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Cheap flights from Seattle to Peoria from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Peoria departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Peoria

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:07 am - 9:20 am
SEA
-
PIA
7h 13m
1 stop
American Airlines Logo
5:23 pm - 11:07 pm
PIA
-
SEA
7h 44m
1 stop
$305American Airlines
Thu, Feb 26 - Wed, Mar 4
American Airlines Logo
12:59 am - 10:39 am
SEA
-
PIA
7h 40m
1 stop
American Airlines Logo
6:50 pm - 12:24 am
PIA
-
SEA
7h 34m
1 stop
$309American Airlines
Wed, Mar 11 - Thu, Mar 19
United Airlines Logo
7:00 am - 4:44 pm
SEA
-
PIA
7h 44m
1 stop
United Airlines Logo
2:50 pm - 10:37 pm
PIA
-
SEA
9h 47m
1 stop
$341United Airlines
Sat, Apr 25 - Wed, Apr 29
United Airlines Logo
11:59 pm - 10:02 am
SEA
-
PIA
8h 03m
1 stop
United Airlines Logo
10:40 am - 9:06 pm
PIA
-
SEA
12h 26m
2 stops
$346United Airlines
Sat, Apr 25 - Wed, Apr 29
United Airlines Logo
5:00 am - 6:53 pm
SEA
-
PIA
11h 53m
2 stops
United Airlines Logo
8:15 am - 6:00 pm
PIA
-
SEA
11h 45m
2 stops
$351United Airlines
Sat, Apr 25 - Wed, Apr 29
United Airlines Logo
11:59 pm - 10:11 am
SEA
-
PIA
8h 12m
1 stop
United Airlines Logo
1:25 pm - 7:03 pm
PIA
-
SEA
7h 38m
1 stop
$353United Airlines
Fri, Feb 27 - Sat, Feb 28
United Airlines Logo
11:59 pm - 10:11 am
SEA
-
PIA
8h 12m
1 stop
United Airlines Logo
1:25 pm - 9:12 pm
PIA
-
SEA
9h 47m
2 stops
$354United Airlines
Fri, Feb 27 - Sat, Feb 28
United Airlines Logo
7:00 am - 5:10 pm
SEA
-
PIA
8h 10m
1 stop
United Airlines Logo
2:51 pm - 10:43 pm
PIA
-
SEA
9h 52m
1 stop
$359United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
8:17 am - 9:26 pm
SEA
-
PIA
11h 09m
2 stops
United Airlines Logo
5:25 pm - 10:43 pm
PIA
-
SEA
7h 18m
1 stop
$364United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
12:54 pm - 11:57 pm
SEA
-
PIA
9h 03m
2 stops
United Airlines Logo
7:28 pm - 12:19 am
PIA
-
SEA
6h 51m
1 stop
$381United Airlines
Fri, Apr 24 - Sun, Apr 26

United Airlines flights from Seattle to Peoria, Illinois

Our best United Airlines deals on Seattle to Peoria, Illinois flight tickets
United Airlines
Apr 25
SEA7:00 amSeattle/Tacoma Intl
7h 44m
1 stop
PIA4:44 pmGreater Peoria
Apr 29
PIA2:50 pmGreater Peoria
9h 47m
1 stop
SEA10:37 pmSeattle/Tacoma Intl
$341
United Airlines
Apr 25
SEA11:59 pmSeattle/Tacoma Intl
8h 03m
1 stop
PIA10:02 amGreater Peoria
Apr 29
PIA10:40 amGreater Peoria
12h 26m
2 stops
SEA9:06 pmSeattle/Tacoma Intl
$346
United Airlines
Apr 25
SEA5:00 amSeattle/Tacoma Intl
11h 53m
2 stops
PIA6:53 pmGreater Peoria
Apr 29
PIA8:15 amGreater Peoria
11h 45m
2 stops
SEA6:00 pmSeattle/Tacoma Intl
$351

