Cheap Flights from Seattle, WA to Boise, ID from $70

One way Round trip

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On Cheapflightsplus.com you will find 29 direct and 106 connecting flights from Seattle to Boise. You can compare airfare deals from 5 airlines and multiple travel sites from $70, book and save on cheap plane tickets and last minute offers. Also check out SEA-BOI flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Seattle to Boise Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $70 (one-way), $120 (round-trip).

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Best Flights from Seattle to Boise Today

Take a look at the list of non stop flights and flights with layovers from Seattle to Boise with the lowest price of $70. The fastest direct flight takes 1h 20m and the fastest connecting – 2h 48m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $70 Find flight	08:45 Seattle Seattle-Tacoma Intl	11:09 Boise Boise	1h 24m	Hawaiian Airlines	HA6483
from $70 Find flight	10:26 Seattle Seattle-Tacoma Intl	13:01 Boise Boise	1h 35m	Hawaiian Airlines	HA6485
from $71 Find flight	14:51 Seattle Seattle-Tacoma Intl	17:18 Boise Boise	1h 27m	Hawaiian Airlines	HA6492
from $71 Find flight	07:00 Seattle Seattle-Tacoma Intl	09:28 Boise Boise	1h 28m	Hawaiian Airlines	HA6490
from $74 Find flight	08:45 Seattle Seattle-Tacoma Intl	11:09 Boise Boise	1h 24m	Alaska Airlines	AS2262
from $74 Find flight	15:45 Seattle Seattle-Tacoma Intl	18:10 Boise Boise	1h 25m	Alaska Airlines	AS2326
from $74 Find flight	21:30 Seattle Seattle-Tacoma Intl	23:56 Boise Boise	1h 26m	Alaska Airlines	AS2365
from $81 Find flight	14:51 Seattle Seattle-Tacoma Intl	17:18 Boise Boise	1h 27m	Hawaiian Airlines	HA6664
from $86 Find flight	13:42 Seattle Seattle-Tacoma Intl	16:10 Boise Boise	1h 28m	Alaska Airlines	AS3002
from $103 Find flight	17:40 Seattle Seattle-Tacoma Intl	20:06 Boise Boise	1h 26m	Hawaiian Airlines	HA4837
from $104 Find flight	21:25 Seattle Seattle-Tacoma Intl	23:45 Boise Boise	1h 20m	Alaska Airlines	AS2112
from $124 Find flight	13:21 Seattle Seattle-Tacoma Intl	15:45 Boise Boise	1h 24m	Hawaiian Airlines	HA6482
from $128 Find flight	13:21 Seattle Seattle-Tacoma Intl	15:45 Boise Boise	1h 24m	Alaska Airlines	AS2012
from $117 Find flight	05:20 Seattle Seattle-Tacoma Intl	09:20 Boise Boise	3h 0m layover 0h 45m - Portland	Alaska Airlines	AS3204 AS2430
from $128 Find flight	15:45 Seattle Seattle-Tacoma Intl	22:21 Boise Boise	5h 36m layover 0h 51m - Denver	United Airlines	UA757 UA5923
from $129 Find flight	12:38 Seattle Seattle-Tacoma Intl	19:41 Boise Boise	6h 3m layover 2h 10m - San Jose	Hawaiian Airlines	HA6910 HA7043

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on July 12, 2025

Flight Schedule Seattle (Washington) to Boise (Idaho)

