🇺🇸 SEA
Seattle
399 mi
BOI 🇺🇸
Boise

Seattle to Boise Flights

Seattle–Tacoma International Airport Boise Air Terminal/Gowen Field 4 airlines

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The Seattle to Boise route connects Seattle–Tacoma International Airport (SEA) in US with Boise Air Terminal/Gowen Field (BOI) in US. This short-haul flight covers approximately 399 miles (642 km) with a typical flight time of 1h 1m. This route is served by 4 airlines: SkyWest, Alaska Airlines, Horizon and others. AirportRoutes has tracked 18 unique flight numbers on this route.

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Departure Airport

Seattle–Tacoma International Airport

ICAO Code:
KSEA
IATA Code:
SEA
City:
🇺🇸 Seattle
Country:
US
Elevation:
433 ft

Destination Airport

Boise Air Terminal/Gowen Field

ICAO Code:
KBOI
IATA Code:
BOI
City:
🇺🇸 Boise
Country:
US
Elevation:
2871 ft

4

Operators

18

Tracked Flights

399

Miles

1h 1m

Flight Duration

Route Map

Great Circle
Flight route map from Seattle to Boise
Map data © Mapbox © OpenStreetMap contributors

Operating Airlines

Airline ICAO IATA
SkyWest SKW OO
Alaska Airlines ASA AS
Horizon QXE QX
PenAir NLA -

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 12 10%
Tuesday 6 5%
Wednesday 12 10%
Thursday 20 17%
Friday 17 15%
Saturday 24 21%
Sunday 24 21%

Pattern Analysis

18 Tracked Flights:
Data Points: 115
API observations used to build this analysis
Weekdays: 67 flights
Weekend: 48 flights
Business Route More active on weekdays

All Flight Routes

4 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
B739 21:24 9:24 PM (Representative)
M T W T F S S
Jun 19, 2026 Active
Horizon
QXE / QX
E75L 11:39 11:39 AM (Representative)
M T W T F S S
Jun 19, 2026 Active
E75L 07:10 7:10 AM (Representative)
M T W T F S S
Jun 19, 2026 Active
SkyWest
SKW / OO
E75L 19:55 7:55 PM (Representative)
M T W T F S S
Jun 19, 2026 Active
Total Routes: 4
Active Routes: 4
Unique Airlines: 4
Aircraft Types: 5

Spotted Departure Times

Departure Time Operator ICAO IATA
07:10 7:10 AM PenAir NLA -
11:39 11:39 AM Horizon QXE QX
19:55 7:55 PM SkyWest SKW OO
21:24 9:24 PM Alaska Airlines ASA AS

Time Information

Times are shown in the departure airport's local timezone (KSEA - America/Los_Angeles).

Total Departure Times: 4
Time Range:
07:10 - 21:24
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.