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 March 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.

$164 Cheap Flights from Champaign to Seattle in 2026

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Find the cheapest flights from Champaign to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:32 pm - 7:06 pm

CMI

SEA

7h 34m

1 stop

11:52 pm - 8:54 am

SEA

CMI

7h 02m

1 stop

$328United Airlines

Wed, Jun 3 - Tue, Jun 9

1:32 pm - 7:06 pm

CMI

SEA

7h 34m

1 stop

5:04 pm - 8:54 am

SEA

CMI

13h 50m

2 stops

$334United Airlines

Wed, Jun 3 - Tue, Jun 9

7:34 pm - 12:14 am

CMI

SEA

6h 40m

1 stop

10:40 pm - 8:54 am

SEA

CMI

8h 14m

1 stop

$353United Airlines

Sat, Jul 25 - Thu, Jul 30

6:44 pm - 12:16 am

CMI

SEA

7h 32m

1 stop

11:58 pm - 11:10 am

SEA

CMI

9h 12m

1 stop

$427American Airlines

Fri, May 29 - Sat, Jun 6

1:36 pm - 7:00 pm

CMI

SEA

7h 24m

1 stop

7:00 am - 5:49 pm

SEA

CMI

8h 49m

1 stop

$428United Airlines

Sat, May 2 - Tue, May 5

9:49 am - 9:59 pm

CMI

SEA

14h 10m

2 stops

10:40 pm - 8:54 am

SEA

CMI

8h 14m

1 stop

$434United Airlines

Fri, May 29 - Sat, Jun 6

6:58 pm - 12:36 am

CMI

SEA

7h 38m

1 stop

11:33 pm - 2:08 pm

SEA

CMI

12h 35m

1 stop

$435American Airlines

Fri, Apr 17 - Fri, Apr 24

6:58 pm - 12:36 am

CMI

SEA

7h 38m

1 stop

11:16 am - 9:35 pm

SEA

CMI

8h 19m

1 stop

$438American Airlines

Fri, Apr 17 - Fri, Apr 24

9:49 am - 9:06 pm

CMI

SEA

13h 17m

2 stops

7:36 pm - 9:06 am

SEA

CMI

11h 30m

2 stops

$439United Airlines

Sat, May 2 - Tue, May 5

9:49 am - 11:29 pm

CMI

SEA

15h 40m

3 stops

8:45 am - 10:33 pm

SEA

CMI

11h 48m

2 stops

$444United Airlines

Sat, May 2 - Tue, May 5

United Airlines flights from Champaign to Seattle

Our best United Airlines deals on Champaign to Seattle flight tickets

United Airlines

Jun 3

CMI1:32 pmChampaign University-Willard

7h 34m

1 stop

SEA7:06 pmSeattle/Tacoma Intl

Jun 9

SEA11:52 pmSeattle/Tacoma Intl

7h 02m

1 stop

CMI8:54 amChampaign University-Willard

$328

United Airlines

Jun 3

CMI1:32 pmChampaign University-Willard

7h 34m

1 stop

SEA7:06 pmSeattle/Tacoma Intl

Jun 9

SEA5:04 pmSeattle/Tacoma Intl

13h 50m

2 stops

CMI8:54 amChampaign University-Willard

$334

United Airlines

Jul 25

CMI7:34 pmChampaign University-Willard

6h 40m

1 stop

SEA12:14 amSeattle/Tacoma Intl

Jul 30

SEA10:40 pmSeattle/Tacoma Intl

8h 14m

1 stop

CMI8:54 amChampaign University-Willard

$353

American Airlines flights from Champaign to Seattle

Our best American Airlines deals on Champaign to Seattle flight tickets

American Airlines

May 29

CMI6:44 pmChampaign University-Willard

7h 32m

1 stop

SEA12:16 amSeattle/Tacoma Intl

Jun 6

SEA11:58 pmSeattle/Tacoma Intl

9h 12m

1 stop

CMI11:10 amChampaign University-Willard

$427

American Airlines

Apr 17

CMI6:58 pmChampaign University-Willard

7h 38m

1 stop

SEA12:36 amSeattle/Tacoma Intl

Apr 24

SEA11:33 pmSeattle/Tacoma Intl

12h 35m

1 stop

CMI2:08 pmChampaign University-Willard

$435

American Airlines

Apr 17

CMI6:58 pmChampaign University-Willard

7h 38m

1 stop

SEA12:36 amSeattle/Tacoma Intl

Apr 24

SEA11:16 amSeattle/Tacoma Intl

8h 19m

1 stop

CMI9:35 pmChampaign University-Willard

$438

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Wed 6/3

1:32 pm-7:06 pm

1 stop7h 34m

Seattle/Tacoma Intl

Tue 6/9

11:52 pm-8:54 am

1 stop7h 02m

$328

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Wed 6/3

1:32 pm-7:06 pm

1 stop7h 34m

Seattle/Tacoma Intl

Tue 6/9

5:04 pm-8:54 am

2 stops13h 50m

$334

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Sat 7/25

7:34 pm-12:14 am

1 stop6h 40m

Seattle/Tacoma Intl

Thu 7/30

10:40 pm-8:54 am

1 stop8h 14m

$353

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Fri 5/29

6:44 pm-12:16 am

1 stop7h 32m

Seattle/Tacoma Intl

Sat 6/6

11:58 pm-11:10 am

1 stop9h 12m

$427

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Sat 5/2

1:36 pm-7:00 pm

1 stop7h 24m

Seattle/Tacoma Intl

Tue 5/5

7:00 am-5:49 pm

1 stop8h 49m

$428

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Fri 5/29

9:49 am-9:59 pm

2 stops14h 10m

Seattle/Tacoma Intl

Sat 6/6

10:40 pm-8:54 am

1 stop8h 14m

$434

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Fri 4/17

6:58 pm-12:36 am

1 stop7h 38m

Seattle/Tacoma Intl

Fri 4/24

11:33 pm-2:08 pm

1 stop12h 35m

$435

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Fri 4/17

6:58 pm-12:36 am

1 stop7h 38m

Seattle/Tacoma Intl

Fri 4/24

11:16 am-9:35 pm

1 stop8h 19m

$438

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Sat 5/2

9:49 am-9:06 pm

2 stops13h 17m

Seattle/Tacoma Intl

Tue 5/5

7:36 pm-9:06 am

2 stops11h 30m

$439

ChampaignSeattle

CMI - SEA

CMISEA

Champaign University-Willard

Sat 5/2

9:49 am-11:29 pm

3 stops15h 40m

Seattle/Tacoma Intl

Tue 5/5

8:45 am-10:33 pm

2 stops11h 48m

$444

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

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

American Airlines and United Airlines are the most popular carriers operating from Champaign University-Willard to Seattle/Tacoma Intl

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

Fastest flight time	6h 40m
Direct flights	None

The fastest flight from Champaign to Seattle takes 6h 40m

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

Search flight deals

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 6h 40m, 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 March 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 $280	Free Cancellation	Rating 7.1 11,491 reviews		Search American Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Redmond

Marysville

Puyallup

Lakewood

Cle Elum

Tukwila

Federal Way

Centralia

Fife

Westport

Kirkland

Tumwater

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.