Chicago/Rockford to Seattle (RFD–SEA) — Airlines, Schedules & Connections

RFD Airport Page →
1,654 mi airlines 2/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 19 1-stop flights Verified 1h 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
Chicago/Rockford to Seattle
Connecting service available through multiple hubs.
2 Flights/wk 1,654 mi 3h 33m nonstop -2h behind 19 1-stop hubs

While no nonstop service exists between RFD and SEA, connecting options are available through 19 hubs.

Also explore RFD Routes SEA Routes RFD Live Flights SEA Live Flights SEA Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for RFD to SEA.
1-STOP
One-Stop Connections
19
Hubs
~6h
Fastest
~27h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
487
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 Chicago/Rockford

Nearby airports with service to Seattle–Tacoma International Airport.
Metric RFD→SEA ORD→SEA MDW→SEA
Distance from RFD – 63 mi 75 mi
Nonstop airlines 0 20 1
Weekly flights 2 367 14
Flight time 3h 33m 3h 29m 4h 14m
Chicago (ORD) to Seattle flights · Chicago (MDW) to Seattle flights · Milwaukee (MKE) to Seattle flights
Airports within 200 miles of RFD with service to Seattle–Tacoma International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-2h
Seattle is 2 hours behind Chicago/Rockford.
RFD: CDT · SEA: PDT

When it's 6:00 PM in Chicago/Rockford, it's 4:00 PM in Seattle.
Distance & Flight Time
1,654 mi / 2,662 km
Nonstop flight time is approximately 3h 33m.
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.

Check current weather forecasts before travel.
Facts

RFD–SEA Quick Facts

Key statistics for the Chicago/Rockford to Seattle route.
Route details
Distance1,654 mi / 2,662 km
Flight time3h 33m
Time difference-2 hours
Airlines (nonstop)0
Weekly flights2 out / 2 return
1-stop connections19 hubs
Origin: RFD
Full nameChicago Rockford International Airport
IATA / ICAORFD / KRFD
TimezoneAmerica/Chicago
Passengers/yr0.3M
Elevation742 ft / 226 m
Destination: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
FAQ

Frequently Asked Questions

Common questions about RFD to SEA flights.
Nonstop flights from Chicago Rockford International Airport to Seattle–Tacoma International Airport take approximately 3h 33m. The route covers 1,654 miles.
There are approximately 2 nonstop flights per week from RFD to SEA. The return direction has about 2 weekly flights.
Yes, 1-stop connections are available through MSP, JAC, AZA, BFI, DEN, OAK, ONT, LAX, IAH, JFK, RSW, MIA, CUN, ORD, FLL, LAS, LGG, BNA and PVG. These options provide additional schedule flexibility.
Seattle is 2 hours behind Chicago/Rockford.
Yes, return flights from SEA to RFD are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include ORD, MDW and MKE. 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 RFD to SEA

Chicago Rockford International Airport (RFD) and Seattle–Tacoma International Airport (SEA) are connected through multiple connecting hub airports.

RFD to SEA Flight Duration and Schedule

Nonstop flight time from RFD to SEA ranges from 3 hours 33 minutes. The route covers a distance of 1,654 miles (2,662 km). There are approximately 2 weekly flights outbound and 2 return, totaling 4 flights per week in both directions.

Connecting Options and Alternatives

19 one-stop connections are available, with the fastest taking approximately 6 hours via MSP. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Chicago (ORD), Chicago (MDW) and Milwaukee (MKE).