What is the cheapest airline that flies from Champaign University-Willard to Seattle/Tacoma Intl?

American Airlines is the most popular carrier operating from Champaign University-Willard to Seattle/Tacoma Intl

When did momondo last update prices for flights from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport were last updated today.

How many operators does momondo search for flights from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport?

As of October 2026, there is 1 operator available to choose from for flights from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$430 Cheap Flights from Champaign to Seattle in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Champaign to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:38 am - 1:15 pmCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

8h 37m1 stop Dallas/Fort Worth

11:41 am - 8:57 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

7h 16m1 stop Dallas/Fort Worth

$430American Airlines

Wed, Apr 7 - Wed, Apr 21

12:38 pm - 8:14 pmCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

9h 36m1 stop Chicago O'Hare Intl

5:00 am - 2:07 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

7h 07m1 stop Dallas/Fort Worth

$510American Airlines

Sat, Oct 24 - Wed, Oct 28

7:11 am - 2:52 pmCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

9h 41m1 stop Dallas/Fort Worth

10:31 am - 8:25 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

7h 54m1 stop Chicago O'Hare Intl

$580American Airlines

Wed, Oct 21 - Sun, Oct 25

7:25 pm - 12:42 amCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

7h 17m1 stop Chicago O'Hare Intl

6:09 am - 3:24 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

7h 15m1 stop Chicago O'Hare Intl

$789American Airlines

Fri, Nov 20 - Sun, Nov 29

2:38 pm - 10:49 pmCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

10h 11m2 stops Chicago O'Hare Intl Los Angeles

11:41 am - 8:57 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

7h 16m1 stop Dallas/Fort Worth

$899American Airlines

Wed, Apr 7 - Wed, Apr 21

12:38 pm - 8:14 pmCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

9h 36m1 stop Chicago O'Hare Intl

6:00 am - 6:05 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

10h 05m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$934American Airlines

Sat, Oct 24 - Wed, Oct 28

7:03 pm - 12:36 amCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

7h 33m1 stop Chicago O'Hare Intl

12:25 am - 12:08 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

9h 43m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$1,026American Airlines

Wed, Oct 21 - Sat, Oct 24

4:05 pm - 12:10 amCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

10h 05m2 stops Chicago O'Hare Intl Dallas/Fort Worth

6:00 am - 6:05 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

10h 05m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$1,258American Airlines

Sat, Oct 24 - Wed, Oct 28

6:00 am - 12:36 amCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

20h 36m1 stop Chicago O'Hare Intl

6:14 am - 8:21 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

12h 07m1 stop Chicago O'Hare Intl

$1,293American Airlines

Tue, Oct 27 - Tue, Nov 10

6:00 am - 2:52 pmCMI Champaign University-Willard-SEA Seattle/Tacoma Intl

10h 52m2 stops Chicago O'Hare Intl Dallas/Fort Worth

12:25 am - 12:08 pmSEA Seattle/Tacoma Intl-CMI Champaign University-Willard

9h 43m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$1,325American Airlines

