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Cheap flights from Boise to Seattle from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Seattle departing on 1/18. 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 Boise to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Boise to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Boise to Seattle.

Cheap last minute flights

Planning a quick getaway from Boise to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Boise to Seattle

Find recent round-trip train or bus tickets from Boise to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
12:04 pm - 12:44 pmBOI-SEA
1h 40mnonstop
9:45 am - 12:19 pmSEA-BOI
1h 34mnonstop
$130Alaska Airlines
Find Deal
Sat, Feb 1 - Sat, Feb 8
2:40 pm - 3:25 pmBOI-SEA
1h 45mnonstop
1:59 pm - 4:19 pmSEA-BOI
1h 20mnonstop
$137Alaska Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 21
7:38 pm - 12:19 amBOI-SEA
5h 41m1 stop
5:45 am - 6:43 pmSEA-BOI
11h 58m1 stop
$149Spirit Airlines
Find Deal
Thu, Jan 30 - Mon, Feb 3
7:38 pm - 12:19 amBOI-SEA
5h 41m1 stop
1:59 pm - 4:19 pmSEA-BOI
1h 20mnonstop
Fri, Jan 10 - Mon, Jan 13
7:38 pm - 12:19 amBOI-SEA
5h 41m1 stop
5:45 am - 6:43 pmSEA-BOI
11h 58m1 stop
$162Spirit Airlines
Find Deal
Fri, Jan 10 - Mon, Jan 13
7:38 pm - 12:19 amBOI-SEA
5h 41m1 stop
6:45 am - 1:03 pmSEA-BOI
5h 18m1 stop
Fri, Jan 24 - Sun, Jan 26
7:15 pm - 11:50 pmBOI-SEA
5h 35m1 stop
12:50 pm - 7:27 pmSEA-BOI
5h 37m1 stop
$176United Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 21
1:01 pm - 7:08 pmBOI-SEA
7h 07m1 stop
12:50 pm - 7:27 pmSEA-BOI
5h 37m1 stop
$233United Airlines
Find Deal
Fri, Jan 17 - Tue, Jan 21
5:36 am - 6:40 amBOI-SEA
2h 04mnonstop
9:20 pm - 11:46 pmSEA-BOI
1h 26mnonstop
$254Delta
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Fri, Jan 3 - Mon, Jan 13
11:45 am - 11:10 pmBOI-SEA
12h 25m1 stop
1:55 pm - 4:22 pmSEA-BOI
1h 27mnonstop
$476Delta
Find Deal
Sat, Mar 22 - Sat, Apr 12
4:59 pm - 5:35 pmBOI-SEA
1h 36mnonstop
$69Alaska Airlines
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Sat, Jan 18
7:38 pm - 12:19 amBOI-SEA
5h 41m1 stop
$74Spirit Airlines
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Thu, Jan 23
7:38 pm - 12:19 amBOI-SEA
5h 41m1 stop
$76Spirit Airlines
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Fri, Jan 24
1:17 pm - 7:00 pmBOI-SEA
6h 43m1 stop
$78Alaska Airlines
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Sat, Jan 18
9:25 am - 10:09 amBOI-SEA
1h 44mnonstop
$89Delta
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Mon, Jun 16
2:55 pm - 3:39 pmBOI-SEA
1h 44mnonstop
$99Delta
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Wed, Jan 15
5:30 pm - 10:45 pmBOI-SEA
6h 15m1 stop
$117United Airlines
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Wed, Feb 19
1:20 pm - 9:15 pmBOI-SEA
8h 55m2 stops
$123United Airlines
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Tue, Mar 18
