BFI

Seattle (BFI) direct flights: all 19 nonstop routes, measured

Q: How many direct flights does Seattle have?

King County International Airport - Boeing Field currently has nonstop service to 19 destinations on 11 airlines, based on flights observed on the airport's own boards over the last 14 days. 5 of those routes operate in both directions.

Q: Which airline flies the most nonstop routes from Seattle?

Alaska Airlines appears on 6 of the 19 nonstop routes we observed at BFI. The airline column in the route ledger lists every carrier observed on each route.

Q: Where does this data come from?

From King County International Airport - Boeing Field's own departure and arrival boards, recorded continuously by Pro Flight Search. Reliability figures cover the last 90 days; the route list covers the last 14 days of observed service.

live

4 routes outbound only · 10 routes inbound only

19 nonstop destinations from King County International Airport - Boeing Field, flown by 11 airlines. 5 of them also fly back in.

Measured from flights observed on Seattle’s own departure and arrival boards over the last 14 days. Every route below carries its observed weekly frequency.

Delays & weather at BFI →

Busiest routeSeattle SEA · about 4 movements a week, United Airlines, Alaska Airlines

All BFI nonstop destinations, ranked by weekly flights

One row per destination, both directions merged. On time means within 15 minutes of schedule; cancelled is the share of observed legs that never went. Routes with fewer than 20 observed legs show their leg count instead of a shaky number.

SEASeattle⇆ United Airlines · Alaska Airlines 4/wk – –

Schedule

Alaska Airlines arrives AS9940 11:30

GEGSpokane⇆ Ameriflight · Libyan Airlines 3/wk – –

Schedule

Ameriflight arrives A81997 16:45

Libyan Airlines arrives LN634 11:45LN634 12:15

PDXPortland⇆ Air Excursions · Delta Air Lines 3/wk – –

Schedule

Air Excursions arrives X43145 16:20

Delta Air Lines arrives DL8839 18:21DL8839 19:10

YVRVancouver⇆ Air Canada · Delta Air Lines 2/wk – –

Schedule

Air Canada arrives AC7075 09:17

FLLFort Lauderdale← Delta Air Lines 2/wk – –

Schedule

Delta Air Lines arrives DL356 08:00

YYCCalgary⇆ Air Canada 2/wk – –

Schedule

Air Canada arrives AC7045 14:00AC7015 22:00

ANCAnchorage→ Jeju Air 1/wk – –

ATLAtlanta← Alaska Airlines 1/wk – –

Schedule

Alaska Airlines arrives AS218 16:35

BOIBoise← Alaska Airlines 1/wk – –

Schedule

Alaska Airlines arrives AS320 16:18

LASLas Vegas→ United Airlines 1/wk – –

LAXLos Angeles→ Air Canada 1/wk – –

OAKOakland← Southwest Airlines 1/wk – –

Schedule

Southwest Airlines arrives WN2646 11:15

OMAOmaha← Alaska Airlines 1/wk – –

PSPPalm Springs→ Japan Airlines 1/wk – –

SANSan Diego← Sun Country Airlines 1/wk – –

SJCSan Jose← Air Canada 1/wk – –

SMFSacramento← Southwest Airlines 1/wk – –

SNASanta Ana← Alaska Airlines 1/wk – –

STLSt Louis← Alaska Airlines 1/wk – –

■ ≥85% on time ■ 70–84% ■ 55–69% ■ <55% cancelled: amber ≥2%, red ≥5% ⇆ flies both directions

Nonstop flights into Seattle

5 of the 19 destinations above also fly nonstop into Seattle, so the table covers both directions of each route. Each route row links to its own route page with the paired schedule history.

4 routes appeared outbound only in the observed window; 10 routes appear inbound only. These are usually seasonal charter rotations or positioning patterns that the boards record separately.

BFI route map: where 19 nonstop routes go

BFI direct flights: questions travelers ask

How many direct flights does Seattle have?

King County International Airport - Boeing Field currently has nonstop service to 19 destinations on 11 airlines, based on flights observed on the airport's own boards over the last 14 days. 5 of those routes operate in both directions.

Which airline flies the most nonstop routes from Seattle?

Alaska Airlines appears on 6 of the 19 nonstop routes we observed at BFI. The airline column in the route ledger lists every carrier observed on each route.

Where does this data come from?

From King County International Airport - Boeing Field's own departure and arrival boards, recorded continuously by Pro Flight Search. Reliability figures cover the last 90 days; the route list covers the last 14 days of observed service.

More nonstop guides

Raleigh-Durham (RDU) Chicago · Midway (MDW) Sarasota-Bradenton (SRQ) South Bend (SBN) Santa Barbara (SBA) Islip · Long Island (ISP) Cedar Rapids (CID) Monterey (MRY) Sacramento (SMF) Ontario (ONT) Knoxville (TYS) Madison (MSN)

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: Seattle (BFI) nonstop network and route reliability, measured from official airport boards.

Canonical URL

https://proflightsearch.com/direct-flights/seattle-BFI

How we measure this →

Planning around BFI? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure