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Cheap flights from Seattle to Idaho from $59

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 Idaho departing on 11/16. 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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0 bags

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Find the cheapest flights from Seattle to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:20 am - 9:35 amSEA-GEG
1h 15mnonstop
Alaska Airlines Logo
11:41 am - 1:00 pmGEG-SEA
1h 19mnonstop
$102Alaska Airlines
Find Deal
Thu, Nov 27 - Thu, Nov 27
Alaska Airlines Logo
8:05 pm - 9:14 pmSEA-GEG
1h 09mnonstop
Alaska Airlines Logo
7:39 pm - 8:55 pmGEG-SEA
1h 16mnonstop
$107Alaska Airlines
Find Deal
Sat, Nov 15 - Sun, Nov 16
Delta Logo
9:25 am - 10:39 amSEA-GEG
1h 14mnonstop
Delta Logo
5:00 am - 6:29 amGEG-SEA
1h 29mnonstop
$108Delta
Find Deal
Tue, Nov 18 - Tue, Nov 25
Delta Logo
7:10 am - 8:31 amSEA-GEG
1h 21mnonstop
Delta Logo
7:10 am - 8:40 amGEG-SEA
1h 30mnonstop
$117Delta
Find Deal
Wed, Dec 31 - Sat, Jan 3
Hawaiian Airlines Logo
1:35 pm - 3:58 pmSEA-BOI
1h 23mnonstop
Hawaiian Airlines Logo
6:09 am - 7:01 amBOI-SEA
1h 52mnonstop
$117Hawaiian Airlines
Find Deal
Sat, Nov 22 - Sun, Nov 23
Delta Logo
11:15 am - 12:30 pmSEA-GEG
1h 15mnonstop
Delta Logo
1:10 pm - 2:35 pmGEG-SEA
1h 25mnonstop
$119Delta
Find Deal
Mon, Nov 17 - Thu, Nov 20
Hawaiian Airlines Logo
9:15 pm - 11:37 pmSEA-BOI
1h 22mnonstop
Hawaiian Airlines Logo
9:55 am - 10:38 amBOI-SEA
1h 43mnonstop
$121Hawaiian Airlines
Find Deal
Tue, Dec 30 - Fri, Jan 2
Southwest Logo
4:00 pm - 12:05 amSEA-BOI
7h 05m1 stop
Southwest Logo
3:45 pm - 10:55 pmBOI-SEA
8h 10m1 stop
$151Southwest
Find Deal
Tue, Nov 25 - Tue, Dec 2
Southwest Logo
11:00 am - 5:00 pmSEA-BOI
5h 00m1 stop
Southwest Logo
6:10 am - 11:55 amBOI-SEA
6h 45m1 stop
$154Southwest
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Fri, Nov 14 - Tue, Nov 18
Frontier Logo
1:37 pm - 11:43 amSEA-BOI
21h 06m1 stop
Frontier Logo
12:28 pm - 12:13 pmBOI-SEA
24h 45m1 stop
$172Frontier
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Wed, Nov 12 - Sun, Nov 16

Delta flights from Seattle to Idaho

Our best Delta deals on Seattle to Idaho flight tickets
Delta
Nov 18
SEA9:25 amSeattle/Tacoma Intl
1h 14m
GEG10:39 amSpokane
Nov 25
GEG5:00 amSpokane
1h 29m
SEA6:29 amSeattle/Tacoma Intl
$108
Find similar
Delta
Dec 31
SEA7:10 amSeattle/Tacoma Intl
1h 21m
GEG8:31 amSpokane
Jan 3
GEG7:10 amSpokane
1h 30m
SEA8:40 amSeattle/Tacoma Intl
$117
Find similar
Delta
Nov 17
SEA11:15 amSeattle/Tacoma Intl
1h 15m
GEG12:30 pmSpokane
Nov 20
GEG1:10 pmSpokane
1h 25m
SEA2:35 pmSeattle/Tacoma Intl
$119
Find similar

Alaska Airlines flights from Seattle to Idaho

Our best Alaska Airlines deals on Seattle to Idaho flight tickets
Alaska Airlines
Nov 27
SEA8:20 amSeattle/Tacoma Intl
1h 15m
GEG9:35 amSpokane
Nov 27
GEG11:41 amSpokane
1h 19m
SEA1:00 pmSeattle/Tacoma Intl
$102
Find similar
Alaska Airlines
Nov 15
SEA8:05 pmSeattle/Tacoma Intl
1h 09m
GEG9:14 pmSpokane
Nov 16
GEG7:39 pmSpokane
1h 16m
SEA8:55 pmSeattle/Tacoma Intl
$107
Find similar
Alaska Airlines
Nov 25
SEA8:11 amSeattle/Tacoma Intl
1h 34m
BOI10:45 amBoise Air Term. Gowen Fld
Dec 2
BOI12:19 pmBoise Air Term. Gowen Fld
1h 40m
SEA12:59 pmSeattle/Tacoma Intl
$126
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Seattle to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSpokane

SEA - GEG

SEAGEG

Seattle/Tacoma Intl

Thu 11/27

8:20 am-9:35 am

Nonstop1h 15m

Spokane

Thu 11/27

11:41 am-1:00 pm

Nonstop1h 19m

$102

SeattleSpokane

SEA - GEG

SEAGEG

Seattle/Tacoma Intl

Sat 11/15

8:05 pm-9:14 pm

Nonstop1h 09m

Spokane

Sun 11/16

7:39 pm-8:55 pm

Nonstop1h 16m

$107

SeattleSpokane

SEA - GEG

SEAGEG

Seattle/Tacoma Intl

Tue 11/18

9:25 am-10:39 am

Nonstop1h 14m

Spokane

Tue 11/25

5:00 am-6:29 am

Nonstop1h 29m

$108

SeattleSpokane

SEA - GEG

SEAGEG

Seattle/Tacoma Intl

Wed 12/31

7:10 am-8:31 am

Nonstop1h 21m

Spokane

Sat 1/3

7:10 am-8:40 am

Nonstop1h 30m

$117

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Sat 11/22

1:35 pm-3:58 pm

Nonstop1h 23m

Boise Air Term. Gowen Fld

Sun 11/23

6:09 am-7:01 am

Nonstop1h 52m

$117

SeattleSpokane

SEA - GEG

SEAGEG

Seattle/Tacoma Intl

Mon 11/17

11:15 am-12:30 pm

Nonstop1h 15m

Spokane

Thu 11/20

1:10 pm-2:35 pm

Nonstop1h 25m

$119

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Tue 12/30

9:15 pm-11:37 pm

Nonstop1h 22m

Boise Air Term. Gowen Fld

Fri 1/2

9:55 am-10:38 am

Nonstop1h 43m

$121

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Tue 11/25

4:00 pm-12:05 am

1 stop7h 05m

Boise Air Term. Gowen Fld

Tue 12/2

3:45 pm-10:55 pm

1 stop8h 10m

$151

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Fri 11/14

11:00 am-5:00 pm

1 stop5h 00m

Boise Air Term. Gowen Fld

Tue 11/18

6:10 am-11:55 am

1 stop6h 45m

$154

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Wed 11/12

1:37 pm-11:43 am

1 stop21h 06m

Boise Air Term. Gowen Fld

Sun 11/16

12:28 pm-12:13 pm

1 stop24h 45m

$172

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho from

How to get the cheapest flight ticket from Seattle to Idaho

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 Idaho?

In general, January is the cheapest month to fly from Seattle to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $182. If you don’t want to visit Idaho in January, then you should wait until April to fly from Seattle, when ticket prices are also cheap, with an average price of $197.

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

Our data shows that Saturday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $204. On the other hand, Sunday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $277.

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

According to our data, the cheapest time of day to fly to Idaho is in the afternoon. momondo users have found flights departing from Seattle to Idaho in the afternoon for as low as $214. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Idaho, so prices are often more expensive at around $220 per ticket.

What is the cheapest Seattle/Tacoma Intl to Idaho flight route?

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

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

You are more likely to see cheaper flights to Idaho from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $212 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Seattle for as low as $175 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Idaho flights?

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

Cheap Seattle to Idaho flight deals and tips

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

Best Price Found

$69

Fastest flight time

1h 02m

Direct flights

Every day

Airports in Idaho

3 airports
The best one-way flight to Idaho from Seattle in the past 72 hours is $69. The best round-trip flight deal from Seattle to Idaho found on momondo in the last 72 hours is $127.
The fastest flight from Seattle to Idaho takes 1h 02m
Direct flights go from Seattle to Idaho every day.
There are 3 airports near Idaho: Spokane (GEG), Lewiston Nez Perce Rgnl (LWS), Boise Air Term. Gowen Fld (BOI)
Search flight deals

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

    Prices for flights from Seattle/Tacoma Intl Airport to Idaho are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Idaho?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Idaho?

    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 Seattle/Tacoma Intl Airport to Idaho.

  • What documentation or ID do you need to fly to Idaho?

    The necessary travel and health documents for your Idaho 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 Seattle to Idaho?

Best airlines flying from Seattle to Idaho

Compare and see reviews for airlines that fly from Seattle to Idaho with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $98Free CancellationRating
7.9
7,996 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $117Free CancellationRating
7.8
2,792 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $125Free CancellationRating
8.0
11,193 reviews
Search Alaska Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho from Seattle.

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

Flights from Seattle to Idaho 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 Seattle to Idaho?

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

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

If you are not ready to book a flight from Seattle to Idaho now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Idaho and let you know when they change.

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