6:10 pm - 10:00 pmBOI-SEA
4h 50m1 stop
$177Southwest
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Mon, Feb 17
1:20 pm - 9:30 pmBOI-SEA
9h 10m2 stops
$182Southwest
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Tue, Mar 18
12:35 pm - 1:12 pmBOI-SEA
1h 37mnonstop
6:33 pm - 8:54 pmSEA-BOI
1h 21mnonstop
$307Alaska Airlines
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Fri, Dec 20 - Mon, Jan 6
12:35 pm - 1:12 pmBOI-SEA
1h 37mnonstop
3:51 pm - 9:04 pmSEA-BOI
4h 13m1 stop
$316Alaska Airlines
Find Deal
Fri, Dec 20 - Mon, Jan 6
3:30 pm - 10:30 pmBOI-SEA
8h 00m1 stop
5:00 am - 11:32 amSEA-BOI
5h 32m1 stop
$356United Airlines
Find Deal
Fri, Dec 20 - Mon, Jan 6
2:20 pm - 11:30 pmBOI-SEA
10h 10m2 stops
7:30 am - 2:45 pmSEA-BOI
6h 15m1 stop
$431Southwest
Find Deal
Fri, Dec 20 - Mon, Jan 6
7:35 am - 8:40 amBOI-SEA
2h 05mnonstop
7:35 pm - 10:09 pmSEA-BOI
1h 34mnonstop
$437Delta
Find Deal
Fri, Dec 20 - Sun, Dec 22
2:20 pm - 11:30 pmBOI-SEA
10h 10m2 stops
1:00 pm - 11:00 pmSEA-BOI
9h 00m2 stops
$445Southwest
Find Deal
Fri, Dec 20 - Mon, Jan 6
7:35 am - 8:40 amBOI-SEA
2h 05mnonstop
3:15 pm - 5:47 pmSEA-BOI
1h 32mnonstop
$457Delta
Find Deal
Sat, Dec 21 - Sun, Dec 22
7:25 pm - 11:50 pmBOI-SEA
5h 25m1 stop
5:00 am - 11:32 amSEA-BOI
5h 32m1 stop
$547United Airlines
Find Deal
Sat, Dec 21 - Mon, Dec 23
8:03 pm - 12:10 amBOI-SEA
29h 07m3 stops
6:11 am - 11:02 amSEA-BOI
27h 51m2 stops
Sun, Dec 22 - Fri, Dec 27
8:03 pm - 12:10 amBOI-SEA
29h 07m3 stops
11:59 pm - 11:02 amSEA-BOI
34h 03m3 stops
Sun, Dec 22 - Fri, Dec 27
12:04 pm - 12:44 pmBOI-SEA
1h 40mnonstop
9:45 am - 12:19 pmSEA-BOI
1h 34mnonstop
$130Alaska Airlines
Find Deal
Sat, Feb 1 - Sat, Feb 8
8:00 am - 8:44 amBOI-SEA
1h 44mnonstop
11:20 am - 1:45 pmSEA-BOI
1h 25mnonstop
$137Alaska Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 11
9:30 am - 10:15 amBOI-SEA
1h 45mnonstop
3:52 pm - 6:10 pmSEA-BOI
1h 18mnonstop
$143Alaska Airlines
Find Deal
Fri, Jan 17 - Sat, Feb 8
7:30 pm - 8:18 pmBOI-SEA
1h 48mnonstop
4:08 pm - 6:38 pmSEA-BOI
1h 30mnonstop
$147Delta
Find Deal
Thu, Feb 13 - Tue, Feb 18
12:14 pm - 12:54 pmBOI-SEA
1h 40mnonstop
1:59 pm - 4:19 pmSEA-BOI
1h 20mnonstop
$151Alaska Airlines
Find Deal
Mon, Jan 13 - Mon, Jan 13
11:00 am - 11:39 amBOI-SEA
1h 39mnonstop
8:00 pm - 10:23 pmSEA-BOI
1h 23mnonstop
$157Alaska Airlines
Find Deal
Fri, Jan 10 - Sun, Jan 12
9:30 pm - 10:00 pmBOI-SEA
1h 30mnonstop
7:00 am - 9:26 amSEA-BOI
1h 26mnonstop
$177Alaska Airlines
Find Deal
Sun, May 25 - Sun, Jun 1
8:59 pm - 9:38 pmBOI-SEA
1h 39mnonstop
9:36 pm - 11:59 pmSEA-BOI
1h 23mnonstop
$187Alaska Airlines
Find Deal
Fri, Feb 14 - Mon, Feb 17
5:45 am - 6:38 amBOI-SEA
1h 53mnonstop
7:20 am - 9:54 amSEA-BOI
1h 34mnonstop
$197Delta
Find Deal
Fri, Jan 24 - Sun, Jan 26
6:00 am - 6:46 amBOI-SEA
1h 46mnonstop
11:20 am - 1:45 pmSEA-BOI
1h 25mnonstop
$207Alaska Airlines
Find Deal
Sun, Jan 5 - Sun, Jan 12

