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Route

Boise → Seattle

BOIBoiseBoise Air Terminal/Gowen Field
BFISeattleKing County International Airport - Boeing Field
Distance
401 mi
Estimated flight time
~1h 20m

Seattle is currently 1 hour behind Boise.

Observed nonstop

How often does this route fly?

Frequency

Daily at most

On average around 1 flights a day, observed from October 2025 to September 2026.

1
flights per day
2
busiest month · Jul
1
quietest month · Oct
1 hr 19 min
measured flight time
12 / 12
months seen

Through the year

Per day, month by month

  1. 1Jan2026
  2. 1Feb
  3. 1Mar
  4. 1Apr
  5. 1May
  6. 1Jun
  7. 2Jul
  8. 1Aug
  9. 2Sep
  10. 1Oct2025
  11. 1Nov
  12. 1Dec

In October 2025 we saw less traffic at Boise in general than usual; compare that month with care.

Airlines

Who flies it

McNeely Charter Servicesnow and then
Horizon Airnow and then
SkyWest Airlinesnow and then
Western Aircraftnow and then

Through the day

Departure times

Local time in Boise. Most departures between 11:00 and 14:00.

  1. 00:00
  2. 01:00
  3. 02:00
  4. 03:00
  5. 04:00
  6. 05:00
  7. 06:00
  8. 07:00
  9. 08:00
  10. 09:00
  11. 10:00
  12. 11:00
  13. 12:00
  14. 13:00
  15. 14:00
  16. 15:00
  17. 16:00
  18. 17:00
  19. 18:00
  20. 19:00
  21. 20:00
  22. 21:00
  23. 22:00
  24. 23:00

Through the week

By weekday

  1. 0.8Mon
  2. 0.9Tue
  3. 1.2Wed
  4. 1.1Thu
  5. 1.1Fri
  6. 0.8Sat
  7. 0.7Sun

Fleet

Aircraft observed

  1. Pilatus PC-12PC1212%
  2. Beechcraft King Air 200BE2010%
  3. Cessna Citation CJ2C25A5%
  4. Cessna Citation VIIC6502%
  5. G2802%
All the numbers in a table
MonthPer daySeenAirlines
January 2026126
  • Western Aircraft1×
February 2026122
  • McNeely Charter Services1×
March 2026124–
    April 2026124
    • SkyWest Airlines2×
    May 2026123–
      June 2026131
      • Western Aircraft1×
      July 2026248–
        August 2026133
        • McNeely Charter Services2×
        • Horizon Air1×
        September 2026239–
          October 2025115
          • SkyWest Airlines1×
          November 2025116
          • Western Aircraft1×
          December 2025134
          • Horizon Air2×

          Airlines observed on this route

          From observed callsign routes on BOI-BFI - not a booking guarantee.

          About this route

          • Domestic route: both airports are in the same country.
          • The opposite direction has also been observed as a direct connection.
          • Direct destinations observed from Boise: 57.
          • Direct destinations observed from Seattle: 63.

          The airports on this route

          Boise Air Terminal/Gowen Field

          Boise, United StatesBOI / KBOI

          Regional airport · 57 direct destinations · 2 runways · longest runway 10,000 ft

          54 °F · ClearSource: METAR observation via the NOAA Aviation Weather Center

          King County International Airport - Boeing Field

          Seattle, United StatesBFI / KBFI

          Regional airport · 63 direct destinations · 2 runways · longest runway 10,007 ft

          48 °F · CloudySource: METAR observation via the NOAA Aviation Weather Center

          Alternative airports for this journey

          Same journey, a different airport nearby - with an observed direct connection.

          About the route from Boise to Seattle

          The observed direct connection between Boise Air Terminal/Gowen Field (BOI) and King County International Airport - Boeing Field (BFI) covers approximately 401 mi. The estimated flight time is around 1h 20m. Horizon Air, McNeely Charter Services, SkyWest Airlines and Western Aircraft have been observed on this connection in the available route data.

          Frequently asked questions about this route

          How far is Boise from Seattle by air?
          The great-circle distance between Boise Air Terminal/Gowen Field and King County International Airport - Boeing Field is approximately 401 mi.
          How long is the flight from Boise to Seattle?
          Based on the distance, the estimated flight time is about 1h 20m. This is an estimate, not a schedule.
          Is there a direct connection from Boise to Seattle?
          Yes, a direct connection between BOI and BFI has been observed in our route data.
          Which airlines have been observed on this route?
          In the available route data: Horizon Air, McNeely Charter Services, SkyWest Airlines and Western Aircraft.
          How often is there a flight from Boise to Seattle?
          On average around 1 flights a day, measured over twelve months (October 2025 to September 2026) in the flight archive, with 335 observed flights. Mainly McNeely Charter Services, Horizon Air, SkyWest Airlines. That is an observation, not a timetable.
          What is the current time difference between Boise and Seattle?
          Seattle is currently 1 hour behind Boise.

          Where this data comes from

          The route data comes from the flight archive (ADS-B, adsb.lol): which connections actually flew over the last twelve full months and who flew them, combined with our own airport, runway, and airline datasets. It is reference data about observed routes - not a current timetable and no claim about bookability.

          The frequency and aircraft on this page come from the flight archive (ADS-B, 12 months, October 2025 to September 2026), summarized per route per month. We do not see every flight, so it is a floor, not a count.

          Route data updated on October 11, 2026.