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Cheap flights from Boise to Seattle from $39

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.
2:00 pm - 2:50 pmBOI-SEA
1h 50mnonstop
6:50 pm - 9:19 pmSEA-BOI
1h 29mnonstop
$72Delta
Find Deal
Wed, Dec 11 - Wed, Dec 11
11:50 am - 12:43 pmBOI-SEA
1h 53mnonstop
6:50 pm - 9:19 pmSEA-BOI
1h 29mnonstop
$77Delta
Find Deal
Tue, Dec 10 - Tue, Dec 17
2:47 pm - 3:32 pmBOI-SEA
1h 45mnonstop
8:50 am - 6:18 pmSEA-BOI
8h 28m1 stop
$126Alaska Airlines
Find Deal
Tue, Dec 10 - Wed, Dec 11
9:30 am - 10:15 amBOI-SEA
1h 45mnonstop
5:30 am - 6:38 pmSEA-BOI
12h 08m1 stop
Thu, Jan 9 - Mon, Jan 13
9:00 am - 8:45 amBOI-SEA
24h 45m1 stop
11:20 am - 1:45 pmSEA-BOI
1h 25mnonstop
$148Alaska Airlines
Find Deal
Tue, Jan 21 - Wed, Jan 22
8:05 am - 8:51 amBOI-SEA
1h 46mnonstop
9:21 pm - 11:02 amSEA-BOI
12h 41m1 stop
Sat, Jan 4 - Sun, Jan 5
3:45 pm - 2:53 pmBOI-SEA
24h 08m1 stop
9:21 pm - 2:50 pmSEA-BOI
16h 29m1 stop
$158Spirit Airlines
Find Deal
Tue, Dec 10 - Fri, Dec 13
3:45 pm - 2:53 pmBOI-SEA
24h 08m1 stop
9:21 pm - 10:58 amSEA-BOI
12h 37m1 stop
$171Spirit Airlines
Find Deal
Tue, Dec 10 - Sun, Dec 15
10:57 am - 3:45 pmBOI-SEA
5h 48m1 stop
9:20 am - 4:27 pmSEA-BOI
6h 07m1 stop
$186United Airlines
Find Deal
Tue, Jan 14 - Thu, Jan 16
6:58 pm - 12:55 amBOI-SEA
6h 57m1 stop
3:24 pm - 9:59 pmSEA-BOI
5h 35m1 stop
$198United Airlines
Find Deal
Fri, Feb 14 - Tue, Feb 18
7:30 am - 8:22 amBOI-SEA
1h 52mnonstop
$39Delta
Find Deal
Sat, Jan 18
11:57 am - 8:26 pmBOI-SEA
9h 29m1 stop
$60Spirit Airlines
Find Deal
Thu, Dec 19
11:57 am - 8:26 pmBOI-SEA
9h 29m1 stop
$61Spirit Airlines
Find Deal
Thu, Dec 19
7:00 am - 7:55 amBOI-SEA
1h 55mnonstop
$69Alaska Airlines
Find Deal
Thu, Jan 2
2:25 pm - 3:10 pmBOI-SEA
1h 45mnonstop
$79Delta
Find Deal
Sat, Jan 18
6:58 pm - 12:55 amBOI-SEA
6h 57m1 stop
$88United Airlines
Find Deal
Tue, Feb 18
2:32 pm - 9:11 pmBOI-SEA
7h 39m1 stop
$118United Airlines
Find Deal
Sat, Jan 18
7:11 am - 12:59 pmBOI-SEA
6h 48m1 stop
$143Alaska Airlines
Find Deal
Wed, Dec 18
7:35 am - 6:25 pmBOI-SEA
11h 50m2 stops
$153Southwest
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Sat, Jan 18
6:35 pm - 11:30 pmBOI-SEA
5h 55m1 stop
$158Southwest
Find Deal
Thu, Jan 2
7:39 am - 8:42 amBOI-SEA
2h 03mnonstop
7:35 pm - 10:09 pmSEA-BOI
1h 34mnonstop
$327Delta
Find Deal
Thu, Nov 21 - Tue, Dec 24
7:55 pm - 8:40 pmBOI-SEA
