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Cheap flights from Seattle to Boise 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 Seattle to Boise departing on 4/22. 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 Seattle to Boise

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Boise 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 Seattle to Boise.

Cheap last minute flights

Planning a quick getaway from Seattle to Boise? 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 Boise, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Boise

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

All round-trip flight deals from Seattle to Boise

The cheapest plane tickets from Seattle to Boise found on KAYAK recently.
5:15 am - 6:46 pmSEA-BOI
12h 31m1 stop
7:41 pm - 12:25 amBOI-SEA
5h 44m1 stop
$129Spirit Airlines
Find Deal
Do, Feb 27 - Mo, Mrz 3
5:15 am - 6:46 pmSEA-BOI
12h 31m1 stop
7:41 pm - 12:25 amBOI-SEA
5h 44m1 stop
$130Spirit Airlines
Find Deal
Fr, Feb 21 - Do, Feb 27
9:20 pm - 11:44 pmSEA-BOI
1h 24mnonstop
2:55 pm - 3:39 pmBOI-SEA
1h 44mnonstop
$137Delta
Find Deal
Di, Feb 18 - Di, Feb 25
5:15 am - 6:46 pmSEA-BOI
12h 31m1 stop
11:04 am - 11:38 amBOI-SEA
1h 34mnonstop
Fr, Feb 21 - Mo, Feb 24
8:50 am - 4:30 pmSEA-BOI
6h 40m1 stop
6:10 pm - 10:55 pmBOI-SEA
5h 45m1 stop
$157Southwest
Find Deal
Di, Mrz 4 - Mi, Mrz 12
7:35 am - 3:55 pmSEA-BOI
7h 20m1 stop
6:05 pm - 11:35 pmBOI-SEA
6h 30m1 stop
$172Southwest
Find Deal
Mi, Apr 23 - Sa, Apr 26
9:20 pm - 11:46 pmSEA-BOI
1h 26mnonstop
7:15 pm - 7:55 pmBOI-SEA
1h 40mnonstop
$177Delta
Find Deal
Do, Mrz 27 - Mo, Mrz 31
5:15 am - 6:46 pmSEA-BOI
12h 31m1 stop
8:59 pm - 9:38 pmBOI-SEA
1h 39mnonstop
Do, Feb 20 - Mo, Feb 24
3:55 pm - 9:34 pmSEA-BOI
4h 39m1 stop
2:46 pm - 3:24 pmBOI-SEA
1h 38mnonstop
$197Alaska Airlines
Find Deal
Mo, Mrz 3 - Fr, Mrz 7
7:45 pm - 10:10 pmSEA-BOI
1h 25mnonstop
9:40 am - 10:19 amBOI-SEA
1h 39mnonstop
$207Alaska Airlines
Find Deal
Do, Feb 13 - Mo, Feb 17
1:55 pm - 4:29 pmSEA-BOI
1h 34mnonstop
$69Delta
Find Deal
Di, Apr 22
7:47 pm - 6:46 pmSEA-BOI
21h 59m1 stop
$75Spirit Airlines
Find Deal
Mo, Feb 24
5:45 am - 12:10 pmSEA-BOI
5h 25m1 stop
$79Southwest
Find Deal
Do, Mrz 13
9:48 am - 12:36 pmSEA-BOI
25h 48m1 stop
$87Spirit Airlines
Find Deal
So, Mrz 30
1:45 pm - 4:16 pmSEA-BOI
1h 31mnonstop
$89Delta
Find Deal
Fr, Feb 21
6:15 am - 11:50 amSEA-BOI
4h 35m1 stop
$94Southwest
Find Deal
Sa, Feb 22
3:55 pm - 9:34 pmSEA-BOI
4h 39m1 stop
$108Alaska Airlines
Find Deal
Mo, Feb 24
12:37 pm - 7:10 pmSEA-BOI
5h 33m1 stop
$119United Airlines
Find Deal
Fr, Feb 21
9:20 am - 10:15 pmSEA-BOI
11h 55m2 stops
$124United Airlines