Wed, Oct 21 - Sat, Oct 24

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from Champaign to Seattle

Our best American Airlines deals on Champaign to Seattle flight tickets

American Airlines

Apr 7

CMI6:38 amChampaign University-Willard

8h 37m

1 stop

SEA1:15 pmSeattle/Tacoma Intl

Apr 21

SEA11:41 amSeattle/Tacoma Intl

7h 16m

1 stop

CMI8:57 pmChampaign University-Willard

$430

American Airlines

Oct 24

CMI12:38 pmChampaign University-Willard

9h 36m

1 stop

SEA8:14 pmSeattle/Tacoma Intl

Oct 28

SEA5:00 amSeattle/Tacoma Intl

7h 07m

1 stop

CMI2:07 pmChampaign University-Willard

$510

American Airlines

Oct 15

CMI12:38 pmChampaign University-Willard

9h 37m

1 stop

SEA8:15 pmSeattle/Tacoma Intl

Oct 20

SEA10:31 amSeattle/Tacoma Intl

7h 54m

1 stop

CMI8:25 pmChampaign University-Willard

$580

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Wed 4/7

6:38 am-1:15 pm

1 stop8h 37m

Seattle/Tacoma Intl

Wed 4/21

11:41 am-8:57 pm

1 stop7h 16m

$430

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Sat 10/24

12:38 pm-8:14 pm

1 stop9h 36m

Seattle/Tacoma Intl

Wed 10/28

5:00 am-2:07 pm

1 stop7h 07m

$510

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Wed 10/21

7:11 am-2:52 pm

1 stop9h 41m

Seattle/Tacoma Intl

Sun 10/25

10:31 am-8:25 pm

1 stop7h 54m

$580

Quickest round-trip

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Fri 11/20

7:25 pm-12:42 am

1 stop7h 17m

Seattle/Tacoma Intl

Sun 11/29

6:09 am-3:24 pm

1 stop7h 15m

$789

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Wed 4/7

2:38 pm-10:49 pm

2 stops10h 11m

Seattle/Tacoma Intl

Wed 4/21

11:41 am-8:57 pm

1 stop7h 16m

$899

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Sat 10/24

12:38 pm-8:14 pm

1 stop9h 36m

Seattle/Tacoma Intl

Wed 10/28

6:00 am-6:05 pm

2 stops10h 05m

$934

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Wed 10/21

7:03 pm-12:36 am

1 stop7h 33m

Seattle/Tacoma Intl

Sat 10/24

12:25 am-12:08 pm

2 stops9h 43m

$1,026

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Sat 10/24

4:05 pm-12:10 am

2 stops10h 05m

Seattle/Tacoma Intl

Wed 10/28

6:00 am-6:05 pm

2 stops10h 05m

$1,258

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Tue 10/27

6:00 am-12:36 am

1 stop20h 36m

Seattle/Tacoma Intl

Tue 11/10

6:14 am-8:21 pm

1 stop12h 07m

$1,293

ChampaignSeattle

CMI Champaign University-Willard - SEA Seattle/Tacoma Intl

CMISEA

Champaign University-Willard

Wed 10/21

6:00 am-2:52 pm

2 stops10h 52m

Seattle/Tacoma Intl

Sat 10/24

12:25 am-12:08 pm

2 stops9h 43m

$1,325

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Champaign to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Seattle?

In general, April is the cheapest month to fly from Champaign to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Seattle in April, then you should wait until February to fly from Champaign, when ticket prices are also cheap, with an average price of $0.

When to book flights from Champaign to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Champaign to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Champaign to Seattle (CMI to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Champaign to Seattle

Best Price Found	$473
Fastest flight time	7h 48m
Direct flights	None

The best one-way flight to Seattle from Champaign in the past 72 hours is $473. The best round-trip flight deal from Champaign to Seattle found on momondo in the last 72 hours is $430.

The fastest flight from Champaign to Seattle takes 7h 48m

There are no direct flights from Champaign to Seattle. There are no popular flight routes from Champaign to Seattle.

Search flight deals

Frequently asked questions about flying from Champaign to Seattle

How far is Champaign University-Willard to Seattle/Tacoma Intl by plane?
A flight from Champaign University-Willard to Seattle/Tacoma Intl will travel around 1755.7 mi. Flights usually cover this in 7h 48m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport?
As of October 2026, there is 1 operator available to choose from for flights from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Champaign University-Willard Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Champaign to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Champaign to Seattle is American Airlines (100% of total bookings).

Best airlines flying from Champaign to Seattle

Compare and see reviews for airlines that fly from Champaign to Seattle with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $338	Free Cancellation	Rating 7.0 12,146 reviews		Search American Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Redmond

Kent

Olympia

Lakewood

Federal Way

Tukwila

Fife

Puyallup

Lynnwood

Cle Elum

Marysville

Lacey

Kirkland

Centralia

Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Champaign to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Champaign to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Champaign to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Champaign to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Champaign to Seattle?

momondo helps you find the best flight between Champaign and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Champaign to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Champaign to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.