Find flights
When to book
FAQs & Tips
Direct Flights
Deals

SEA

$62 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 7/30. 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
Tue 7/2
Tue 7/9

Search hundreds of travel sites at once for deals on flights to Seattle

In the last 7 days travelers have searched 42,335,261 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

January

High season

July

Cheapest flight

$62
Best time to beat the crowds with an average 18% 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, +63 more

ANA, Aer Lingus, +64 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, +63 more

ANA, Aer Lingus, +64 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

9/25Wed
1 stopSpirit Airlines
10h 46mBOI-SEA
10/2Wed
1 stopSpirit Airlines
6h 10mSEA-BOI
$118
9/16Mon
1 stopSpirit Airlines
10h 46mBOI-SEA
9/18Wed
1 stopSpirit Airlines
6h 10mSEA-BOI
$137
6/26Wed
nonstopDelta
1h 17mGEG-SEA
6/26Wed
nonstopDelta
1h 10mSEA-GEG
$137
8/21Wed
nonstopDelta
1h 17mGEG-SEA
8/26Mon
nonstopDelta
1h 12mSEA-GEG
$147
9/16Mon
1 stop
12h 10mBOI-SEA
9/18Wed
nonstop
1h 23mSEA-BOI
$147
6/26Wed
nonstopAlaska Airlines
1h 11mGEG-SEA
6/26Wed
1 stopAlaska Airlines
5h 06mSEA-GEG
$151
6/22Sat
nonstop
1h 31mBOI-SEA
6/25Tue
1 stop
9h 34mSEA-BOI
$151
9/17Tue
nonstopAlaska Airlines
1h 32mBOI-SEA
10/16Wed
1 stopAlaska Airlines
5h 37mSEA-BOI
$156
7/2Tue
1 stopUnited Airlines
6h 18mBOI-SEA
7/4Thu
1 stopUnited Airlines
5h 48mSEA-BOI
$256
6/30Sun
1 stopUnited Airlines
6h 47mBOI-SEA
7/4Thu
1 stopUnited Airlines
7h 46mSEA-BOI
$326

Search by stops

Search by airline

Search by price

Recent one-way flight deals

7/30Tue
1 stopSpirit Airlines
7h 15mBOI-SEA
$62
7/2Tue
1 stopSpirit Airlines
12h 19mBOI-SEA
$63
9/10Tue
nonstopAlaska Airlines
1h 18mGEG-SEA
$66
9/3Tue
nonstopDelta
1h 40mBOI-SEA
$69
8/31Sat
nonstopDelta
1h 19mGEG-SEA
$69
9/5Thu
nonstopAlaska Airlines
1h 14mGEG-SEA
$79
9/1Sun
1 stopUnited Airlines
7h 13mBOI-SEA
$98
8/1Thu
1 stop
7h 29mBOI-SEA
$99
6/30Sun
1 stop
15h 18mBOI-SEA
$101
8/31Sat
1 stopUnited Airlines
7h 13mBOI-SEA
$102

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to Seattle

Last minute flight, train and bus deals

6/6Thu
multi-stopSpirit Airlines
25h 42mBOI-SEA
6/10Mon
multi-stopSpirit Airlines
22h 24mSEA-BOI
$299
6/6Thu
multi-stopSpirit Airlines
12h 19mBOI-SEA
6/11Tue
multi-stopSpirit Airlines
16h 32mSEA-BOI
$321
6/7Fri
nonstopAlaska Airlines
1h 27mBOI-SEA
6/8Sat
nonstopAlaska Airlines
1h 25mSEA-BOI
$397
6/6Thu
multi-stop
14h 54mBOI-SEA
6/11Tue
multi-stop
16h 32mSEA-BOI
$404
6/7Fri
nonstopAlaska Airlines
1h 29mBOI-SEA
6/8Sat
multi-stopAlaska Airlines
3h 34mSEA-BOI
$406
6/6Thu
nonstop
1h 31mBOI-SEA
6/11Tue
multi-stop
9h 34mSEA-BOI
$414
6/2Sun
multi-stopUnited Airlines
17h 05mGEG-SEA
6/9Sun
multi-stopUnited Airlines
15h 52mSEA-GEG
$1,062
6/6Thu
multi-stopUnited Airlines
16h 10mGEG-SEA
6/8Sat
multi-stopUnited Airlines
14h 42mSEA-GEG
$1,113
6/6Thu
multi-stopAmerican Airlines
11h 37mBOI-SEA
6/10Mon
multi-stopAmerican Airlines
9h 40mSEA-BOI
$1,467
6/7Fri
multi-stopAmerican Airlines
11h 37mBOI-SEA
6/8Sat
multi-stopAmerican Airlines
8h 46mSEA-BOI
$1,472

Search by stops

Search by airline

Search by price

Flights to Seattle

Destination:

Seattle (SEA)United States

Return flight deals:

Seattle - Idaho

Cabin classes:

$313
$958
$688
$221