Find Deal
Di, Feb 25
5:30 am - 12:24 pmSEA-BOI
5h 54m2 stops
$147Alaska Airlines
Find Deal
Mi, Apr 23
9:45 am - 12:19 pmSEA-BOI
1h 34mnonstop
8:00 am - 8:44 amBOI-SEA
1h 44mnonstop
$407Alaska Airlines
Find Deal
Sa, Jan 25 - Sa, Feb 1
10:00 am - 2:10 pmSEA-BOI
3h 10m1 stop
6:10 am - 6:54 amBOI-SEA
1h 44mnonstop
$427Alaska Airlines
Find Deal
Sa, Jan 25 - Sa, Feb 1
1:59 pm - 4:19 pmSEA-BOI
1h 20mnonstop
6:20 pm - 7:01 pmBOI-SEA
1h 41mnonstop
$441Alaska Airlines
Find Deal
Sa, Jan 25 - Sa, Jan 25
9:00 am - 6:02 pmSEA-BOI
8h 02m1 stop
1:01 pm - 7:08 pmBOI-SEA
7h 07m1 stop
$467United Airlines
Find Deal
So, Jan 26 - Di, Jan 28
7:30 am - 3:25 pmSEA-BOI
6h 55m1 stop
6:30 am - 2:30 pmBOI-SEA
9h 00m2 stops
$472Southwest
Find Deal
Fr, Jan 24 - Sa, Jan 25
5:45 am - 6:43 pmSEA-BOI
11h 58m1 stop
12:14 pm - 12:54 pmBOI-SEA
1h 40mnonstop
Fr, Jan 24 - So, Jan 26
12:50 pm - 7:27 pmSEA-BOI
5h 37m1 stop
1:01 pm - 7:08 pmBOI-SEA
7h 07m1 stop
$507United Airlines
Find Deal
Fr, Jan 24 - So, Jan 26
3:25 pm - 11:35 pmSEA-BOI
7h 10m2 stops
1:55 pm - 9:30 pmBOI-SEA
8h 35m2 stops
$517Southwest
Find Deal
Fr, Jan 24 - So, Jan 26
5:45 am - 6:43 pmSEA-BOI
11h 58m1 stop
7:38 pm - 5:00 pmBOI-SEA
22h 22m3 stops
$740Spirit Airlines
Find Deal
Fr, Jan 24 - So, Jan 26
5:45 am - 6:43 pmSEA-BOI
11h 58m1 stop
7:38 pm - 5:00 pmBOI-SEA
22h 22m3 stops
$766Spirit Airlines
Find Deal
Fr, Jan 24 - So, Jan 26
9:20 pm - 11:44 pmSEA-BOI
1h 24mnonstop
2:55 pm - 3:39 pmBOI-SEA
1h 44mnonstop
$137Delta
Find Deal
Di, Feb 18 - Di, Feb 25
7:30 pm - 10:00 pmSEA-BOI
1h 30mnonstop
4:40 pm - 5:14 pmBOI-SEA
1h 34mnonstop
$157Delta
Find Deal
Di, Mrz 25 - Mi, Apr 2
9:20 pm - 11:46 pmSEA-BOI
1h 26mnonstop
7:15 pm - 7:55 pmBOI-SEA
1h 40mnonstop
$177Delta
Find Deal
Do, Mrz 27 - Mo, Mrz 31
7:20 am - 9:54 amSEA-BOI
1h 34mnonstop
9:25 am - 10:18 amBOI-SEA
1h 53mnonstop
$187Delta
Find Deal
Mo, Feb 17 - Di, Feb 18
7:45 pm - 10:10 pmSEA-BOI
1h 25mnonstop
9:40 am - 10:19 amBOI-SEA
1h 39mnonstop
$207Alaska Airlines
Find Deal
Do, Feb 13 - Mo, Feb 17
1:45 pm - 4:16 pmSEA-BOI
1h 31mnonstop
5:15 pm - 6:02 pmBOI-SEA
1h 47mnonstop
$237Delta
Find Deal
Fr, Feb 21 - So, Feb 23
5:59 pm - 8:27 pmSEA-BOI
1h 28mnonstop
5:00 pm - 5:39 pmBOI-SEA
1h 39mnonstop
$247Delta
Find Deal
Fr, Mai 2 - So, Mai 4
8:00 pm - 10:23 pmSEA-BOI
1h 23mnonstop
6:20 pm - 7:01 pmBOI-SEA
1h 41mnonstop
$257Alaska Airlines
Find Deal
Sa, Feb 8 - Mo, Feb 10
9:36 pm - 11:58 pmSEA-BOI
1h 22mnonstop
2:47 pm - 3:17 pmBOI-SEA
1h 30mnonstop
$302Alaska Airlines
Find Deal
Mo, Mrz 24 - Di, Apr 1
3:40 pm - 6:00 pmSEA-BOI
1h 20mnonstop
8:59 pm - 9:34 pmBOI-SEA
1h 35mnonstop
$312Alaska Airlines
Find Deal
Mo, Mrz 24 - Sa, Mrz 29

