Seattle to Billings (SEA–BIL) — Airlines, Schedules & Connections

SEA Airport Page →
662 mi airlines 64/wk
On-time Some delays Frequent delays
Flight Schedule 21 flights Verified 20m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
AS2390
AS Alaska
E75
9:12 AM
PDT
12:07 PM
MDT
1h 55m
M T W T F S S
Prices
AS2084+4
AS Alaska
E75
10:22 AM
PDT
1:21 PM
MDT
1h 59m
M T W T F S S
Prices
AS2295
AS Alaska
E75
3:47 PM
PDT
6:41 PM
MDT
1h 54m
M T W T F S S
Prices
QR2124
QR Qatar
E75
3:47 PM
PDT
6:41 PM
MDT
1h 54m
M T W T F S S
Prices
QR2181
QR Qatar
E75
3:47 PM
PDT
6:41 PM
MDT
1h 54m
M T W T F S S
Prices
BA2961cs
BA British
E75
8:04 PM
PDT
10:59 PM
MDT
1h 55m
M T W T F S S
Prices
AS2169
AS Alaska
E75
8:04 PM
PDT
10:59 PM
MDT
1h 55m
M T W T F S S
Prices
AS2457+4
AS Alaska
E75
8:04 PM
PDT
10:59 PM
MDT
1h 55m
M T W T F S S
Prices
AS2367
AS Alaska
E75
8:39 PM
PDT
11:33 PM
MDT
1h 54m
M T W T F S S
Prices
QR3332cs
QR Qatar
E75L
9:04 PM
PDT
11:58 PM
MDT
1h 54m
M T W T F S S
Prices
KE6233cs
KE Korean
E75L
9:04 PM
PDT
11:58 PM
MDT
1h 54m
M T W T F S S
Prices
QR2015
QR Qatar
E75
6:00 AM
MDT
7:07 AM
PDT
2h 7m
M T W T F S S
Prices
AS2457+4
AS Alaska
E75
6:00 AM
MDT
7:07 AM
PDT
2h 7m
M T W T F S S
Prices
BA2962cs
BA British
E75
7:00 AM
MDT
8:08 AM
PDT
2h 8m
M T W T F S S
Prices
AS2555+4
AS Alaska
E75
7:00 AM
MDT
8:08 AM
PDT
2h 8m
M T W T F S S
Prices
KE6234cs
KE Korean
E75L
7:56 AM
MDT
9:10 AM
PDT
2h 14m
M T W T F S S
Prices
QR2014cs
QR Qatar
E75L
7:56 AM
MDT
9:10 AM
PDT
2h 14m
M T W T F S S
Prices
QR2013cs
QR Qatar
E75L
2:05 PM
MDT
3:15 PM
PDT
2h 10m
M T W T F S S
Prices
AS2084+4
AS Alaska
E75L
2:06 PM
MDT
3:13 PM
PDT
2h 7m
M T W T F S S
Prices
BA2960cs
BA British
E75
2:06 PM
MDT
3:13 PM
PDT
2h 7m
M T W T F S S
Prices
AS2295
AS Alaska
E75
7:21 PM
MDT
8:33 PM
PDT
2h 12m
M T W T F S S
Prices

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
Seattle to Billings
1 carrier, 64 flights/week nonstop.
1 Airlines 64 Flights/wk 662 mi 1h 54m nonstop +1h ahead 15 1-stop hubs

SEA–BIL is served by 1 airline with nonstop service. Alaska Airlines leads the route. The flight covers 662 miles in approximately 1h 54m. Beyond nonstop, 15 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop SEA–BIL service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AS Alaska Airlines Also: BA, HA, KE, QR 36 E75 1h54-1h59 88% Oneworld BA, HA, KE, QR
Aircraft on this route
E75 Embraer E175 – AS, BA, QR
E75L Embraer E175 Long Wing – KE, QR
Alliance coverage
Oneworld: AS (36 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, SEA to BIL direction.
Mon
9
flights
Tue
10
flights
Wed
9
flights
Thu
9
flights
Fri
9
flights
Sat
9
flights
Sun
9
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
11
Nonstop flights
64
Outbound / wk
70
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SEA to BIL.
1-STOP
One-Stop Connections
15
Hubs
~4h
Fastest
~22h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
632
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.

Travel Essentials

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

When it's 6:00 PM in Seattle, it's 7:00 PM in Billings.
Distance & Flight Time
662 mi / 1,066 km
Nonstop flight time is approximately 1h 54m to 1h 59m.
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.

SEA–BIL Quick Facts

Key statistics for the Seattle to Billings route.
Route details
Distance662 mi / 1,066 km
Flight time1h 54m to 1h 59m
Time difference+1 hour
Airlines (nonstop)1
Weekly flights64 out / 70 return
1-stop connections15 hubs
Origin: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
Destination: BIL
IATA / ICAOBIL / KBIL
TimezoneAmerica/Denver
Passengers/yr1.0M
Elevation3,652 ft / 1,113 m

Frequently Asked Questions

Common questions about SEA to BIL flights.
Nonstop flights from Seattle–Tacoma International Airport to Billings Logan International Airport take approximately 1h 54m to 1h 59m. The route covers 662 miles.
1 airline operates nonstop service: Alaska Airlines. Plus 4 codeshare partners.
There are approximately 64 nonstop flights per week from SEA to BIL. The return direction has about 70 weekly flights.
Yes, 1-stop connections are available through JAC, PHX, AZA, DAL, IND, MDW, MIA, LAS, SLC, GTF, PDX, MSP, DEN, ORD and DFW. These options provide additional schedule flexibility.
Billings is 1 hour ahead of Seattle.
Yes, return flights from BIL 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 BIL

Seattle–Tacoma International Airport (SEA) and Billings Logan International Airport (BIL) are connected by nonstop service from Alaska Airlines. With 64 weekly departures, this is a heavily served route.

SEA to BIL Flight Duration and Schedule

Nonstop flight time from SEA to BIL ranges from 1 hours 54 minutes to 1 hours 59 minutes. The route covers a distance of 662 miles (1,066 km). There are approximately 64 weekly flights outbound and 70 return, totaling 134 flights per week in both directions.

Connecting Options and Alternatives

15 one-stop connections are available, with the fastest taking approximately 4 hours via JAC. Two-stop connections are also available via intermediate hubs.