CMI - SEA

$407 Find Cheap Flights from Champaign to Seattle - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$497
Typical prices: $427-$573
American Airlines
Mon 2/19Sat 2/24
CMI - SEA • 1 stop
Cheapest one-way
$407
Typical prices: $169-$384
American Airlines
Wed 12/19
CMI - SEA • 1 stop
When to travel
May
Cheapest • 13% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $502 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 8h 10m (one-way)
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Flight Deals

Cheap Flights from Champaign to Seattle (CMI-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Champaign to Seattle

Fri, Feb 19 - Wed, Feb 24
American Airlines Logo
2:39 pm - 8:24 pmCMI  Champaign University-Willard-SEA Seattle/Tacoma Intl
7h 45m1 stop Dallas/Fort Worth
American Airlines Logo
5:10 am - 2:05 pmSEA  Seattle/Tacoma Intl-CMI Champaign University-Willard
6h 55m1 stop Dallas/Fort Worth
$497American Airlines
Sat, Nov 7 - Wed, Nov 11
American Airlines Logo
6:50 pm - 12:35 amCMI  Champaign University-Willard-SEA Seattle/Tacoma Intl
7h 45m1 stop Chicago O'Hare Intl
American Airlines Logo
10:43 am - 8:21 pmSEA  Seattle/Tacoma Intl-CMI Champaign University-Willard
7h 38m1 stop Chicago O'Hare Intl
$516American Airlines
Wed, Nov 4 - Sun, Nov 8
American Airlines Logo
7:11 am - 2:51 pmCMI  Champaign University-Willard-SEA Seattle/Tacoma Intl
9h 40m1 stop Dallas/Fort Worth
American Airlines Logo
5:10 am - 2:02 pmSEA  Seattle/Tacoma Intl-CMI Champaign University-Willard
6h 52m1 stop Dallas/Fort Worth
$570American Airlines
Mon, Nov 9 - Wed, Nov 18
American Airlines Logo
2:32 pm - 10:11 pmCMI  Champaign University-Willard-SEA Seattle/Tacoma Intl
9h 39m1 stop Dallas/Fort Worth
American Airlines Logo
10:43 am - 8:21 pmSEA  Seattle/Tacoma Intl-CMI Champaign University-Willard
7h 38m1 stop Chicago O'Hare Intl
$570American Airlines
Sat, Dec 5 - Sat, Dec 12
American Airlines Logo
7:00 pm - 12:47 amCMI  Champaign University-Willard-SEA Seattle/Tacoma Intl
7h 47m1 stop Chicago O'Hare Intl
American Airlines Logo
10:49 am - 8:25 pmSEA  Seattle/Tacoma Intl-CMI Champaign University-Willard
7h 36m1 stop Chicago O'Hare Intl
$572American Airlines
Tue, Nov 17 - Tue, Dec 1
American Airlines Logo
6:50 pm - 12:35 amCMI  Champaign University-Willard-SEA Seattle/Tacoma Intl
7h 45m1 stop Chicago O'Hare Intl
American Airlines Logo
5:10 am - 1:59 pmSEA  Seattle/Tacoma Intl-CMI Champaign University-Willard
6h 49m1 stop Dallas/Fort Worth
$586American Airlines
Tue, Nov 17 - Tue, Dec 1
American Airlines Logo
12:13 pm - 8:20 pmCMI  Champaign University-Willard-SEA Seattle/Tacoma Intl
10h 07m1 stop Chicago O'Hare Intl
American Airlines Logo
10:33 am - 8:18 pmSEA  Seattle/Tacoma Intl-CMI Champaign University-Willard
7h 45m1 stop Chicago O'Hare Intl
$751American Airlines
Booking Insights

Price, demand and travel trends for Champaign to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Champaign to Seattle?

Round-trip flights from Champaign to Seattle typically range from $427 to $573. The lowest price found in the past 5 days was $497, on American Airlines.

What's the cheapest day of the week to fly from Champaign to Seattle?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Champaign to Seattle. It’s 31% cheaper than the average day, while Friday is the most expensive, with prices 11% higher.

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Key details for Champaign to Seattle flights

Low season

March

Cheapest flight

$407
Beat the crowds with an average 93% drop in travelers.
The most popular month to fly with an average 39% increase in travelers.
One-way flight from Champaign to Seattle

When to book flights from Champaign to Seattle

Are your dates flexible? Find out the best times to travel from Champaign to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Champaign to Seattle flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Champaign to Seattle?

    Only Economy Class is available on flights from Champaign to Seattle.

  • How long is a flight from Champaign to Seattle?

    There are currently no nonstop flights available from Champaign to Seattle. Flights with 1 layover take between 7h 32m and 8h 10m in total, depending on the connection.

  • Do I need a passport to fly from Champaign to Seattle?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Champaign to Seattle flight?

    Round-trip flights from Champaign to Seattle range from $427 to $573, with an average of $489 over the past 12 months. Anything below $427 counts as a good deal.

  • Have flight prices from Champaign to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $497 to $1,516. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Champaign to Seattle looking right now?

    One-way fares from Champaign to Seattle are currently higher than usual. Average one-way flight prices are about $673, which is 86% above the typical average for this route.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Hertz

  • Which airports can I use when flying from Champaign to Seattle?

    Flights from Champaign to Seattle usually depart from Champaign University-Willard (CMI) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Champaign to Seattle pass through?

    Connecting flights from Champaign to Seattle most commonly pass through:

    • Chicago O'Hare Intl (ORD) - 64% of one-stop connections
    • Dallas/Fort Worth (DFW) - 36% of one-stop connections

  • Can I save money by using flexible dates for flights from Champaign to Seattle?

    Yes. Flexible dates can save you up to 39% on flights from Champaign to Seattle. Saturday is the cheapest departure day at $338 round-trip on average, while Friday is the most expensive at $546, a difference of $208.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Champaign to Seattle?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 7h 32m, compared with 8h 10m via Dallas/Fort Worth (DFW).

  • What is the time difference between Champaign and Seattle?

    Seattle is 2 hours behind Champaign (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Your guide to booking Champaign to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Friday. On this route, Saturday flights average $338, about $208 less than Friday fares (38% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Champaign to Seattle trip for May. Fares historically average $427 round-trip in that month - typically $590 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

    • Coast Gateway Hotel
    • Seattle Airport Marriott
    • Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

More options for your flight from Champaign to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Car rentals in Seattle
Hotels in Seattle
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