1h 45mnonstop
4:55 pm - 7:23 pmSEA-BOI
1h 28mnonstop
$357Delta
Find Deal
Mon, Nov 25 - Thu, Nov 28
4:57 pm - 12:50 pmBOI-SEA
20h 53m1 stop
5:55 pm - 8:15 pmSEA-BOI
1h 20mnonstop
$365Alaska Airlines
Find Deal
Mon, Nov 25 - Thu, Nov 28
6:00 am - 6:37 amBOI-SEA
1h 37mnonstop
9:57 pm - 3:01 pmSEA-BOI
16h 04m1 stop
$379Alaska Airlines
Find Deal
Thu, Nov 21 - Tue, Dec 24
3:50 pm - 4:27 pmBOI-SEA
1h 37mnonstop
9:35 pm - 10:56 amSEA-BOI
12h 21m1 stop
Mon, Nov 25 - Wed, Nov 27
11:51 am - 4:23 pmBOI-SEA
5h 32m1 stop
9:35 pm - 10:56 amSEA-BOI
12h 21m1 stop
$411Spirit Airlines
Find Deal
Mon, Nov 25 - Wed, Nov 27
6:45 am - 11:53 amBOI-SEA
6h 08m1 stop
5:36 am - 11:30 amSEA-BOI
4h 54m1 stop
$446United Airlines
Find Deal
Mon, Nov 25 - Tue, Nov 26
6:55 am - 7:49 amBOI-SEA
1h 54mnonstop
9:35 pm - 10:56 amSEA-BOI
12h 21m1 stop
Sun, Nov 24 - Sun, Dec 1
6:45 am - 11:46 amBOI-SEA
6h 01m1 stop
1:55 pm - 9:34 pmSEA-BOI
6h 39m1 stop
$451United Airlines
Find Deal
Sun, Nov 24 - Sun, Nov 24
11:51 am - 8:30 pmBOI-SEA
9h 39m1 stop
9:35 pm - 10:56 amSEA-BOI
12h 21m1 stop
$500Spirit Airlines
Find Deal
Sun, Nov 24 - Sun, Dec 1
2:00 pm - 2:50 pmBOI-SEA
1h 50mnonstop
6:50 pm - 9:19 pmSEA-BOI
1h 29mnonstop
$72Delta
Find Deal
Wed, Dec 11 - Wed, Dec 11
5:36 am - 6:40 amBOI-SEA
2h 04mnonstop
6:50 pm - 9:19 pmSEA-BOI
1h 29mnonstop
$77Delta
Find Deal
Tue, Dec 10 - Wed, Dec 11
5:36 am - 6:40 amBOI-SEA
2h 04mnonstop
9:35 pm - 12:06 amSEA-BOI
1h 31mnonstop
$127Delta
Find Deal
Fri, Dec 13 - Tue, Dec 17
2:00 pm - 2:50 pmBOI-SEA
1h 50mnonstop
6:50 pm - 9:19 pmSEA-BOI
1h 29mnonstop
$152Delta
Find Deal
Tue, Dec 17 - Tue, Dec 17
5:36 am - 6:40 amBOI-SEA
2h 04mnonstop
9:35 pm - 12:06 amSEA-BOI
1h 31mnonstop
$157Delta
Find Deal
Tue, Dec 10 - Fri, Dec 13
2:00 pm - 2:50 pmBOI-SEA
1h 50mnonstop
9:35 pm - 12:06 amSEA-BOI
1h 31mnonstop
$167Delta
Find Deal
Sun, Dec 8 - Mon, Dec 16
5:10 pm - 6:02 pmBOI-SEA
1h 52mnonstop
9:35 pm - 12:06 amSEA-BOI
1h 31mnonstop
$177Delta
Find Deal
Thu, Dec 12 - Mon, Dec 16
8:55 pm - 9:40 pmBOI-SEA
1h 45mnonstop
9:38 pm - 11:59 pmSEA-BOI
1h 21mnonstop
$187Alaska Airlines
Find Deal
Tue, Dec 10 - Sun, Dec 15
5:36 am - 6:40 amBOI-SEA
2h 04mnonstop
8:35 am - 11:10 amSEA-BOI
1h 35mnonstop
$197Delta
Find Deal
Thu, Dec 12 - Sun, Dec 15
7:00 am - 7:55 amBOI-SEA
1h 55mnonstop
9:34 pm - 11:56 pmSEA-BOI
1h 22mnonstop
$227Alaska Airlines
Find Deal
Sun, Dec 29 - Tue, Dec 31