Spirit Airlines flights from Seattle to Boise

Our best Spirit Airlines deals on Seattle to Boise flight tickets
Spirit Airlines
Feb 27
SEA5:15 amSeattle/Tacoma Intl
12h 31m
1 stop
BOI6:46 pmBoise Air Term. Gowen Fld
Mar 3
BOI7:41 pmBoise Air Term. Gowen Fld
5h 44m
1 stop
SEA12:25 amSeattle/Tacoma Intl
Spirit Airlines
Feb 21
SEA5:15 amSeattle/Tacoma Intl
12h 31m
1 stop
BOI6:46 pmBoise Air Term. Gowen Fld
Feb 27
BOI7:41 pmBoise Air Term. Gowen Fld
5h 44m
1 stop
SEA12:25 amSeattle/Tacoma Intl
Spirit Airlines
Mar 27
SEA9:48 amSeattle/Tacoma Intl
25h 48m
1 stop
BOI12:36 pmBoise Air Term. Gowen Fld
Mar 31
BOI1:31 pmBoise Air Term. Gowen Fld
20h 12m
1 stop
SEA8:43 amSeattle/Tacoma Intl

Delta flights from Seattle to Boise

Our best Delta deals on Seattle to Boise flight tickets
Delta
Feb 18
SEA9:20 pmSeattle/Tacoma Intl
1h 24m
BOI11:44 pmBoise Air Term. Gowen Fld
Feb 25
BOI2:55 pmBoise Air Term. Gowen Fld
1h 44m
SEA3:39 pmSeattle/Tacoma Intl
Delta
Mar 27
SEA9:20 pmSeattle/Tacoma Intl
1h 26m
BOI11:46 pmBoise Air Term. Gowen Fld
Mar 31
BOI7:15 pmBoise Air Term. Gowen Fld
1h 40m
SEA7:55 pmSeattle/Tacoma Intl
Delta
Feb 17
SEA7:20 amSeattle/Tacoma Intl
1h 34m
BOI9:54 amBoise Air Term. Gowen Fld
Feb 18
BOI9:25 amBoise Air Term. Gowen Fld
1h 53m
SEA10:18 amSeattle/Tacoma Intl

See travel insights to Boise from

How to get the cheapest flight ticket from Seattle to Boise

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 Boise?

The month of January is, on average, the cheapest month to fly to Boise from Seattle, with most prices found around $206. If you aren’t able to travel during the month of January, then book flights to Boise from Seattle during September instead. Flights to Boise in September, while not as cheap as those in January, still average around $206.

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

Our data shows that Tuesday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $226. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $277. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

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

Our data shows that the cheapest Seattle to Boise flights are usually those with departure times in the evening. Our users have found flights to Boise in the evening for as low as $230. At noon is when there is more demand to fly to Boise, so prices are often more expensive at around $266 per ticket.

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

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

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

You are more likely to see cheaper flights to Boise from Seattle when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $231 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Seattle for as low as $168 on momondo.

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

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Boise Air Term. Gowen Fld flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Boise flight prices changed over time?

As of January 2025, prices for Seattle to Boise flights are approximately 15% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Boise

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

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

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

Best Price Found

$69

Fastest flight time

1h 19m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Boise

1 airport
The best one-way flight to Boise from Seattle in the past 72 hours is $69. The best round-trip flight deal from Seattle to Boise found on momondo in the last 72 hours is $129.
The fastest flight from Seattle to Boise takes 1h 19m
Direct flights go from Seattle to Boise on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airlines offering direct flights are: Delta and Alaska Airlines.
There is 1 airport near Boise: Boise Air Term. Gowen Fld (BOI)

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

    Seattle/Tacoma Intl and Boise Air Term. Gowen Fld are 404.9 mi apart from one another. 1h 19m is a normal flight duration for this route.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The travel and health documents required for your trip to Boise Air Term. Gowen Fld Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boise Air Term. Gowen Fld Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from Seattle to Boise

Compare and see reviews for airlines that fly from Seattle to Boise with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $117Free CancellationRating
8.0
8,512 reviews
Search Delta flights
Spirit AirlinesPriceFrom $119Free CancellationRating
6.3
8,109 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $146Free CancellationRating
8.0
9,699 reviews
Search Alaska Airlines flights
  • Delta Flights From Seattle to Boise

    Delta is one of the most popular airlines flying from Seattle to Boise, operating 43 flights/week on average for this route. A good Delta flight deal for Seattle to Boise starts from $117 round-trip, up to an average price of $222. Our users have rated Delta at 8.0/10.

  • Alaska Airlines Flights From Seattle to Boise

    Another popular option for Seattle to Boise flights is Alaska Airlines (8.0/10, 9,699 ratings). Alaska Airlines flies from Seattle to Boise around 48 times per week, with deals starting from $146 round-trip and rising to an average price of around $258.


Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
Ontario
Caldwell
McCall
Eagle

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Boise from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Seattle to Boise flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Boise from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


An easier way to manage your Boise trip

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