Seattle to Great Falls (SEA–GTF) — Airlines, Schedules & Connections

SEA Airport Page →
511 mi airlines charter/private 7/wk
On-time Some delays Frequent delays
Flight Schedule 3 flights Verified 10m ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
AS2444+2
AS Alaska
E75L
2:02 PM
PDT
4:39 PM
MDT
1h 37m
32%
M T W T F S S
Prices
✓
←
QR3393
Starts Oct 3 Seat map
QR Qatar
E75 Seat map
5:15 PM
MDT
6:08 PM
PDT
1h 53m
—
M T W T F S S
Prices
✓
←
AS2444+2
AS Alaska
E75L
5:19 PM
MDT
6:08 PM
PDT
1h 49m
—
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 6 hubs
FCA Kalispell 3h 8m ASAYQR → EM Kalispell (FCA) to Great Falls flights
MSO Missoula 4h 45m ASAYFI → EM Missoula (MSO) to Great Falls flights
SLC Salt Lake City 4h 45m AMASAY → AFDLKE Salt Lake City (SLC) to Great Falls flights
DEN Denver 5h 36m 8CAFAS → UA Denver (DEN) to Great Falls flights
BZN Bozeman 5h 41m ASAYDL → EM Bozeman (BZN) to Great Falls flights
BIL Billings 9h 52m ASAYBA → EM Billings (BIL) to Great Falls flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Seattle to Great Falls
2 carriers, 7 flights/week nonstop.
2 Airlines 511 mi 1h 37m nonstop +1h ahead

SEA–GTF is served by 2 airlines with nonstop service. Alaska Airlines and Qatar Airways lead the route. The flight covers 511 miles in approximately 1h 37m. Beyond nonstop, 1-stop connecting options are also available.

Also explore Choose a flight to see its seat map SEA Routes GTF Routes SEA Live Flights GTF Live Flights SEA Delays
All flights from Great Falls (GTF) Great Falls to Seattle flights
Carriers on this route

Airline Landscape

All carriers operating nonstop SEA–GTF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AS Alaska Airlines Also: JL 7 E75L 1h37 61% Oneworld JL
QR Qatar Airways 0 – – 61% Oneworld –
Aircraft on this route
E75L Embraer E175 Long Wing – AS
Alliance coverage
Oneworld: AS + QR (7 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, SEA to GTF direction.
Mon
1
flight
Tue
1
flight
Wed
1
flight
Thu
1
flight
Fri
1
flight
Sat
1
flight
Sun
1
flight
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
1
Nonstop flights
7
Outbound / wk
14
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SEA to GTF.
1-STOP
One-Stop Connections
6
Hubs
~3h
Fastest
~9h
Longest
FCA ~3h 8m MSO ~4h 45m SLC ~4h 45m DEN ~5h 36m BZN ~5h 41m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
252
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
SEA → GTF
61%
Moderate delays possible. Allow buffer time.
Departing
61%
Return
GTF → SEA
92%
Generally reliable. Most flights run on time.
Arriving
92%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. SEA delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Great Falls is 1 hour ahead of Seattle.
SEA: PDT · GTF: MDT

When it's 6:00 PM in Seattle, it's 7:00 PM in Great Falls.
Distance & Flight Time
511 mi / 822 km
Nonstop flight time is approximately 1h 37m gate to gate.
Getting to SEA

Link Light Rail runs from downtown Seattle (Westlake station) to the airport in 38 minutes ($3.50 peak). Trains run every 6–12 minutes during peak hours from 5am to 1am. Ride-shares run $30–50 from downtown; SR-99 and I-5 can be heavily congested southbound during afternoon rush (3–7pm).

Sound Transit 574 express bus serves Tacoma ($2.50–4). Sounder commuter rail connects Tacoma to the airport area via a shuttle.

Facts

SEA–GTF Quick Facts

Key statistics for the Seattle to Great Falls route.
Route details
Distance511 mi / 822 km
Flight time1h 37m
Time difference+1 hour
Airlines (nonstop)2
Weekly flights7 out / 14 return
1-stop connectionsAvailable
Origin: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr50.8M
Elevation433 ft / 132 m
Destination: GTF
Full nameGreat Falls International Airport
IATA / ICAOGTF / KGTF
TimezoneAmerica/Denver
Passengers/yr0.4M
Elevation3,680 ft / 1,122 m
FAQ

Frequently Asked Questions

Common questions about SEA to GTF flights.
Nonstop flights from Seattle–Tacoma International Airport to Great Falls International Airport take about 1h 37m gate to gate. The route covers 511 miles.
2 airlines operate flights from SEA to GTF: Alaska Airlines and Qatar Airways.
This route has daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Glacier Park, Missoula Montana and Salt Lake City.
On a single ticket, yes. Your bags are checked through to GTF and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Great Falls is 1 hour ahead of Seattle.
Yes, return flights from GTF to SEA are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from SEA to GTF

Seattle–Tacoma International Airport (SEA) and Great Falls International Airport (GTF) are connected by nonstop service from Alaska Airlines and Qatar Airways. With 7 weekly departures, this is a regularly served route.

SEA to GTF Flight Duration and Schedule

Nonstop flight time from SEA to GTF is about 1 hours 37 minutes gate to gate. The route covers a distance of 511 miles (822 km). There are approximately 7 weekly flights outbound and 14 return, totaling 21 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Glacier Park, Missoula Montana and Salt Lake City. Two-stop connections are also available via intermediate hubs.