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$61 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 5/15. 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
Sat 6/8
Sat 6/15

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In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$61
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 21% 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

6/1Sat
1 stopSpirit Airlines
12h 30mBOI-SEA
6/11Tue
1 stopSpirit Airlines
9h 34mSEA-BOI
$105
5/23Thu
1 stopSpirit Airlines
12h 55mBOI-SEA
6/5Wed
1 stopSpirit Airlines
9h 42mSEA-BOI
$119
6/1Sat
nonstop
1h 29mBOI-SEA
6/11Tue
1 stop
9h 34mSEA-BOI
$134
6/5Wed
nonstopDelta
1h 14mGEG-SEA
6/12Wed
nonstopDelta
1h 14mSEA-GEG
$137
5/22Wed
1 stop
12h 59mBOI-SEA
5/29Wed
nonstop
1h 30mSEA-BOI
$139
6/11Tue
nonstopAlaska Airlines
1h 09mGEG-SEA
6/12Wed
1 stopAlaska Airlines
3h 14mSEA-GEG
$151
6/5Wed
nonstopAlaska Airlines
1h 09mGEG-SEA
6/12Wed
1 stopAlaska Airlines
3h 14mSEA-GEG
$156
6/1Sat
nonstopDelta
1h 18mGEG-SEA
6/3Mon
nonstopDelta
1h 21mSEA-GEG
$167
9/19Thu
1 stopUnited Airlines
7h 13mBOI-SEA
9/21Sat
1 stopUnited Airlines
6h 10mSEA-BOI
$206
9/19Thu
1 stopUnited Airlines
7h 13mBOI-SEA
9/21Sat
2 stopsUnited Airlines
13h 15mSEA-BOI
$404

Search by stops

Search by airline

Search by price

Recent one-way flight deals

5/15Wed
1 stopSpirit Airlines
12h 59mBOI-SEA
$61
6/11Tue
nonstopDelta
1h 17mGEG-SEA
$69
6/8Sat
nonstopAlaska Airlines
1h 09mGEG-SEA
$79
6/11Tue
nonstopDelta
1h 43mBOI-SEA
$79
6/12Wed
1 stopAlaska Airlines
3h 31mGEG-SEA
$88
7/10Wed
1 stopUnited Airlines
6h 47mBOI-SEA
$93
8/10Sat
1 stopUnited Airlines
6h 47mBOI-SEA
$103
6/6Thu
1 stop
10h 26mGEG-SEA
$139
7/11Thu
1 stop
6h 48mBOI-SEA
$142
6/9Sun
1 stopSun Country Air
13h 17mGEG-SEA
$168

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to Seattle

Last minute flight, train and bus deals

5/14Tue
multi-stopSpirit Airlines
12h 30mBOI-SEA
5/17Fri
multi-stopSpirit Airlines
21h 45mSEA-BOI
$250
5/14Tue
nonstopAlaska Airlines
1h 17mGEG-SEA
5/30Thu
nonstopAlaska Airlines
1h 04mSEA-GEG
$282
5/14Tue
nonstopDelta
1h 14mGEG-SEA
5/15Wed
nonstopDelta
1h 22mSEA-GEG
$327
5/10Fri
nonstopDelta
1h 20mLWS-SEA
5/12Sun
nonstopDelta
1h 17mSEA-LWS
$379
5/12Sun
multi-stop
12h 55mBOI-SEA
5/16Thu
nonstop
1h 25mSEA-BOI
$427
5/12Sun
multi-stop
12h 55mBOI-SEA
5/16Thu
multi-stop
5h 08mSEA-BOI
$437
5/10Fri
multi-stopUnited Airlines
28h 14mLWS-SEA
5/12Sun
multi-stopUnited Airlines
14h 50mSEA-LWS
$649
5/10Fri
multi-stopUnited Airlines
30h 34mLWS-SEA
5/12Sun
multi-stopUnited Airlines
16h 31mSEA-LWS
$654
5/14Tue
multi-stopAmerican Airlines
9h 45mIDA-SEA
5/21Tue
multi-stopAmerican Airlines
25h 55mSEA-IDA
$1,083
5/14Tue
multi-stopAmerican Airlines
21h 58mBOI-SEA
5/18Sat
multi-stopAmerican Airlines
10h 04mSEA-BOI
$1,247

Search by stops

Search by airline

Search by price

Flights to Seattle

Destination:

Seattle (SEA)United States

Return flight deals:

Seattle - Idaho

Cabin classes:

$346
$958
$335
$185