Alaska Airlines flights from Boise to Seattle

Our best Alaska Airlines deals on Boise to Seattle flight tickets
Alaska Airlines
Feb 1
BOI12:04 pmBoise Air Term. Gowen Fld
1h 40m
SEA12:44 pmSeattle/Tacoma Intl
Feb 8
SEA9:45 amSeattle/Tacoma Intl
1h 34m
BOI12:19 pmBoise Air Term. Gowen Fld
Alaska Airlines
Jan 14
BOI2:40 pmBoise Air Term. Gowen Fld
1h 45m
SEA3:25 pmSeattle/Tacoma Intl
Jan 21
SEA1:59 pmSeattle/Tacoma Intl
1h 20m
BOI4:19 pmBoise Air Term. Gowen Fld
Alaska Airlines
Jan 17
BOI9:30 amBoise Air Term. Gowen Fld
1h 45m
SEA10:15 amSeattle/Tacoma Intl
Feb 8
SEA8:00 pmSeattle/Tacoma Intl
1h 23m
BOI10:23 pmBoise Air Term. Gowen Fld

Spirit Airlines flights from Boise to Seattle

Our best Spirit Airlines deals on Boise to Seattle flight tickets
Spirit Airlines
Jan 30
BOI7:38 pmBoise Air Term. Gowen Fld
5h 41m
1 stop
SEA12:19 amSeattle/Tacoma Intl
Feb 3
SEA5:45 amSeattle/Tacoma Intl
11h 58m
1 stop
BOI6:43 pmBoise Air Term. Gowen Fld
Spirit Airlines
Jan 10
BOI7:38 pmBoise Air Term. Gowen Fld
5h 41m
1 stop
SEA12:19 amSeattle/Tacoma Intl
Jan 13
SEA5:45 amSeattle/Tacoma Intl
11h 58m
1 stop
BOI6:43 pmBoise Air Term. Gowen Fld
Spirit Airlines
Feb 18
BOI7:17 pmBoise Air Term. Gowen Fld
6h 03m
1 stop
SEA12:20 amSeattle/Tacoma Intl
Feb 21
SEA5:15 amSeattle/Tacoma Intl
12h 03m
1 stop
BOI6:18 pmBoise Air Term. Gowen Fld

See travel insights to Seattle from

How to get the cheapest flight ticket from Boise 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?

In general, October is the cheapest month to fly from Boise to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $176. If you don’t want to visit Seattle in October, then you should wait until September to fly from Boise, when ticket prices are also cheap, with an average price of $177.

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

On average, the least expensive day to fly to Seattle from Boise is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $197. 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 Boise because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $226.

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

Flying to Seattle from Boise in the evening is the least expensive time of day to depart. momondo users have found prices as low as $206 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $217. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Boise Air Term. Gowen Fld to Seattle/Tacoma Intl flight route?

Fly from Boise Air Term. Gowen Fld to Seattle/Tacoma Intl for the best Boise Air Term. Gowen Fld - 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 Boise when booking 52 days ahead of your departure date. In general, you can expect to find flights to Seattle for around $212 when searching 52 days out. Keep in mind that you might be able to find cheaper flights to Seattle at any time. In fact, our users found flights for as low as $127 in the past 72 hours.

What cabin class options are available on Boise Air Term. Gowen Fld to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Boise Air Term. Gowen Fld 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 Boise to Seattle flights?

You could potentially save up to 7% on your flight if you consider stops on a Boise to Seattle flight.

How have Boise to Seattle flight prices changed over time?

As of December 2024, prices for Boise to Seattle flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from Boise to Seattle

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

Cheap Boise to Seattle (BOI to SEA) flight deals and tips

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

Best Price Found

$69

Fastest flight time

1h 30m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Boise in the past 72 hours is $69. The best round-trip flight deal from Boise to Seattle found on momondo in the last 72 hours is $130.
The fastest flight from Boise to Seattle takes 1h 30m
Direct flights go from Boise to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Boise Air Term. Gowen Fld to Seattle/Tacoma Intl by plane?

    There are 404.9 mi between Boise Air Term. Gowen Fld and Seattle/Tacoma Intl. Flights usually cover this in 1h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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


Best airlines flying from Boise to Seattle

Compare and see reviews for airlines that fly from Boise to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $90Free CancellationRating
6.3
8,119 reviews
Search Spirit Airlines flights
DeltaPriceFrom $117Free CancellationRating
8.0
8,604 reviews
Search Delta flights
Alaska AirlinesPriceFrom $124Free CancellationRating
8.0
9,551 reviews
Search Alaska Airlines flights
  • Delta Flights From Boise to Seattle

    Delta flight deals from Boise to Seattle start from $117 round-trip. Over the 13 Delta flights for this route in a normal week, average airfare is usually $199 round-trip - but some users have found much cheaper deals with momondo.

  • Alaska Airlines Flights From Boise to Seattle

    Alaska Airlines is also a popular choice for this route. Alaska Airlines flight deals for Boise to Seattle start from as low as $124 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around $233. Alaska Airlines operates 21 flights to Seattle from Boise in an average week. Users have rated it 8.0/10 across 9,551 reviews.


Why use momondo?

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

It is quick and easy to find Boise to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

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

All flight searches from Boise to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Seattle from Boise. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Seattle from Boise are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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