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Cheap flights from Seattle to Peoria from $209

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 8/3. 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
1 adult, Economy, 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.
United Airlines Logo
2:15 pm - 12:19 am
SEA
-
PIA
8h 04m
1 stop
United Airlines Logo
3:30 pm - 10:29 pm
PIA
-
SEA
8h 59m
1 stop
$371United Airlines
Wed, Oct 28 - Sat, Oct 31
United Airlines Logo
11:50 pm - 10:21 am
SEA
-
PIA
8h 31m
1 stop
United Airlines Logo
10:55 am - 9:56 pm
PIA
-
SEA
13h 01m
2 stops
$376United Airlines
Wed, Oct 28 - Sat, Oct 31
United Airlines Logo
6:51 pm - 10:21 am
SEA
-
PIA
13h 30m
2 stops
United Airlines Logo
10:55 am - 8:10 pm
PIA
-
SEA
11h 15m
2 stops
$381United Airlines
Wed, Oct 28 - Sat, Oct 31
United Airlines Logo
6:51 pm - 10:21 am
SEA
-
PIA
13h 30m
2 stops
United Airlines Logo
10:55 am - 11:21 pm
PIA
-
SEA
14h 26m
3 stops
$465United Airlines
Wed, Oct 28 - Sat, Oct 31
American Airlines Logo
5:10 am - 4:13 pm
SEA
-
PIA
9h 03m
1 stop
American Airlines Logo
6:47 pm - 12:13 am
PIA
-
SEA
7h 26m
1 stop
$473American Airlines
Thu, Aug 6 - Sat, Aug 8
Multiple Airlines Logo
8:12 pm - 11:59 am
SEA
-
PIA
13h 47m
1 stop
Multiple Airlines Logo
12:49 pm - 10:39 am
PIA
-
SEA
23h 50m
1 stop
$509Multiple Airlines
Thu, Jul 2 - Mon, Jul 6
Multiple Airlines Logo
8:12 pm - 11:59 am
SEA
-
PIA
13h 47m
1 stop
Multiple Airlines Logo
12:49 pm - 10:39 am
PIA
-
SEA
23h 50m
1 stop
$519Multiple Airlines
Thu, Jul 2 - Mon, Jul 6
Multiple Airlines Logo
11:53 am - 11:59 am
SEA
-
PIA
22h 06m
2 stops
Multiple Airlines Logo
12:49 pm - 10:39 am
PIA
-
SEA
23h 50m
1 stop
$552Multiple Airlines
Thu, Jul 2 - Mon, Jul 6
American Airlines Logo
5:10 am - 4:13 pm
SEA
-
PIA
9h 03m
1 stop
American Airlines Logo
4:43 pm - 12:50 am
PIA
-
SEA
10h 07m
1 stop
$567American Airlines
Fri, Aug 7 - Sun, Aug 9
American Airlines Logo
3:05 pm - 12:38 am
SEA
-
PIA
7h 33m
1 stop
American Airlines Logo
7:11 pm - 12:41 am
PIA
-
SEA
7h 30m
1 stop
$570American Airlines
Fri, Jun 19 - Tue, Jun 23

American Airlines flights from Seattle to Peoria, Illinois

Our best American Airlines deals on Seattle to Peoria, Illinois flight tickets
American Airlines
Jul 4
SEA11:56 pmSeattle/Tacoma Intl
7h 21m
1 stop
PIA9:17 amGreater Peoria
Jul 10
PIA6:58 pmGreater Peoria
8h 01m
1 stop
SEA12:59 amSeattle/Tacoma Intl
$384
American Airlines
Aug 6
SEA5:10 amSeattle/Tacoma Intl
9h 03m
1 stop
PIA4:13 pmGreater Peoria
Aug 8
PIA6:47 pmGreater Peoria
7h 26m
1 stop
SEA12:13 amSeattle/Tacoma Intl
$473
American Airlines
Jul 16
SEA11:56 pmSeattle/Tacoma Intl
7h 21m
1 stop
PIA9:17 amGreater Peoria
Jul 20
PIA4:43 pmGreater Peoria
10h 14m
1 stop
SEA12:57 amSeattle/Tacoma Intl
$478

United Airlines flights from Seattle to Peoria, Illinois

Our best United Airlines deals on Seattle to Peoria, Illinois flight tickets
United Airlines
Oct 28
SEA2:15 pmSeattle/Tacoma Intl
8h 04m
1 stop
PIA12:19 amGreater Peoria
Oct 31
PIA3:30 pmGreater Peoria
8h 59m
1 stop
SEA10:29 pmSeattle/Tacoma Intl
$371
United Airlines
Oct 28
SEA11:50 pmSeattle/Tacoma Intl
8h 31m
1 stop
PIA10:21 amGreater Peoria
Oct 31
PIA10:55 amGreater Peoria
13h 01m
2 stops
SEA9:56 pmSeattle/Tacoma Intl
$376
United Airlines
Oct 28
SEA6:51 pmSeattle/Tacoma Intl
13h 30m
2 stops
PIA10:21 amGreater Peoria
Oct 31
PIA10:55 amGreater Peoria
11h 15m
2 stops
SEA8:10 pmSeattle/Tacoma Intl
$381

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 June 6, 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

Cheapest round-trip

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Wed 10/28

2:15 pm-12:19 am

1 stop8h 04m

Greater Peoria

Sat 10/31

3:30 pm-10:29 pm

1 stop8h 59m

$371

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Wed 10/28

11:50 pm-10:21 am

1 stop8h 31m

Greater Peoria

Sat 10/31

10:55 am-9:56 pm

2 stops13h 01m

$376

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Wed 10/28

6:51 pm-10:21 am

2 stops13h 30m

Greater Peoria

Sat 10/31

10:55 am-8:10 pm

2 stops11h 15m

$381

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Wed 10/28

6:51 pm-10:21 am

2 stops13h 30m

Greater Peoria

Sat 10/31

10:55 am-11:21 pm

3 stops14h 26m

$465

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Thu 8/6

5:10 am-4:13 pm

1 stop9h 03m

Greater Peoria

Sat 8/8

6:47 pm-12:13 am

1 stop7h 26m

$473

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Thu 7/2

8:12 pm-11:59 am

1 stop13h 47m

Greater Peoria

Mon 7/6

12:49 pm-10:39 am

1 stop23h 50m

$509

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Thu 7/2

8:12 pm-11:59 am

1 stop13h 47m

Greater Peoria

Mon 7/6

12:49 pm-10:39 am

1 stop23h 50m

$519

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Thu 7/2

11:53 am-11:59 am

2 stops22h 06m

Greater Peoria

Mon 7/6

12:49 pm-10:39 am

1 stop23h 50m

$552

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Fri 8/7

5:10 am-4:13 pm

1 stop9h 03m

Greater Peoria

Sun 8/9

4:43 pm-12:50 am

1 stop10h 07m

$567
Quickest round-trip

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Fri 6/19

3:05 pm-12:38 am

1 stop7h 33m

Greater Peoria

Tue 6/23

7:11 pm-12:41 am

1 stop7h 30m

$570

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 typical price of a round-trip flight between Seattle and Peoria, Illinois?

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 37% 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

7h 25m

Direct flights

None
The fastest flight from Seattle to Peoria, Illinois takes 7h 25m
There are no direct flights from Seattle to Peoria, Illinois. There are no popular flight routes from Seattle to Peoria, Illinois.
Search flight deals

Frequently asked questions about flying from Seattle to Peoria, Illinois

  • 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 7h 25m, 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 $250Free CancellationRating
7.1
11,651 reviews
Search American Airlines flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,777 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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