Full flight schedule will help you in detecting at what time planes fly from Seattle to Boise. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
07:00 — 09:28	07:00 — 09:28 HA6490 Hawaiian Airlines Seattle — Boise	1h 28m	Find flight from$71
07:00 — 09:28	07:00 — 09:28 AS3278 Alaska Airlines Seattle — Boise	1h 28m	Find flight from$75
08:03 — 10:35	08:03 — 10:35 HA4995 Hawaiian Airlines Seattle — Boise	1h 32m	Find flight from$104
08:03 — 10:35	08:03 — 10:35 AS2142 Alaska Airlines Seattle — Boise	1h 32m	Find flight from$108
08:17 — 10:45	08:17 — 10:45 AS2138 Alaska Airlines Seattle — Boise	1h 28m	Find flight from$129
08:45 — 11:09	08:45 — 11:09 HA6483 Hawaiian Airlines Seattle — Boise	1h 24m	Find flight from$70
08:45 — 11:09	08:45 — 11:09 AS2262 Alaska Airlines Seattle — Boise	1h 24m	Find flight from$74
09:50 — 12:20	09:50 — 12:20 HA6668 Hawaiian Airlines Seattle — Boise	1h 30m	Find flight from$103
09:50 — 12:20	09:50 — 12:20 AS3440 Alaska Airlines Seattle — Boise	1h 30m	Find flight from$107
10:26 — 13:01	10:26 — 13:01 HA6485 Hawaiian Airlines Seattle — Boise	1h 35m	Find flight from$70
10:26 — 13:01	10:26 — 13:01 AS3307 Alaska Airlines Seattle — Boise	1h 35m	Find flight from$74
11:20 — 13:48	11:20 — 13:48 HA6488 Hawaiian Airlines Seattle — Boise	1h 28m	Find flight from$126
11:20 — 13:48	11:20 — 13:48 AS2039 Alaska Airlines Seattle — Boise	1h 28m	Find flight from$130
11:25 — 13:55	11:25 — 13:55 HA6663 Hawaiian Airlines Seattle — Boise	1h 30m	Find flight from$126
11:25 — 13:55	11:25 — 13:55 AS3321 Alaska Airlines Seattle — Boise	1h 30m	Find flight from$130
12:31 — 15:04	12:31 — 15:04 HA6616 Hawaiian Airlines Seattle — Boise	1h 33m	Find flight from$82
13:21 — 15:45	13:21 — 15:45 HA6482 Hawaiian Airlines Seattle — Boise	1h 24m	Find flight from$124
13:21 — 15:45	13:21 — 15:45 AS2012 Alaska Airlines Seattle — Boise	1h 24m	Find flight from$128
13:42 — 16:10	13:42 — 16:10 HA6660 Hawaiian Airlines Seattle — Boise	1h 28m	Find flight from$82
13:42 — 16:10	13:42 — 16:10 AS3002 Alaska Airlines Seattle — Boise	1h 28m	Find flight from$86
14:51 — 17:18	14:51 — 17:18 HA6492 Hawaiian Airlines Seattle — Boise	1h 27m	Find flight from$71
14:51 — 17:18	14:51 — 17:18 AS3335 Alaska Airlines Seattle — Boise	1h 27m	Find flight from$75
14:51 — 17:18	14:51 — 17:18 HA6664 Hawaiian Airlines Seattle — Boise	1h 27m	Find flight from$81
15:45 — 18:10	15:45 — 18:10 AS2326 Alaska Airlines Seattle — Boise	1h 25m	Find flight from$74
17:40 — 20:12	17:40 — 20:12 AS3316 Alaska Airlines Seattle — Boise	1h 32m	Find flight from$74
17:40 — 20:06	17:40 — 20:06 HA4837 Hawaiian Airlines Seattle — Boise	1h 26m	Find flight from$103
17:40 — 20:06	17:40 — 20:06 AS3305 Alaska Airlines Seattle — Boise	1h 26m	Find flight from$107
21:25 — 23:45	21:25 — 23:45 AS2112 Alaska Airlines Seattle — Boise	1h 20m	Find flight from$104
21:30 — 23:56	21:30 — 23:56 AS2365 Alaska Airlines Seattle — Boise	1h 26m	Find flight from$74
05:20 — 09:20	05:20 — 06:17 AS3204 Alaska Airlines Seattle — Portland 45m stop 07:02 — 09:20 AS2430 Alaska Airlines Portland — Boise	3h including layover	Find flight from$117
06:00 — 14:30	06:00 — 08:50 HA6774 Hawaiian Airlines Seattle — Los Angeles 2h 37m stop 11:27 — 14:30 HA6152 Hawaiian Airlines Los Angeles — Boise	7h 30m including layover	Find flight from$131
06:45 — 13:30	06:45 — 09:29 UA1681 United Airlines Seattle — Los Angeles 46m stop 10:15 — 13:30 UA4682 United Airlines Los Angeles — Boise	5h 45m including layover	Find flight from$128
12:43 — 21:32	12:43 — 16:30 UA1969 United Airlines Seattle — Denver 3h 3m stop 19:33 — 21:32 UA2014 United Airlines Denver — Boise	7h 49m including layover	Find flight from$128
15:23 — 23:44	15:23 — 17:39 UA325 United Airlines Seattle — San Francisco 3h 21m stop 21:00 — 23:44 UA5312 United Airlines San Francisco — Boise	7h 21m including layover	Find flight from$128
16:12 — 23:43	16:12 — 19:03 HA6885 Hawaiian Airlines Seattle — San Diego 1h 18m stop 20:21 — 23:43 HA6415 Hawaiian Airlines San Diego — Boise	6h 31m including layover	Find flight from$131
16:59 — 23:58	16:59 — 19:34 HA6751 Hawaiian Airlines Seattle — Las Vegas 1h 29m stop 21:03 — 23:58 HA6120 Hawaiian Airlines Las Vegas — Boise	5h 59m including layover	Find flight from$131

