How many flights depart from Billings to Seattle on average per week?

41 flights are operational weekly from Billings to Seattle as of January 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

What airlines fly to Seattle?

Alaska Airlines, Hawaiian Airlines and Delta are the top three most popular airlines that fly to Seattle from Billings according to our data. Alaska Airlines is the first choice among our users, with 84% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

How many flights depart from Billings to Seattle on average per day?

As of January 2026, there are 5 flights per day flying from Billings to Seattle. The most common time of day flights depart is 6:00AM, with 100% of flights taking off at noon.

What is the cheapest airline that flies from Billings Logan Intl to Seattle/Tacoma Intl?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Billings Logan Intl to Seattle/Tacoma Intl

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?

The number of operators available for flights from Billings Logan Intl Airport to Seattle/Tacoma Intl Airport is 3 as of January 2026.

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.

$74 Cheap Flights from Billings to Seattle in 2026

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:35 pm - 4:51 pm

BIL

SEA

2h 16mnonstop

8:42 pm - 11:36 pm

SEA

BIL

1h 54mnonstop

$136Alaska Airlines

Tue, Jan 27 - Sat, Jan 31

7:00 am - 8:19 am

BIL

SEA

2h 19mnonstop

11:59 am - 2:55 pm

SEA

BIL

1h 56mnonstop

$137Alaska Airlines

Sat, Jan 31 - Sat, Feb 7

11:50 am - 6:29 pm

BIL

SEA

7h 39m1 stop

12:00 pm - 7:24 pm

SEA

BIL

6h 24m1 stop

$147Delta

Wed, Feb 4 - Wed, Feb 11

11:47 am - 4:55 pm

BIL

SEA

6h 08m1 stop

5:00 am - 11:03 am

SEA

BIL

5h 03m1 stop

$167Delta

Fri, Jan 30 - Sun, Feb 1

2:05 pm - 3:15 pm

BIL

SEA

2h 10mnonstop

9:04 pm - 11:58 pm

SEA

BIL

1h 54mnonstop

$177Alaska Airlines

Wed, Apr 15 - Mon, Apr 20

7:00 am - 8:17 am

BIL

SEA

2h 17mnonstop

7:45 am - 1:24 pm

SEA

BIL

4h 39m1 stop

$180Alaska Airlines

Sat, Feb 14 - Wed, Feb 18

3:35 pm - 6:43 pm

BIL

SEA

4h 08m1 stop

8:42 pm - 11:36 pm

SEA

BIL

1h 54mnonstop

$187Alaska Airlines

Fri, Jan 30 - Sun, Feb 1

3:32 pm - 10:18 pm

BIL

SEA

7h 46m1 stop

8:45 pm - 11:38 pm

SEA

BIL

1h 53mnonstop

$190Alaska Airlines

Wed, Mar 11 - Tue, Mar 17

5:10 am - 9:45 am

BIL

SEA

5h 35m1 stop

5:30 am - 11:00 am

SEA

BIL

4h 30m1 stop

$192Delta

Thu, Feb 12 - Thu, Feb 19

7:00 am - 8:17 am

BIL

SEA

2h 17mnonstop

11:56 am - 2:52 pm

SEA

BIL

1h 56mnonstop

$193Alaska Airlines

Sat, Feb 14 - Wed, Feb 18

Alaska Airlines flights from Billings to Seattle

Our best Alaska Airlines deals on Billings to Seattle flight tickets

Alaska Airlines

Jan 27

BIL3:35 pmBillings Logan Intl

2h 16m

SEA4:51 pmSeattle/Tacoma Intl

Jan 31

SEA8:42 pmSeattle/Tacoma Intl

1h 54m

BIL11:36 pmBillings Logan Intl

$136

Alaska Airlines

Jan 31

BIL7:00 amBillings Logan Intl

2h 19m

SEA8:19 amSeattle/Tacoma Intl

Feb 7

SEA11:59 amSeattle/Tacoma Intl

1h 56m

BIL2:55 pmBillings Logan Intl

$137

Alaska Airlines

Jan 30

BIL7:00 amBillings Logan Intl

2h 19m

SEA8:19 amSeattle/Tacoma Intl

Feb 1

SEA8:42 pmSeattle/Tacoma Intl

1h 54m

BIL11:36 pmBillings Logan Intl

$167

United Airlines flights from Billings to Seattle

Our best United Airlines deals on Billings to Seattle flight tickets

United Airlines

Jan 22

BIL4:13 pmBillings Logan Intl

6h 02m

1 stop

SEA9:15 pmSeattle/Tacoma Intl

Jan 28

SEA8:40 amSeattle/Tacoma Intl

5h 40m

1 stop

BIL3:20 pmBillings Logan Intl

$254

United Airlines

Feb 4

BIL4:13 pmBillings Logan Intl

6h 02m

1 stop

SEA9:15 pmSeattle/Tacoma Intl

Feb 11

SEA9:25 amSeattle/Tacoma Intl

10h 58m

2 stops

BIL9:23 pmBillings Logan Intl

$262

United Airlines

Jan 31

BIL6:30 amBillings Logan Intl

12h 58m

2 stops

SEA6:28 pmSeattle/Tacoma Intl

Feb 7

SEA9:25 amSeattle/Tacoma Intl

10h 58m

2 stops

BIL9:23 pmBillings Logan Intl

$268

Fly from

Fly to

Route

Depart

Return

Price

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Tue 1/27

3:35 pm-4:51 pm

Nonstop2h 16m

Seattle/Tacoma Intl

Sat 1/31

8:42 pm-11:36 pm

Nonstop1h 54m

$136

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Sat 1/31

7:00 am-8:19 am

Nonstop2h 19m

Seattle/Tacoma Intl

Sat 2/7

11:59 am-2:55 pm

Nonstop1h 56m

$137

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Wed 2/4

11:50 am-6:29 pm

1 stop7h 39m

Seattle/Tacoma Intl

Wed 2/11

12:00 pm-7:24 pm

1 stop6h 24m

$147

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Fri 1/30

11:47 am-4:55 pm

1 stop6h 08m

Seattle/Tacoma Intl

Sun 2/1

5:00 am-11:03 am

1 stop5h 03m

$167

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Wed 4/15

2:05 pm-3:15 pm

Nonstop2h 10m

Seattle/Tacoma Intl

Mon 4/20

9:04 pm-11:58 pm

Nonstop1h 54m

$177

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Sat 2/14

7:00 am-8:17 am

Nonstop2h 17m

Seattle/Tacoma Intl

Wed 2/18

7:45 am-1:24 pm

1 stop4h 39m

$180

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Fri 1/30

3:35 pm-6:43 pm

1 stop4h 08m

Seattle/Tacoma Intl

Sun 2/1

8:42 pm-11:36 pm

Nonstop1h 54m

$187

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Wed 3/11

3:32 pm-10:18 pm

1 stop7h 46m

Seattle/Tacoma Intl

Tue 3/17

8:45 pm-11:38 pm

Nonstop1h 53m

$190

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

Thu 2/12

5:10 am-9:45 am

1 stop5h 35m

Seattle/Tacoma Intl

