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

BFI Airport Page →
5 mi airlines 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 59 1-stop flights Verified 1w 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
Seattle to Seattle
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 5 mi 0h 28m nonstop 59 1-stop hubs

BFI–SEA is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 5 miles in approximately 0h 28m. Beyond nonstop, 59 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop BFI–SEA service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 1 Star Alliance
Alliance coverage
Star Alliance: UA (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for BFI to SEA.
1-STOP
One-Stop Connections
59
Hubs
~2h
Fastest
~21h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
494
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.

Other ways to reach Seattle from Seattle

Nearby airports with service to Seattle–Tacoma International Airport.
Metric BFI→SEA TIW→SEA PAE→SEA
Distance from BFI 22 mi 26 mi
Nonstop airlines 1 1 1
Weekly flights 1
Flight time 0h 28m 0h 24m
Airports within 200 miles of BFI with service to Seattle–Tacoma International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Seattle is 0 hours the same as Seattle.
BFI: PDT · SEA: PDT

When it's 6:00 PM in Seattle, it's 6:00 PM in Seattle.
Distance & Flight Time
5 mi / 9 km
Nonstop flight time is approximately 0h 28m.
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.

BFI–SEA Quick Facts

Key statistics for the Seattle to Seattle route.
Route details
Distance5 mi / 9 km
Flight time0h 28m
Time difference0 hours
Airlines (nonstop)1
Weekly flights1 out
1-stop connections59 hubs
Origin: BFI
IATA / ICAOBFI / KBFI
TimezoneAmerica/Los_Angeles
Passengers/yr0.1M
Elevation21 ft / 6 m
Destination: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m

Frequently Asked Questions

Common questions about BFI to SEA flights.
Nonstop flights from King County International Airport - Boeing Field to Seattle–Tacoma International Airport take approximately 0h 28m. The route covers 5 miles.
1 airline operates nonstop service: United Airlines.
There are approximately 1 nonstop flights per week from BFI to SEA.
Yes, 1-stop connections are available through PAE, YYJ, YKM, PDX, PSC, GEG, YLW, YVR, BOI, RNO, OAK, SLC, VNY, JAC, SUN, BZN, MRY, SMF, LAS, PSP, SNA, LAX, SAN, SBA, PHX, ANC, MSP, TUS, DAL, YYC, HOU, AUS, ELP, BNA, PVR, SJD, ORD, IAH, DFW, YYZ, IAD, EWR, MEX, BWI, CLT, MCO, DCA, TEB, ATL, FLL, CHS, KEF, BOS, SJC, MIA, DEN, DUB, HND and SFO. These options provide additional schedule flexibility.
Yes, return flights from SEA to BFI are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include TIW, PAE and BLI. 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 BFI to SEA

King County International Airport - Boeing Field (BFI) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from United Airlines. With 1 weekly departures, this is a regularly served route.

BFI to SEA Flight Duration and Schedule

Nonstop flight time from BFI to SEA ranges from 0 hours 28 minutes. The route covers a distance of 5 miles (9 km).

Connecting Options and Alternatives

59 one-stop connections are available, with the fastest taking approximately 2 hours via PAE. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Tacoma (TIW), Everett (PAE) and Bellingham (BLI).