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$58 Find cheap flights from Idaho to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
土 6/22
土 6/29

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Good to know

Low season

January

High season

July

Cheapest flight

$58
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 20% increase in price.
Flight from Boise to Seattle

FAQs for booking flights from Idaho to Seattle

  • How does KAYAK find such low prices on flights from Idaho to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Idaho to Seattle?

Find which airlines fly direct from Idaho to Seattle/Tacoma Intl, which days they fly and book direct flights.

Nonstop departures

Idaho to Seattle/Tacoma Intl

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights

Nonstop returns

Seattle/Tacoma Intl to Idaho

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Seattle

Recent round-trip flight deals

6/11
1 stopSpirit Airlines
12h 19mBOI-SEA
6/14
1 stopSpirit Airlines
14h 54mSEA-BOI
$125
9/14
1 stopSpirit Airlines
10h 46mBOI-SEA
9/21
1 stopSpirit Airlines
6h 20mSEA-BOI
$133
6/26
nonstopDelta
1h 17mGEG-SEA
6/26
nonstopDelta
1h 10mSEA-GEG
$137
6/11
1 stop
12h 19mBOI-SEA
6/13
nonstop
1h 25mSEA-BOI
$139
8/14
1 stop
10h 46mBOI-SEA
8/17
nonstop
1h 25mSEA-BOI
$146
8/29
nonstopDelta
1h 14mGEG-SEA
9/3
nonstopDelta
0h 57mSEA-GEG
$147
8/14
nonstopAlaska Airlines
1h 29mBOI-SEA
8/17
nonstopAlaska Airlines
1h 24mSEA-BOI
$147
8/24
1 stopAlaska Airlines
4h 52mGEG-SEA
9/11
nonstopAlaska Airlines
1h 04mSEA-GEG
$156
6/12
nonstopUndisclosed Carrier
1h 49mIDA-SEA
6/21
nonstopUndisclosed Carrier
1h 42mSEA-IDA
$242
6/15
nonstopUndisclosed Carrier
1h 52mIDA-SEA
6/25
nonstopUndisclosed Carrier
1h 42mSEA-IDA
$277

Search by stops

Search by airline

Search by price

Recent one-way flight deals

8/20
1 stopSpirit Airlines
10h 46mBOI-SEA
$58
7/24
1 stopSpirit Airlines
7h 55mBOI-SEA
$60
8/20
nonstopAlaska Airlines
1h 32mBOI-SEA
$69
6/26
nonstopAlaska Airlines
1h 08mGEG-SEA
$69
8/22
nonstopDelta
1h 06mGEG-SEA
$79
8/23
nonstopDelta
1h 40mBOI-SEA
$89
8/25
1 stop
8h 55mGEG-SEA
$101
7/25
1 stop
6h 48mBOI-SEA
$107
6/22
1 stopSun Country Air
15h 42mBOI-SEA
$155
7/21
1 stopSun Country Air
13h 21mGEG-SEA
$160

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to Seattle

Last minute flight, train and bus deals

5/25
nonstopAlaska Airlines
1h 09mGEG-SEA
6/2
nonstopAlaska Airlines
0h 59mSEA-GEG
$337
5/25
nonstopAlaska Airlines
1h 09mGEG-SEA
6/2
multi-stopAlaska Airlines
3h 09mSEA-GEG
$346
5/28
multi-stopSpirit Airlines
12h 30mBOI-SEA
5/31
multi-stopSpirit Airlines
17h 24mSEA-BOI
$409
5/25
multi-stopSpirit Airlines
12h 30mBOI-SEA
5/27
multi-stopSpirit Airlines
17h 50mSEA-BOI
$459
5/24
multi-stop
10h 35mBOI-SEA
5/26
multi-stop
3h 58mSEA-BOI
$491
5/27
nonstopDelta
1h 18mGEG-SEA
5/29
nonstopDelta
1h 22mSEA-GEG
$507
5/24
nonstopDelta
1h 19mGEG-SEA
5/25
nonstopDelta
1h 09mSEA-GEG
$517
5/26
multi-stopUnited Airlines
7h 32mJAC-SEA
9/2
multi-stopUnited Airlines
6h 50mSEA-JAC
$518
5/24
multi-stop
12h 30mBOI-SEA
5/25
multi-stop
20h 15mSEA-BOI
$611
5/26
multi-stopUnited Airlines
7h 32mJAC-SEA
9/2
multi-stopUnited Airlines
13h 20mSEA-JAC
$691

Search by stops

Search by airline

Search by price

Flights to Seattle

Destination:

Seattle (SEA)United States

Return flight deals:

Seattle - Idaho

Cabin classes:

$442
$958
$541
$218