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

AUS Airport Page →
1,772 mi airlines 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 75 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
Austin to Seattle
Connecting service available through multiple hubs.
1 Flights/wk 1,772 mi 4h 14m nonstop -2h behind 75 1-stop hubs

While no nonstop service exists between AUS and BFI, connecting options are available through 75 hubs.

Also explore AUS Routes BFI Routes AUS Live Flights BFI Live Flights AUS Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for AUS to BFI.
1-STOP
One-Stop Connections
75
Hubs
~3h
Fastest
~29h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
547
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.
Alternatives

Other ways to reach Seattle from Austin

Nearby airports with service to King County International Airport - Boeing Field.
Metric AUS→BFI IAH→BFI HOU→BFI
Distance from AUS – 140 mi 148 mi
Nonstop airlines 0 3 2
Weekly flights 1 – –
Flight time 4h 14m 2h 51m 4h 30m
Departure OTP 74% – –
Houston (IAH) to Seattle flights · Houston (HOU) to Seattle flights
Airports within 200 miles of AUS 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 Austin.
AUS: CDT · BFI: PDT

When it's 6:00 PM in Austin, it's 4:00 PM in Seattle.
Distance & Flight Time
1,772 mi / 2,852 km
Nonstop flight time is approximately 4h 14m.
Getting to AUS

CapMetro Route 20 (Airport Flyer) runs between downtown Austin (Congress Ave) and AUS in about 30–35 minutes (fare $1.25, or free with MetroAccess). Service runs from roughly 05:00 to midnight; frequency drops evenings and weekends.Ride-shares (Uber/Lyft) from downtown cost $20–30 and take 15–20 minutes off-peak. Taxis run $30–40. Traffic on SH-71 can be heavy during afternoon rush; allow 30–40 minutes from downtown during 16:00–18:30. Long-term parking from $7/day in remote economy lots.

Facts

AUS–BFI Quick Facts

Key statistics for the Austin to Seattle route.
Route details
Distance1,772 mi / 2,852 km
Flight time4h 14m
Time difference-2 hours
Airlines (nonstop)0
Weekly flights1 out / 2 return
1-stop connections75 hubs
Origin: AUS
Full nameAustin Bergstrom International Airport
IATA / ICAOAUS / KAUS
TimezoneAmerica/Chicago
Passengers/yr21.4M
Elevation542 ft / 165 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 AUS to BFI flights.
Nonstop flights from Austin Bergstrom International Airport to King County International Airport - Boeing Field take approximately 4h 14m. The route covers 1,772 miles.
There are approximately 1 nonstop flights per week from AUS to BFI. The return direction has about 2 weekly flights.
Yes, 1-stop connections are available through BZN, EGE, YEG, IAH, YYC, SCF, SAN, APA, STS, SLC, OMA, FNL, LBB, YVR, PDX, SEA, RNO, OKC, LAS, VNY, ELP, PSP, PHX, LGB, DAL, OAK, IND, SNA, HOU, BUR, MSP, YYZ, MCI, TRM, SDF, STL, DEN, LAX, DFW, MTY, ATL, CHS, JAX, ABQ, TUS, CMH, CLT, ORD, BNA, LGA, PNS, BWI, DCA, RDU, PIT, SMF, EWR, TPA, GCM, MCO, RSW, IAD, PBI, FLL, ANC, BOS, MIA, SJC, SJU, KOA, MDW, BRU, SFO, SEZ and HND. These options provide additional schedule flexibility.
Seattle is 2 hours behind Austin.
Yes, return flights from BFI to AUS are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include IAH and HOU. 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 AUS to BFI

Austin Bergstrom International Airport (AUS) and King County International Airport - Boeing Field (BFI) are connected through multiple connecting hub airports.

AUS to BFI Flight Duration and Schedule

Nonstop flight time from AUS to BFI ranges from 4 hours 14 minutes. The route covers a distance of 1,772 miles (2,852 km). There are approximately 1 weekly flights outbound and 2 return, totaling 3 flights per week in both directions.

Connecting Options and Alternatives

75 one-stop connections are available, with the fastest taking approximately 3 hours via BZN. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (IAH) and Houston (HOU).