American Airlines flights from Seattle to Peoria, Illinois

Our best American Airlines deals on Seattle to Peoria, Illinois flight tickets
American Airlines
Feb 26
SEA12:07 amSeattle/Tacoma Intl
7h 13m
1 stop
PIA9:20 amGreater Peoria
Mar 4
PIA5:23 pmGreater Peoria
7h 44m
1 stop
SEA11:07 pmSeattle/Tacoma Intl
$305
American Airlines
Mar 11
SEA12:59 amSeattle/Tacoma Intl
7h 40m
1 stop
PIA10:39 amGreater Peoria
Mar 19
PIA6:50 pmGreater Peoria
7h 34m
1 stop
SEA12:24 amSeattle/Tacoma Intl
$309
American Airlines
Feb 26
SEA12:07 amSeattle/Tacoma Intl
7h 13m
1 stop
PIA9:20 amGreater Peoria
Mar 4
PIA5:23 pmGreater Peoria
7h 44m
1 stop
SEA11:07 pmSeattle/Tacoma Intl
$359

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Peoria, Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from Seattle to Peoria, Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Thu 2/26

12:07 am-9:20 am

1 stop7h 13m

Greater Peoria

Wed 3/4

5:23 pm-11:07 pm

1 stop7h 44m

$305

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Wed 3/11

12:59 am-10:39 am

1 stop7h 40m

Greater Peoria

Thu 3/19

6:50 pm-12:24 am

1 stop7h 34m

$309

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Sat 4/25

7:00 am-4:44 pm

1 stop7h 44m

Greater Peoria

Wed 4/29

2:50 pm-10:37 pm

1 stop9h 47m

$341

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Sat 4/25

11:59 pm-10:02 am

1 stop8h 03m

Greater Peoria

Wed 4/29

10:40 am-9:06 pm

2 stops12h 26m

$346

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Sat 4/25

5:00 am-6:53 pm

2 stops11h 53m

Greater Peoria

Wed 4/29

8:15 am-6:00 pm

2 stops11h 45m

$351

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Fri 2/27

11:59 pm-10:11 am

1 stop8h 12m

Greater Peoria

Sat 2/28

1:25 pm-7:03 pm

1 stop7h 38m

$353

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Fri 2/27

11:59 pm-10:11 am

1 stop8h 12m

Greater Peoria

Sat 2/28

1:25 pm-9:12 pm

2 stops9h 47m

$354

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Wed 2/25

7:00 am-5:10 pm

1 stop8h 10m

Greater Peoria

Sun 3/1

2:51 pm-10:43 pm

1 stop9h 52m

$359

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Wed 2/25

8:17 am-9:26 pm

2 stops11h 09m

Greater Peoria

Sun 3/1

5:25 pm-10:43 pm

1 stop7h 18m

$364

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Fri 4/24

12:54 pm-11:57 pm

2 stops9h 03m

Greater Peoria

Sun 4/26

7:28 pm-12:19 am

1 stop6h 51m

$381

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Peoria from

How to get the cheapest flight ticket from Seattle to Peoria, Illinois

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 month to fly to Peoria, Illinois?

The cheapest month to fly to Peoria, Illinois from Seattle is in December. Flight prices, which tend to average around $288, are often lower during this time because this is during the off-season. If you’re not able to fly to Peoria, Illinois in December, then October is your next best option. Flight prices from Seattle to Peoria, Illinois during October average around $293.

Can stopping save me money on Seattle to Peoria, Illinois flights?

You could potentially save up to 35% on your flight if you consider stops on a Seattle to Peoria, Illinois flight.

When to book flights from Seattle to Peoria, Illinois

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Peoria, Illinois according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Peoria, Illinois (SEA to PIA) flight deals and tips

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

Fastest flight time

5h 42m

Direct flights

None
The fastest flight from Seattle to Peoria, Illinois takes 5h 42m
There are no direct flights from Seattle to Peoria, Illinois. There are no popular flight routes from Seattle to Peoria, Illinois.
Search flight deals

  • How far is Seattle/Tacoma Intl to Greater Peoria by plane?

    There are 1677.2 mi between Seattle/Tacoma Intl and Greater Peoria. Flights usually cover this in 5h 42m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Greater Peoria Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Greater Peoria Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Greater Peoria Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Greater Peoria Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Greater Peoria Airport.

  • What documentation or ID do you need to fly to Greater Peoria Airport?

    The travel and health documents you'll need for your trip to Greater Peoria Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Greater Peoria Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Peoria, Illinois?

Best airlines flying from Seattle to Peoria, Illinois

Compare and see reviews for airlines that fly from Seattle to Peoria, Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $228Free CancellationRating
7.2
11,288 reviews
Search American Airlines flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,289 reviews
Search United Airlines flights

Traveling to a place near Peoria?

Book flights to Peoria if you plan to visit one of these locations
Canton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Peoria. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential Seattle to Peoria flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

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