Delta flights from Boise to Seattle

Our best Delta deals on Boise to Seattle flight tickets
Delta
Dec 11
BOI2:00 pmBoise Air Term. Gowen Fld
1h 50m
SEA2:50 pmSeattle/Tacoma Intl
Dec 11
SEA6:50 pmSeattle/Tacoma Intl
1h 29m
BOI9:19 pmBoise Air Term. Gowen Fld
Delta
Dec 10
BOI11:50 amBoise Air Term. Gowen Fld
1h 53m
SEA12:43 pmSeattle/Tacoma Intl
Dec 17
SEA6:50 pmSeattle/Tacoma Intl
1h 29m
BOI9:19 pmBoise Air Term. Gowen Fld
Delta
Dec 13
BOI5:36 amBoise Air Term. Gowen Fld
2h 04m
SEA6:40 amSeattle/Tacoma Intl
Dec 14
SEA9:35 pmSeattle/Tacoma Intl
1h 31m
BOI12:06 amBoise Air Term. Gowen Fld

Alaska Airlines flights from Boise to Seattle

Our best Alaska Airlines deals on Boise to Seattle flight tickets
Alaska Airlines
Dec 10
BOI2:47 pmBoise Air Term. Gowen Fld
1h 45m
SEA3:32 pmSeattle/Tacoma Intl
Dec 11
SEA8:50 amSeattle/Tacoma Intl
8h 28m
1 stop
BOI6:18 pmBoise Air Term. Gowen Fld
Alaska Airlines
Jan 21
BOI9:00 amBoise Air Term. Gowen Fld
24h 45m
1 stop
SEA8:45 amSeattle/Tacoma Intl
Jan 22
SEA11:20 amSeattle/Tacoma Intl
1h 25m
BOI1:45 pmBoise Air Term. Gowen Fld
Alaska Airlines
Dec 11
BOI6:00 amBoise Air Term. Gowen Fld
1h 46m
SEA6:46 amSeattle/Tacoma Intl
Dec 11
SEA8:50 amSeattle/Tacoma Intl
8h 28m
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 from Boise to Seattle?

October. The cheapest time of year to fly to Seattle from Boise is October. Most expensive is November

What is the cheapest day to depart Boise for Seattle?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from Boise to Seattle?

In the evening. Boise to Seattle flights are approximately 8% more expensive in the morning than in the evening

What is the cheapest Boise to Seattle flight route?

Boise Air Term. Gowen Fld - Seattle/Tacoma Intl. Fly from Boise Air Term. Gowen Fld to Seattle/Tacoma Intl for the best Boise - Seattle flight prices

How far in advance should you book Boise to Seattle flights?

59 days before. The cheapest time to buy a flight from Boise to Seattle is approximately 59 days to departure

What cabin class options are available on Boise to Seattle flights?

There are 3 cabin classes available to choose from on Boise to Seattle 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?

No. A direct flight is the cheapest option for a flight between Boise to Seattle.

How have Boise to Seattle flight prices changed over time?

As of November 2024, prices for Boise to Seattle flights are approximately 40% 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

$39

Fastest flight time

1h 32m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Boise in the past 72 hours is $39. The best round-trip flight deal from Boise to Seattle found on momondo in the last 72 hours is $72.
The fastest flight from Boise to Seattle takes 1h 32m
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 32m, 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
8,174 reviews
Search Spirit Airlines flights
DeltaPriceFrom $117Free CancellationRating
8.0
8,756 reviews
Search Delta flights
Alaska AirlinesPriceFrom $120Free CancellationRating
8.0
9,461 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 44 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 $120 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around $232. Alaska Airlines operates 22 flights to Seattle from Boise in an average week. Users have rated it 8.0/10 across 9,461 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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