Thu 2/19

5:30 am-11:00 am

1 stop4h 30m

$192

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

$193

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 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

Prices

Airlines

Other information

What is the cheapest month to fly to Seattle?

In general, February 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 $252. If you don’t want to visit Seattle in February, then you should wait until September to fly from Billings, when ticket prices are also cheap, with an average price of $257.

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 $441. 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 $627.

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

Flying to Seattle from Billings at noon is the least expensive time of day to depart. momondo users have found prices as low as $469 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $1,083. Departure times in the afternoon 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 $309 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 26% 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	$217
Fastest flight time	2h 13m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Billings in the past 72 hours is $217. The best round-trip flight deal from Billings to Seattle found on momondo in the last 72 hours is $348.

The fastest flight from Billings to Seattle takes 2h 13m

Direct flights go from Billings to Seattle every day.

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 13m 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?
The number of operators available for flights from Billings Logan Intl Airport to Seattle/Tacoma Intl Airport is 3 as of January 2026.
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?
momondo data reveals that the most frequently booked plane model on the route from Billings to Seattle is Embraer 175, representing 81.82% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 9.09%, Airbus A319 at 4.55%, and Embraer 170 at 4.55%.
What is the most popular airline from Billings to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Billings to Seattle is Alaska Airlines (84% of total bookings). The next most popular airlines are Hawaiian Airlines (12%) and Delta (4%).

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 Airlines	PriceFrom $177	Free Cancellation	Rating 7.8 2,824 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $186	Free Cancellation	Rating 8.0 11,666 reviews	Search Alaska Airlines flights
Delta	PriceFrom $189	Free Cancellation	Rating 7.9 8,029 reviews	Search Delta flights

Alaska Airlines Flights From Billings to Seattle
Alaska Airlines operates around 8 flights from Billings to Seattle every week. The average price of these flights found in the last 72 hours has been $320, but momondo users have found Alaska Airlines deals from Billings to Seattle from as low as $186 round-trip. Alaska Airlines has been scored 8.0/10 in 11,666 reviews.
Hawaiian Airlines Flights From Billings to Seattle
Another popular option for Billings to Seattle flights is Hawaiian Airlines (7.8/10, 2,824 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.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Puyallup

Redmond

Tukwila

Federal Way

Cle Elum

Lakewood

Fife

Westport

Kirkland

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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Cheap flights from Billings to Seattle from $74

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 2/28. 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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Alaska Airlines flights from Billings to Seattle

Our best Alaska Airlines deals on Billings to Seattle flight tickets

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See travel insights to Seattle from

How to get the cheapest flight ticket from Billings to Seattle

What is the cheapest month to fly to Seattle?

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

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

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?

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 26% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Billings Logan Intl to Seattle/Tacoma Intl?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Billings Logan Intl to Seattle/Tacoma Intl

What airlines fly to Seattle?

How many flights depart from Billings to Seattle on average per day?

As of January 2026, there are 5 flights per day flying from Billings to Seattle. The most common time of day flights depart is 6:00AM, with 100% of flights taking off at noon.

How many flights depart from Billings to Seattle on average per week?

41 flights are operational weekly from Billings to Seattle as of January 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

When to book flights from Billings to Seattle

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

Fastest flight time

Direct flights

Airports in Seattle

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

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

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?

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

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

Alaska Airlines Flights From Billings to Seattle

Hawaiian Airlines Flights From Billings to Seattle

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington