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

57 flights are operational weekly from Billings to Seattle as of August 2025. The most popular departure day for this route is Mon, with 21% 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 88% 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 August 2025, there are 8 flights per day flying from Billings to Seattle. The most common time of day flights depart is 6:00AM, with 43% of flights taking off at noon.

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

Alaska Airlines, Delta, and Hawaiian 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 August 2025.

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.

$88 Cheap Flights from Billings to Seattle (BIL-SEA) in 2025

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Find the cheapest flights from Billings to Seattle (BIL-SEA)

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:18 pm - 8:29 pmBIL-SEA

2h 11mnonstop

9:15 pm - 12:08 amSEA-BIL

1h 53mnonstop

$157Hawaiian Airlines

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mar., sep. 30 - mar., oct. 7

7:18 pm - 8:29 pmBIL-SEA

2h 11mnonstop

12:03 pm - 3:03 pmSEA-BIL

2h 00mnonstop

$167Hawaiian Airlines

Find Deal

vie., sep. 12 - mar., sep. 16

7:18 pm - 8:29 pmBIL-SEA

2h 11mnonstop

9:15 pm - 12:11 amSEA-BIL

1h 56mnonstop

$193Alaska Airlines

Find Deal

jue., sep. 11 - mar., sep. 16

6:00 am - 7:08 amBIL-SEA

2h 08mnonstop

5:20 am - 1:24 pmSEA-BIL

7h 04m1 stop

$197Alaska Airlines

Find Deal

mié., sep. 24 - sáb., sep. 27

5:00 am - 9:57 amBIL-SEA

5h 57m1 stop

5:00 am - 1:18 pmSEA-BIL

7h 18m1 stop

$207United Airlines

Find Deal

mié., sep. 24 - sáb., sep. 27

5:25 am - 9:07 amBIL-SEA

4h 42m1 stop

5:30 am - 10:53 amSEA-BIL

4h 23m1 stop

$212Delta

Find Deal

jue., sep. 25 - sáb., sep. 27

6:19 pm - 10:24 pmBIL-SEA

5h 05m1 stop

5:00 pm - 10:25 pmSEA-BIL

4h 25m1 stop

$242Delta

Find Deal

mar., sep. 30 - mar., oct. 7

4:15 pm - 10:59 pmBIL-SEA

7h 44m1 stop

3:36 pm - 10:46 pmSEA-BIL

6h 10m1 stop

$257United Airlines

Find Deal

jue., sep. 11 - mar., sep. 16

9:58 am - 3:45 pmBIL-SEA

6h 47m1 stop

4:36 pm - 6:55 pmSEA-BIL

25h 19m2 stops

$300

Find Deal

vie., sep. 5 - dom., sep. 7

9:58 am - 3:45 pmBIL-SEA

6h 47m1 stop

1:22 pm - 6:55 pmSEA-BIL

28h 33m1 stop

$301

Find Deal

vie., sep. 19 - dom., sep. 21

Alaska Airlines flights from Billings to Seattle

Our best Alaska Airlines deals on Billings to Seattle flight tickets

Alaska Airlines

Sep 11

BIL7:18 pmBillings Logan Intl

2h 11m

SEA8:29 pmSeattle/Tacoma Intl

Sep 16

SEA9:15 pmSeattle/Tacoma Intl

1h 56m

BIL12:11 amBillings Logan Intl

$193

Find similar

Alaska Airlines

Sep 24

BIL6:00 amBillings Logan Intl

2h 08m

SEA7:08 amSeattle/Tacoma Intl

Sep 27

SEA5:20 amSeattle/Tacoma Intl

7h 04m

1 stop

BIL1:24 pmBillings Logan Intl

$197

Find similar

Alaska Airlines

Sep 12

BIL7:18 pmBillings Logan Intl

2h 11m

SEA8:29 pmSeattle/Tacoma Intl

Sep 16

SEA9:40 pmSeattle/Tacoma Intl

14h 44m

1 stop

BIL1:24 pmBillings Logan Intl

$220

Find similar

Delta flights from Billings to Seattle

Our best Delta deals on Billings to Seattle flight tickets

Delta

Sep 25

BIL5:25 amBillings Logan Intl

4h 42m

1 stop

SEA9:07 amSeattle/Tacoma Intl

Sep 27

SEA5:30 amSeattle/Tacoma Intl

4h 23m

1 stop

BIL10:53 amBillings Logan Intl

$212

Find similar

Delta

Sep 30

BIL6:19 pmBillings Logan Intl

5h 05m

1 stop

SEA10:24 pmSeattle/Tacoma Intl

Oct 7

SEA5:00 pmSeattle/Tacoma Intl

4h 25m

1 stop

BIL10:25 pmBillings Logan Intl

$242

Find similar

Delta

Sep 25

BIL5:25 amBillings Logan Intl

4h 42m

1 stop

SEA9:07 amSeattle/Tacoma Intl

Sep 27

SEA9:25 amSeattle/Tacoma Intl

12h 39m

2 stops

BIL11:04 pmBillings Logan Intl

$261

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

mar. 9/30

7:18 pm-8:29 pm

Nonstop2h 11m

Seattle/Tacoma Intl

mar. 10/7

9:15 pm-12:08 am

Nonstop1h 53m

$157

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

vie. 9/12

7:18 pm-8:29 pm

Nonstop2h 11m

Seattle/Tacoma Intl

mar. 9/16

12:03 pm-3:03 pm

Nonstop2h 00m

$167

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

jue. 9/11

7:18 pm-8:29 pm

Nonstop2h 11m

Seattle/Tacoma Intl

mar. 9/16

9:15 pm-12:11 am

Nonstop1h 56m

$193

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

mié. 9/24

6:00 am-7:08 am

Nonstop2h 08m

Seattle/Tacoma Intl

sáb. 9/27

5:20 am-1:24 pm

1 stop7h 04m

$197

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

mié. 9/24

5:00 am-9:57 am

1 stop5h 57m

Seattle/Tacoma Intl

sáb. 9/27

5:00 am-1:18 pm

1 stop7h 18m

$207

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

jue. 9/25

5:25 am-9:07 am

1 stop4h 42m

Seattle/Tacoma Intl

sáb. 9/27

5:30 am-10:53 am

1 stop4h 23m

$212

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

mar. 9/30

6:19 pm-10:24 pm

1 stop5h 05m

Seattle/Tacoma Intl

mar. 10/7

5:00 pm-10:25 pm

1 stop4h 25m

$242

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

jue. 9/11

4:15 pm-10:59 pm

1 stop7h 44m

Seattle/Tacoma Intl

mar. 9/16

3:36 pm-10:46 pm

1 stop6h 10m

$257

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

vie. 9/5

9:58 am-3:45 pm

1 stop6h 47m

Seattle/Tacoma Intl

dom. 9/7

4:36 pm-6:55 pm

2 stops25h 19m

$300

BillingsSeattle

BIL - SEA

BILSEA

Billings Logan Intl

vie. 9/19

9:58 am-3:45 pm

1 stop6h 47m

Seattle/Tacoma Intl

dom. 9/21

1:22 pm-6:55 pm

1 stop28h 33m

$301

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, 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 $242.

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 Thursday. momondo users have found tickets for Thursday departures for as low as $427. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday 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 $609.

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 $438 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $532. 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 $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 $243 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.

How have Billings to Seattle flight prices changed over time?

As of August 2025, prices for Billings to Seattle flights are approximately 10% more expensive 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	$88
Fastest flight time	2h 08m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Billings in the past 72 hours is $88. The best round-trip flight deal from Billings to Seattle found on momondo in the last 72 hours is $157.

The fastest flight from Billings to Seattle takes 2h 08m

Direct flights go from Billings to Seattle every day.

There is 1 airport near Seattle: 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 08m 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 August 2025.
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 83.97% of all bookings. The subsequent popular models are Airbus A321neo at 2.29%, Boeing 737-900 at 2.29%, and Airbus A320-100/200 at 2.29%.
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 (88% of total bookings). The next most popular airlines are Hawaiian Airlines (8%) 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
Alaska Airlines	PriceFrom $185	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Delta	PriceFrom $216	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $228	Free Cancellation	Rating 7.8 2,665 reviews	Search Hawaiian Airlines flights

Alaska Airlines Flights From Billings to Seattle
Alaska Airlines operates around 14 flights from Billings to Seattle every week. The average price of these flights found in the last 72 hours has been $319, but momondo users have found Alaska Airlines deals from Billings to Seattle from as low as $185 round-trip. Alaska Airlines has been scored 8.0/10 in 10,000 reviews.
Hawaiian Airlines Flights From Billings to Seattle
Another popular option for Billings to Seattle flights is Hawaiian Airlines (7.8/10, 2,664 ratings). Hawaiian Airlines flies from Billings to Seattle around 15 times per week, with deals starting from $228 round-trip and rising to an average price of around $328.

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Olympia

Renton

Kent

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Federal Way

Puyallup

Marysville

Tukwila

Kirkland

Lakewood

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Shoreline

Cle Elum

Fife

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Redmond

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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sáb. 8/23

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Cheap flights from Billings to Seattle from $88

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 11/1. 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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Find the cheapest flights from Billings to Seattle (BIL-SEA)

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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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Our best Delta deals on Billings to Seattle flight tickets

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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 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.

How have Billings to Seattle flight prices changed over time?

As of August 2025, prices for Billings to Seattle flights are approximately 10% more expensive 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?

Alaska Airlines, Delta, and Hawaiian 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 August 2025, there are 8 flights per day flying from Billings to Seattle. The most common time of day flights depart is 6:00AM, with 43% of flights taking off at noon.

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

57 flights are operational weekly from Billings to Seattle as of August 2025. The most popular departure day for this route is Mon, with 21% 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