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SEA to BIL: distance & flight time
Seattle (Seattle Tacoma International Airport) → Billings (Billings Logan International Airport)
662 mi
1,065 km · 575 nm
1h 54m
estimated nonstop flight time
+1h
time difference · heading east
See live SEA→BIL fares Phone-only fares on this route — call free
Flight time details
662 miles nonstop takes roughly 1h 54m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, United States
- BIL — Billings Logan International Airport · Billings, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Near BIL
- COD · Yellowstone Regional Airport92 mi away
- LVM · Mission Field92 mi away
- LWT · Lewistown Municipal Airport96 mi away
- SHR · Sheridan County Airport105 mi away
Frequently asked questions
How far is SEA from BIL?
The flight distance from Seattle (SEA) to Billings (BIL) is 662 miles (1,065 km, 575 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to BIL?
A nonstop flight takes about 1h 54m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Seattle and Billings?
Billings is 1 hour ahead of Seattle.
What is the cheapest way to fly from SEA to BIL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–BIL that never appear on search engines, with no booking fees.