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Cheap flights from Peoria, Illinois to Seattle from $176

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to Seattle departing on 8/9. 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 Peoria, Illinois to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:45 pm - 11:50 pm
PIA
-
SEA
7h 05m
1 stop
American Airlines Logo
5:49 am - 3:38 pm
SEA
-
PIA
7h 49m
1 stop
$271American Airlines
Wed, Sep 2 - Wed, Sep 9
American Airlines Logo
12:20 pm - 7:49 pm
PIA
-
SEA
9h 29m
1 stop
American Airlines Logo
11:54 pm - 8:58 am
SEA
-
PIA
7h 04m
1 stop
$310American Airlines
Sat, Sep 12 - Mon, Sep 21
American Airlines Logo
6:58 pm - 12:52 am
PIA
-
SEA
7h 54m
1 stop
American Airlines Logo
3:28 pm - 12:22 am
SEA
-
PIA
6h 54m
1 stop
$349American Airlines
Tue, Jul 21 - Tue, Jul 28
American Airlines Logo
6:58 pm - 12:52 am
PIA
-
SEA
7h 54m
1 stop
American Airlines Logo
3:28 pm - 12:22 am
SEA
-
PIA
6h 54m
1 stop
$357American Airlines
Wed, Jul 8 - Wed, Jul 15
United Airlines Logo
3:30 pm - 10:29 pm
PIA
-
SEA
8h 59m
1 stop
United Airlines Logo
11:50 pm - 10:21 am
SEA
-
PIA
8h 31m
1 stop
$371United Airlines
Sat, Nov 14 - Wed, Nov 18
United Airlines Logo
6:15 am - 11:27 am
PIA
-
SEA
7h 12m
1 stop
United Airlines Logo
11:03 am - 10:58 pm
SEA
-
PIA
9h 55m
2 stops
$375United Airlines
Thu, Oct 15 - Tue, Oct 20
United Airlines Logo
1:20 pm - 10:59 pm
PIA
-
SEA
11h 39m
2 stops
United Airlines Logo
11:50 pm - 10:21 am
SEA
-
PIA
8h 31m
1 stop
$376United Airlines
Sat, Nov 14 - Wed, Nov 18
Multiple Airlines Logo
12:45 pm - 10:35 am
PIA
-
SEA
23h 50m
1 stop
Multiple Airlines Logo
8:13 pm - 5:24 pm
SEA
-
PIA
19h 11m
2 stops
$379Multiple Airlines
Mon, Aug 17 - Wed, Aug 19
United Airlines Logo
10:55 am - 11:21 pm
PIA
-
SEA
14h 26m
3 stops
United Airlines Logo
11:50 pm - 10:21 am
SEA
-
PIA
8h 31m
1 stop
$381United Airlines
Sat, Nov 14 - Wed, Nov 18
American Airlines Logo
6:58 pm - 12:59 am
PIA
-
SEA
8h 01m
1 stop
American Airlines Logo
3:28 pm - 12:22 am
SEA
-
PIA
6h 54m
1 stop
$384American Airlines
Mon, Jul 20 - Tue, Jul 28

United Airlines flights from Peoria, Illinois to Seattle

Our best United Airlines deals on Peoria, Illinois to Seattle flight tickets
United Airlines
Nov 14
PIA3:30 pmGreater Peoria
8h 59m
1 stop
SEA10:29 pmSeattle/Tacoma Intl
Nov 18
SEA11:50 pmSeattle/Tacoma Intl
8h 31m
1 stop
PIA10:21 amGreater Peoria
$371
United Airlines
Oct 15
PIA6:15 amGreater Peoria
7h 12m
1 stop
SEA11:27 amSeattle/Tacoma Intl
Oct 20
SEA11:03 amSeattle/Tacoma Intl
9h 55m
2 stops
PIA10:58 pmGreater Peoria
$375
United Airlines
Nov 14
PIA1:20 pmGreater Peoria
11h 39m
2 stops
SEA10:59 pmSeattle/Tacoma Intl
Nov 18
SEA11:50 pmSeattle/Tacoma Intl
8h 31m
1 stop
PIA10:21 amGreater Peoria
$376

