Butte to Seattle (BTM–SEA) — Airlines, Schedules & Connections

BTM Airport Page →
476 mi airlines 1/wk
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Connecting Flight Schedule 3 1-stop flights Verified 11h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Butte to Seattle
Connecting service available through multiple hubs.
1 Flights/wk 476 mi 1h 18m nonstop -1h behind 3 1-stop hubs

While no nonstop service exists between BTM and SEA, connecting options are available through 3 hubs.

Also explore BTM Routes SEA Routes BTM Live Flights SEA Live Flights SEA Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for BTM to SEA.
1-STOP
One-Stop Connections
3
Hubs
~12h
Fastest
~23h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
192
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.
Alternatives

Other ways to reach Seattle from Butte

Nearby airports with service to Seattle–Tacoma International Airport.
Metric BTM→SEA HLN→SEA BZN→SEA
Distance from BTM – 51 mi 66 mi
Nonstop airlines 0 2 12
Weekly flights 1 21 116
Flight time 1h 18m 1h 47m 1h 55m
Helena (HLN) to Seattle flights · Bozeman (BZN) to Seattle flights · Missoula (MSO) to Seattle flights
Airports within 200 miles of BTM with service to Seattle–Tacoma International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Seattle is 1 hour behind Butte.
BTM: MDT · SEA: PDT

When it's 6:00 PM in Butte, it's 5:00 PM in Seattle.
Distance & Flight Time
476 mi / 766 km
Nonstop flight time is approximately 1h 18m.
Getting from SEA

Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.

Seattle Climate

Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.

Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.

Check current weather forecasts before travel.
Facts

BTM–SEA Quick Facts

Key statistics for the Butte to Seattle route.
Route details
Distance476 mi / 766 km
Flight time1h 18m
Time difference-1 hour
Airlines (nonstop)0
Weekly flights1 out
1-stop connections3 hubs
Origin: BTM
Full nameBert Mooney Airport
IATA / ICAOBTM / KBTM
TimezoneAmerica/Denver
Passengers/yr0.0M
Elevation5,550 ft / 1,692 m
Destination: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
FAQ

Frequently Asked Questions

Common questions about BTM to SEA flights.
Nonstop flights from Bert Mooney Airport to Seattle–Tacoma International Airport take approximately 1h 18m. The route covers 476 miles.
There are approximately 1 nonstop flights per week from BTM to SEA.
Yes, 1-stop connections are available through MIA, SLC and DEN. These options provide additional schedule flexibility.
Seattle is 1 hour behind Butte.
Nearby alternatives include HLN, BZN and MSO. See the Alternatives section for a full comparison.
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 BTM to SEA

Bert Mooney Airport (BTM) and Seattle–Tacoma International Airport (SEA) are connected through multiple connecting hub airports.

BTM to SEA Flight Duration and Schedule

Nonstop flight time from BTM to SEA ranges from 1 hours 18 minutes. The route covers a distance of 476 miles (766 km).

Connecting Options and Alternatives

3 one-stop connections are available, with the fastest taking approximately 12 hours via MIA. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Helena (HLN), Bozeman (BZN) and Missoula (MSO).