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on July 12, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Seattle to Boise depends on and how to choose the most interesting flight option for you.

Distance between Seattle and Boise is 640 miles. Time difference between the cities is 1h. Airplanes depart 05:20 to 21:30 from 3 Seattle airports and arrive 05:20 to 21:30 to 1 Boise airport. Average flight time is 1h 28m.

The fastest flight 1h 20m
Average flight time 1h 28m
The earliest flight 05:20
The latest flight 21:30
Distance 398 ml

The cheapest months to travel to Boise are october (from 70 $), august (from 71 $), september (from 81 $).

The most expensive months are november (from 195 $), december (from 156 $), may (from 151 $).

What is the lowest airfare Seattle to Boise?

The cheapest plane ticket found by our users is $70. This airfare is for economy class on one-way HA6483 flight by Hawaiian Airlines for October 7, 2025 which leaves Seattle-Tacoma Intl in Seattle at 08:45 am and arrives at Boise Boise at 11:09.

Economy class

$70

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Business class

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First class

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Popular Airlines on the Route

The flight Seattle — Boise is served by 5 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 59 departures per week at the price of from $ 74 . And the most expensive tickets are offered by United Airlines airline - from $ 489.

Direct flights

There are 29 nonstop flights on the route. The fastest direct flight is AS2112 by Alaska Airlines takes 1h 20m and the cheapest is HA6483 by Hawaiian Airlines for $70.

AS - Alaska Airlines

from $74

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HA - Hawaiian Airlines

from $70

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Connecting Flights

There are 106 flights with layovers on the route. The fastest connecting flight is HA6833 by Hawaiian Airlines takes 2h 48m and the cheapest is HA6483 by Hawaiian Airlines for $117.

AS - Alaska Airlines

from $117

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SY - Sun Country Airlines

from $212

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HA - Hawaiian Airlines

from $129

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UA - United Airlines

from $128

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NK - Spirit Airlines

from $207

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See more connecting flights

Airports

You can fly from Seattle to Boise from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).

Seattle airports

Boeing Field International Airport-BFI

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Seattle-Tacoma Intl-SEA

from $70
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Kenmore Air Harbor SPB-LKE

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Boise airports

Boise-BOI

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Airplanes

There are flights to Boise from Seattle by 5 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Seattle

You may also consider searching for discounted plane tickets to some other popular places from Seattle within United States.

Seattle — Washington D.C.

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from $53

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from $63

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Top International Destinations from Seattle

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Seattle — Tokyo

from $77

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Seattle — London

from $70

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Seattle — Vancouver

from $57

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Seattle — Cancun

from $63

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Seattle — Paris

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from $64

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from $76

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Seattle — Mumbai

from $80

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Seattle — Montreal

from $68

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Seattle — Amsterdam

from $64

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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