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

KEF Airport Page →
3,606 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 1 1-stop flight Verified 1mo ago
Also flown by charter / private operators.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

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.

Last scheduled nonstop: Jun 2026.

✦ 1-Stop connections via 1 hub
BUF Buffalo ~12h 33m HTT → HTT Buffalo (BUF) to Seattle flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Reykjavík to Seattle
Connecting service available through multiple hubs.
3,606 mi 6h 21m nonstop -7h behind

While no nonstop service exists between KEF and BFI, 1-stop connecting options are available.

Also explore KEF Routes BFI Routes KEF Live Flights BFI Live Flights
All flights from Seattle (BFI) Seattle to Reykjavík flights
Connections

Connection Landscape

1-stop and 2-stop options for KEF to BFI.
1-STOP
One-Stop Connections
1
Hubs
~12h
Fastest
~12h
Longest
BUF ~12h 33m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
0
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.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-7h
Seattle is 7 hours behind Reykjavík.
KEF: GMT · BFI: PDT

When it's 6:00 PM in Reykjavík, it's 11:00 AM in Seattle.
Distance & Flight Time
3,606 mi / 5,804 km
Nonstop flight time is approximately 6h 21m gate to gate.
Facts

KEF–BFI Quick Facts

Key statistics for the Reykjavík to Seattle route.
Route details
Distance3,606 mi / 5,804 km
Flight time6h 21m
Time difference-7 hours
Airlines (nonstop)0
1-stop connectionsAvailable
Origin: KEF
Full nameKeflavik International Airport
IATA / ICAOKEF / BIKF
TimezoneAtlantic/Reykjavik
Passengers/yr8.3M
Elevation171 ft / 52 m
Destination: BFI
Full nameKing County International Airport - Boeing Field
IATA / ICAOBFI / KBFI
TimezoneAmerica/Los_Angeles
Passengers/yr0.1M
Elevation21 ft / 6 m
FAQ

Frequently Asked Questions

Common questions about KEF to BFI flights.
Nonstop flights from Keflavik International Airport to King County International Airport - Boeing Field take about 6h 21m gate to gate. The route covers 3,606 miles.
Yes, 1-stop connections are available, ranked by layover time.
Seattle is 7 hours behind Reykjavík.
Yes, return flights from BFI to KEF 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.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from KEF to BFI

Keflavik International Airport (KEF) and King County International Airport - Boeing Field (BFI) are connected through multiple connecting hub airports.

KEF to BFI Flight Duration and Schedule

Nonstop flight time from KEF to BFI is about 6 hours 21 minutes gate to gate. The route covers a distance of 3,606 miles (5,804 km).

Connecting Options and Alternatives

1-stop connecting options are also available. Two-stop connections are also available via intermediate hubs.