Billings to Seattle Flights
Everything you need to know about the BIL → SEA domestic route — flight time, airlines, fares, and booking tips. Track your flight in real time with TripTrack.
✈️ Route Overview
Key facts for the Billings to Seattle route
🛫 Airlines on This Route
Carriers operating BIL → SEA flights
| Airline | Notes |
|---|---|
| Delta | SkyMiles frequent flyer program |
| American Airlines | AAdvantage frequent flyer program |
| United | MileagePlus frequent flyer program |
| Southwest | Rapid Rewards — bags fly free |
| Alaska Airlines | Mileage Plan — generous earning rates |
| JetBlue | TrueBlue — free snacks, above-average legroom |
💡 Booking Tips
How to get the best deal on Billings to Seattle flights
Best Days to Fly
Midweek departures (Tuesday–Thursday) are generally least expensive
Fare Range
$80-$190 round trip. Book 3–6 weeks in advance for domestic routes, 2–3 months for international.
Red-Eye Flights
✗ Not available
No overnight options on this route — plan for daytime travel.
Track Your Flight
Once booked, TripTrack automatically imports your flight from your confirmation email. Real-time gate changes and delay alerts — no manual entry needed.
🧳 Travel Tips for This Route
Practical advice from frequent travelers on the BIL → SEA route
- 1 Alaska Airlines has a generous mileage program for West Coast routes.
- 2 Avoid checking bags to save time and fees on short hops.
🏢 Airport Guides
Full terminal, transit, and traveler info for both airports
Track Your BIL → SEA Flight — Automatically
TripTrack monitors your flight in real time — gate changes, delays, and departure updates sent to your phone the moment they happen. Connect your Gmail once and your trips appear automatically. No manual entry.
Frequently Asked Questions — Billings to Seattle Flights
How long is the flight from Billings to Seattle?
The average flight time from Billings (BIL) to Seattle (SEA) is 2h 00m. This is an estimate including taxi, climb, and descent time — actual flight time may vary based on winds and routing.
Which airlines fly from Billings to Seattle?
Airlines operating the BIL to SEA route include Delta, American Airlines, United and 3 more. Check each airline's website for current schedules and availability.
How far is Billings from Seattle?
The great-circle distance from Billings to Seattle is 662 miles (1,065 km). This is the straight-line distance — actual flight paths may be slightly longer.
What are the cheapest days to fly from Billings to Seattle?
Midweek departures (Tuesday–Thursday) are generally least expensive. Fares on this route typically range $80-$190 round trip.
Is there a time zone change flying from Billings to Seattle?
Yes — there is a -1 hour when flying from Billings to Seattle. TripTrack automatically shows local times for both your departure and arrival airports.
Are there red-eye flights from Billings to Seattle?
No, there are currently no overnight (red-eye) flights on the BIL to SEA route. All flights operate during daytime hours.
How can I track my Billings to Seattle flight in real time?
TripTrack automatically tracks your BIL to SEA flight — showing real-time gate changes, delays, and departure updates. Connect your Gmail once and your booking confirmation is imported automatically. Available free on iOS and Android.