American Airlines flights from Peoria, Illinois to Seattle

Our best American Airlines deals on Peoria, Illinois to Seattle flight tickets
American Airlines
Sep 2
PIA6:45 pmGreater Peoria
7h 05m
1 stop
SEA11:50 pmSeattle/Tacoma Intl
Sep 9
SEA5:49 amSeattle/Tacoma Intl
7h 49m
1 stop
PIA3:38 pmGreater Peoria
$271
American Airlines
Sep 12
PIA12:20 pmGreater Peoria
9h 29m
1 stop
SEA7:49 pmSeattle/Tacoma Intl
Sep 21
SEA11:54 pmSeattle/Tacoma Intl
7h 04m
1 stop
PIA8:58 amGreater Peoria
$310
American Airlines
Jul 21
PIA6:58 pmGreater Peoria
7h 54m
1 stop
SEA12:52 amSeattle/Tacoma Intl
Jul 28
SEA3:28 pmSeattle/Tacoma Intl
6h 54m
1 stop
PIA12:22 amGreater Peoria
$349

momondo Fare Finder

 
Customize your flight search to find flights from Peoria, Illinois to Seattle 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 May 24, 2026.
Use the filters below to find and compare flights from Peoria, Illinois to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Wed 9/2

6:45 pm-11:50 pm

1 stop7h 05m

Seattle/Tacoma Intl

Wed 9/9

5:49 am-3:38 pm

1 stop7h 49m

$271

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Sat 9/12

12:20 pm-7:49 pm

1 stop9h 29m

Seattle/Tacoma Intl

Mon 9/21

11:54 pm-8:58 am

1 stop7h 04m

$310
Quickest round-trip

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Tue 7/21

6:58 pm-12:52 am

1 stop7h 54m

Seattle/Tacoma Intl

Tue 7/28

3:28 pm-12:22 am

1 stop6h 54m

$349

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Wed 7/8

6:58 pm-12:52 am

1 stop7h 54m

Seattle/Tacoma Intl

Wed 7/15

3:28 pm-12:22 am

1 stop6h 54m

$357

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Sat 11/14

3:30 pm-10:29 pm

1 stop8h 59m

Seattle/Tacoma Intl

Wed 11/18

11:50 pm-10:21 am

1 stop8h 31m

$371

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Thu 10/15

6:15 am-11:27 am

1 stop7h 12m

Seattle/Tacoma Intl

Tue 10/20

11:03 am-10:58 pm

2 stops9h 55m

$375

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Sat 11/14

1:20 pm-10:59 pm

2 stops11h 39m

Seattle/Tacoma Intl

Wed 11/18

11:50 pm-10:21 am

1 stop8h 31m

$376

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Mon 8/17

12:45 pm-10:35 am

1 stop23h 50m

Seattle/Tacoma Intl

Wed 8/19

8:13 pm-5:24 pm

2 stops19h 11m

$379

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Sat 11/14

10:55 am-11:21 pm

3 stops14h 26m

Seattle/Tacoma Intl

Wed 11/18

11:50 pm-10:21 am

1 stop8h 31m

$381

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Mon 7/20

6:58 pm-12:59 am

1 stop8h 01m

Seattle/Tacoma Intl

Tue 7/28

3:28 pm-12:22 am

1 stop6h 54m

$384

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 Seattle from

How to get the cheapest flight ticket from Peoria, Illinois 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 typical price of a round-trip flight between Peoria, Illinois and Seattle?

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Peoria, Illinois to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $251. If you don’t want to visit Seattle in February, then you should wait until October to fly from Peoria, Illinois, when ticket prices are also cheap, with an average price of $289.

When to book flights from Peoria, Illinois to Seattle

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

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

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

Fastest flight time

7h 21m

Direct flights

None
The fastest flight from Peoria, Illinois to Seattle takes 7h 21m
There are no direct flights from Peoria, Illinois to Seattle. There are no popular flight routes from Peoria, Illinois to Seattle.
Search flight deals

Frequently asked questions about flying from Peoria, Illinois to Seattle

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

    The straight-line distance from Greater Peoria to Seattle/Tacoma Intl is 1677.2 mi. 7h 21m is a normal flight duration for this route.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Greater Peoria Airport to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Peoria, Illinois to Seattle

Compare and see reviews for airlines that fly from Peoria, Illinois to Seattle with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $269Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,642 reviews
Search American Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Redmond
Kent
Puyallup
Lakewood
Tukwila
Marysville
Cle Elum
Federal Way
Fife
Centralia
Westport
Shoreline
Tumwater

Why use momondo?

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

Finding the right flight to Seattle from Peoria is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

All flight searches from Peoria to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Seattle from Peoria. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Seattle from Peoria. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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