15 pm - 12:09 am
BIL
-
SEA
6h 54m
1 stop
Delta Logo
5:00 am - 11:03 am
SEA
-
BIL
5h 03m
1 stop
$198Delta
Fri, Feb 6 - Sun, Feb 8

Hawaiian Airlines flights from Billings to Seattle

Our best Hawaiian Airlines deals on Billings to Seattle flight tickets
Hawaiian Airlines
Apr 17
BIL2:05 pmBillings Logan Intl
2h 10m
SEA3:15 pmSeattle/Tacoma Intl
Apr 19
SEA9:04 pmSeattle/Tacoma Intl
1h 54m
BIL11:58 pmBillings Logan Intl
$146
Hawaiian Airlines
Apr 17
BIL12:34 pmBillings Logan Intl
4h 14m
1 stop
SEA3:48 pmSeattle/Tacoma Intl
Apr 19
SEA9:04 pmSeattle/Tacoma Intl
1h 54m
BIL11:58 pmBillings Logan Intl
$216
Hawaiian Airlines
Mar 1
BIL7:00 amBillings Logan Intl
2h 17m
SEA8:17 amSeattle/Tacoma Intl
Mar 8
SEA8:45 pmSeattle/Tacoma Intl
1h 53m
BIL11:38 pmBillings Logan Intl
$246

United Airlines flights from Billings to Seattle

Our best United Airlines deals on Billings to Seattle flight tickets
United Airlines
Feb 13
BIL5:53 pmBillings Logan Intl
6h 06m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
Feb 20
SEA5:00 amSeattle/Tacoma Intl
7h 23m
1 stop
BIL1:23 pmBillings Logan Intl
$197
United Airlines
Feb 14
BIL2:35 pmBillings Logan Intl
7h 37m
1 stop
SEA9:12 pmSeattle/Tacoma Intl
Feb 18
SEA5:00 amSeattle/Tacoma Intl
7h 23m
1 stop
BIL1:23 pmBillings Logan Intl
$267
United Airlines
Feb 14
BIL2:35 pmBillings Logan Intl
9h 55m
2 stops
SEA11:30 pmSeattle/Tacoma Intl
Feb 18
SEA5:00 amSeattle/Tacoma Intl
7h 23m
1 stop
BIL1:23 pmBillings Logan Intl
$272

momondo Fare Finder

 
Customize your flight search to find flights from Billings to Seattle 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 January 16, 2026.
Use the filters below to find and compare flights from Billings to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Tue 2/3

3:35 pm-4:51 pm

Nonstop2h 16m

Seattle/Tacoma Intl

Tue 2/10

8:42 pm-11:36 pm

Nonstop1h 54m

$137

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Fri 4/17

2:05 pm-3:15 pm

Nonstop2h 10m

Seattle/Tacoma Intl

Sun 4/19

9:04 pm-11:58 pm

Nonstop1h 54m

$146

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Tue 2/3

11:50 am-4:55 pm

1 stop6h 05m

Seattle/Tacoma Intl

Tue 2/10

4:55 pm-10:31 pm

1 stop4h 36m

$147

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Thu 4/16

2:05 pm-3:15 pm

Nonstop2h 10m

Seattle/Tacoma Intl

Sun 4/19

9:04 pm-11:58 pm

Nonstop1h 54m

$157

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Fri 2/6

6:15 pm-12:09 am

1 stop6h 54m

Seattle/Tacoma Intl

Sun 2/8

5:00 am-11:03 am

1 stop5h 03m

$167

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Wed 4/15

7:56 am-9:10 am

Nonstop2h 14m

Seattle/Tacoma Intl

Mon 4/20

9:04 pm-11:58 pm

Nonstop1h 54m

$177

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Thu 2/12

2:04 pm-3:17 pm

Nonstop2h 13m

Seattle/Tacoma Intl

Sun 2/15

8:45 pm-11:38 pm

Nonstop1h 53m

$187

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Sat 2/14

7:00 am-8:17 am

Nonstop2h 17m

Seattle/Tacoma Intl

Wed 2/18

11:56 am-2:52 pm

Nonstop1h 56m

$192

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Fri 2/13

5:53 pm-10:59 pm

1 stop6h 06m

Seattle/Tacoma Intl

Fri 2/20

5:00 am-1:23 pm

1 stop7h 23m

$197

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Fri 2/6

6:15 pm-12:09 am

1 stop6h 54m

Seattle/Tacoma Intl

Sun 2/8

5:00 am-11:03 am

1 stop5h 03m

$198

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 Seattle from

How to get the cheapest flight ticket from Billings to Seattle

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 Billings and Seattle?

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Billings to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $227. If you don’t want to visit Seattle in January, then you should wait until February to fly from Billings, when ticket prices are also cheap, with an average price of $248.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Billings is on a Friday. momondo users have found tickets for Friday departures for as low as $436. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Billings because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $628.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Billings in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $400 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $534. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Billings when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $303 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Billings for as low as $199 on momondo.

What cabin class options are available on Billings Logan Intl to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Billings Logan Intl to Seattle/Tacoma Intl 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 Billings to Seattle flights?

You could potentially save up to 38% on your flight if you consider stops on a Billings to Seattle flight.

How have Billings to Seattle flight prices changed over time?

As of January 2026, prices for Billings to Seattle flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Billings to Seattle

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

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

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

Best Price Found

$222

Fastest flight time

2h 07m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Seattle

1 airport
The best one-way flight to Seattle from Billings in the past 72 hours is $222. The best round-trip flight deal from Billings to Seattle found on momondo in the last 72 hours is $274.
The fastest flight from Billings to Seattle takes 2h 07m
Direct flights go from Billings to Seattle on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Alaska Airlines.
There is 1 airport in Seattle. From Billings there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

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

    The distance between Billings Logan Intl and Seattle/Tacoma Intl is about 666.5 mi. 2h 07m is a normal flight duration for this route.

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

    Prices for flights from Billings Logan Intl Airport to Seattle/Tacoma Intl Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Billings Logan Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Best airlines flying from Billings to Seattle

Compare and see reviews for airlines that fly from Billings to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $177Free CancellationRating
7.8
2,828 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $187Free CancellationRating
8.0
11,724 reviews
Search Alaska Airlines flights
DeltaPriceFrom $189Free CancellationRating
7.9
8,056 reviews
Search Delta flights

  • Alaska Airlines Flights From Billings to Seattle

    Alaska Airlines operates around 11 flights from Billings to Seattle every week. The average price of these flights found in the last 72 hours has been $324, but momondo users have found Alaska Airlines deals from Billings to Seattle from as low as $187 round-trip. Alaska Airlines has been scored 8.0/10 in 11,724 reviews.

  • Hawaiian Airlines Flights From Billings to Seattle

    Another popular option for Billings to Seattle flights is Hawaiian Airlines (7.8/10, 2,828 ratings). Hawaiian Airlines flies from Billings to Seattle around 14 times per week, with deals starting from $177 round-trip and rising to an average price of around $328.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Redmond
Tukwila
Cle Elum
Lakewood
Federal Way
Fife
Kirkland
Westport
Centralia
Shoreline

Why use momondo?

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

Finding the right flight to Seattle from Billings 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 Seattle quick and easy, saving you time and money.

Can I find flights from Billings to Seattle with flexible booking policies on momondo?

Flights from Billings to Seattle 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 Billings to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Billings.

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

Yes. momondo can track prices for Billings to Seattle 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.

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