Kansas City to Seattle (MCI–BFI) — Airlines, Schedules & Connections

MCI Airport Page →
1,487 mi airlines charter/private 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 1 1-stop flight Verified 1w ago
Also flown by charter / private operators: NetJets Aviation.
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.

✦ 1-Stop connections via 1 hub
BUF Buffalo ~8h 7m UA → HTT Buffalo (BUF) to Seattle flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Kansas City to Seattle
Connecting service available through multiple hubs.
1 Airlines 1,487 mi 3h 16m nonstop -2h behind

MCI–BFI had nonstop service from Sun Country Airlines, last on the schedule in July 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 1,487 miles in 3h 16m.

Also explore MCI Routes BFI Routes MCI Live Flights BFI Live Flights MCI Delays
All flights from Seattle (BFI) Seattle to Kansas City flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop MCI–BFI service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
SY Sun Country Airlines 0 – – 72% – –
Alliance coverage
Unaffiliated: SY (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for MCI to BFI.
1-STOP
One-Stop Connections
1
Hubs
~8h
Fastest
~8h
Longest
BUF ~8h 7m
Verified with published schedule alignment and minimum connection time.
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
MCI → BFI
72%
Moderate delays possible. Allow buffer time.
Departing
72%
Return
BFI → MCI
67%
Moderate delays possible. Allow buffer time.
Arriving
67%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. MCI delays →
Alternatives

Other ways to reach Seattle from Kansas City

Nearby airports with service to King County International Airport - Boeing Field.
Metric MCI→BFI OMA→BFI
Distance from MCI – 152 mi
Nonstop airlines – 3
Weekly flights – 1
Flight time 3h 16m 2h 58m
Departure OTP 72% –
Omaha (OMA) to Seattle flights
Airports within 200 miles of MCI with service to King County International Airport - Boeing Field.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-2h
Seattle is 2 hours behind Kansas City.
MCI: CDT · BFI: PDT

When it's 6:00 PM in Kansas City, it's 4:00 PM in Seattle.
Distance & Flight Time
1,487 mi / 2,393 km
Nonstop flight time is approximately 3h 16m gate to gate.
Facts

MCI–BFI Quick Facts

Key statistics for the Kansas City to Seattle route.
Route details
Distance1,487 mi / 2,393 km
Flight time3h 16m
Time difference-2 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: MCI
Full nameKansas City International Airport
IATA / ICAOMCI / KMCI
TimezoneAmerica/Chicago
Passengers/yr11.8M
Elevation1,026 ft / 313 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 MCI to BFI flights.
Nonstop flights from Kansas City International Airport to King County International Airport - Boeing Field take about 3h 16m gate to gate. The route covers 1,487 miles.
1 airline operated the nonstop from MCI to BFI: Sun Country Airlines. The last scheduled nonstop was in July 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in July 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 3h 16m.
Yes, 1-stop connections are available, ranked by layover time.
Seattle is 2 hours behind Kansas City.
Nearby alternatives include OMA. 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 MCI to BFI

Kansas City International Airport (MCI) and King County International Airport - Boeing Field (BFI) had nonstop service from Sun Country Airlines, last on the schedule in July 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

MCI to BFI Flight Duration and Schedule

Nonstop flight time from MCI to BFI is about 3 hours 16 minutes gate to gate. The route covers a distance of 1,487 miles (2,393 km).

Connecting Options and Alternatives

1-stop connecting options are also available. Nearby alternative airports include Omaha (OMA).