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

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1,654 mi airlines 2/wk
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Connecting Flight Schedule 23 1-stop flights Verified 17h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

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No nonstop flights on this route. connecting options below.

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✧ 2-STOP Loading... Reach the hardest destinations
Seattle to Chicago/Rockford
1 carrier, 2 flights/week nonstop.
1 Airlines 2 Flights/wk 1,654 mi 3h 29m nonstop +2h ahead 23 1-stop hubs

SEA–RFD is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 1,654 miles in approximately 3h 29m. Beyond nonstop, 23 hubs offer 1-stop connections.

Also explore SEA Routes RFD Routes SEA Live Flights RFD Live Flights SEA Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop SEA–RFD service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 0 – – 88% Star Alliance –
Alliance coverage
Star Alliance: UA (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SEA to RFD.
1-STOP
One-Stop Connections
23
Hubs
~6h
Fastest
~23h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
535
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
+2h
Chicago/Rockford is 2 hours ahead of Seattle.
SEA: PDT · RFD: CDT

When it's 6:00 PM in Seattle, it's 8:00 PM in Chicago/Rockford.
Distance & Flight Time
1,654 mi / 2,662 km
Nonstop flight time is approximately 3h 29m.
Getting to SEA

Link Light Rail runs from downtown Seattle (Westlake station) to the airport in 38 minutes ($3.50 peak). Trains run every 6–12 minutes during peak hours from 5am to 1am. Ride-shares run $30–50 from downtown; SR-99 and I-5 can be heavily congested southbound during afternoon rush (3–7pm).

Sound Transit 574 express bus serves Tacoma ($2.50–4). Sounder commuter rail connects Tacoma to the airport area via a shuttle.

Facts

SEA–RFD Quick Facts

Key statistics for the Seattle to Chicago/Rockford route.
Route details
Distance1,654 mi / 2,662 km
Flight time3h 29m
Time difference+2 hours
Airlines (nonstop)1
Weekly flights2 out / 2 return
1-stop connections23 hubs
Origin: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
Destination: RFD
Full nameChicago Rockford International Airport
IATA / ICAORFD / KRFD
TimezoneAmerica/Chicago
Passengers/yr0.3M
Elevation742 ft / 226 m
FAQ

Frequently Asked Questions

Common questions about SEA to RFD flights.
Nonstop flights from Seattle–Tacoma International Airport to Chicago Rockford International Airport take approximately 3h 29m. The route covers 1,654 miles.
1 airline operates nonstop service: United Airlines.
There are approximately 2 nonstop flights per week from SEA to RFD. The return direction has about 2 weekly flights.
Yes, 1-stop connections are available through DFW, CVG, DTW, ONT, SFO, IAH, AZA, IAD, PDX, SMF, JFK, TPA, ANC, MIA, CUN, FAI, MCO, BNA, MEX, LAS, ORD, NRT and FLL. These options provide additional schedule flexibility.
Chicago/Rockford is 2 hours ahead of Seattle.
Yes, return flights from RFD to SEA 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.
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 SEA to RFD

Seattle–Tacoma International Airport (SEA) and Chicago Rockford International Airport (RFD) are connected by nonstop service from United Airlines. With 2 weekly departures, this is a regularly served route.

SEA to RFD Flight Duration and Schedule

Nonstop flight time from SEA to RFD ranges from 3 hours 29 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

23 one-stop connections are available, with the fastest taking approximately 6 hours via DFW. Two-stop connections are also available via intermediate hubs.