NT$12,910 Cheap Flights from Seattle (SEA) to Champaign (CMI)

View NT$12,910 flight on Sat, 2025/8/9Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 45% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seattle to Champaign (SEA-CMI)

Prices were available within the past 7 days and start at NT$12,910 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a flight from SEA to CMI?
Start packing your suitcase, because round-trip journeys from SEA to University Of Illinois Urbana-Champaign Williard Airport (CMI) start from . That’s based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to CMI?
Each air carrier has different terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to University Of Illinois Urbana-Champaign Williard Airport (CMI) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Seattle - Tacoma Intl. Airport (SEA) to University Of Illinois Urbana-Champaign Williard Airport (CMI) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
It’s around 2,800 kilometers between Seattle - Tacoma Intl. Airport (SEA) and University Of Illinois Urbana-Champaign Williard Airport (CMI), so expect to be flying for a while. Keep yourself entertained by packing things like playing cards (if you’re traveling with friends) or a good old-fashioned book.
Which airlines fly direct from SEA to Willard Airport?
Flying directly between Seattle - Tacoma Intl. Airport (SEA) and University Of Illinois Urbana-Champaign Williard Airport (CMI) isn’t possible at this time. However, you’ll still be able to book a flight to Savoy with at least one stop.
Are Seattle - Tacoma Intl. Airport (SEA) to Willard Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Sea-Tac Airport to University Of Illinois Urbana-Champaign Williard Airport (CMI) at the last minute could save you some cash. However, it could end up costing a great deal more! If you’d prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn’t released tickets yet, check back frequently as deals are updated all the time on Expedia.
*Available to Expedia members.