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$271+ Cheap flights from Peoria, IL (PIA) to Washington

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — SEA
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheap flight deals from Peoria to Washington

Cheapest flights from Peoria to Washington
Explore the most affordable flight options available from Peoria to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.

This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:48 pm
PIA
-
SEA
1 stop7h 11m
American Airlines
Wed 9/95:30 am
SEA
-
PIA
1 stop8h 27m
American Airlines
Deal found 6/11$271
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:43 pm
PIA
-
SEA
1 stop10h 07m
American Airlines
Wed 9/95:30 am
SEA
-
PIA
1 stop8h 27m
American Airlines
Deal found 6/10$310
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:35 pm
PIA
-
PDX
1 stop8h 17m
United Airlines
Sat 9/2611:30 pm
PDX
-
PIA
1 stop8h 36m
United Airlines
Deal found 6/11$331
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:58 pm
PIA
-
PDX
1 stop7h 52m
American Airlines
Wed 7/2911:15 pm
PDX
-
PIA
1 stop8h 02m
American Airlines
Deal found 6/10$340
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:19 pm
PIA
-
SEA
1 stop17h 16m
Multiple Airlines
Thu 8/278:13 pm
SEA
-
PIA
1 stop20h 16m
Multiple Airlines
Deal found 6/10$344
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:28 pm
PIA
-
SEA
1 stop8h 43m
American Airlines
Mon 9/216:15 am
SEA
-
PIA
1 stop8h 43m
American Airlines
Deal found 6/11$345
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:43 pm
PIA
-
PDX
1 stop6h 47m
United Airlines
Mon 8/1010:40 pm
PDX
-
PIA
1 stop9h 26m
United Airlines
Deal found 6/11$349
This American Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:20 pm
PIA
-
SEA
1 stop7h 32m
American Airlines
Wed 7/2911:56 pm
SEA
-
PIA
1 stop7h 21m
American Airlines
Deal found 6/13$349
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:43 pm
PIA
-
SEA
1 stop10h 07m
American Airlines
Tue 9/83:35 pm
SEA
-
PIA
1 stop6h 24m
American Airlines
Deal found 6/15$355
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:58 pm
PIA
-
SEA
1 stop7h 54m
American Airlines
Mon 8/312:44 am
SEA
-
PIA
1 stop9h 11m
American Airlines
Deal found 6/15$357
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:13 am
PIA
-
SEA
1 stop10h 40m
American Airlines
Wed 9/305:30 am
SEA
-
PIA
1 stop8h 27m
American Airlines
Deal found 6/11$361
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:47 pm
PIA
-
SEA
1 stop7h 26m
American Airlines
Wed 9/95:30 am
SEA
-
PIA
1 stop8h 27m
American Airlines
Deal found 6/10$371

Find flight deals from Peoria to Washington

Keep the following information in mind while searching for Peoria to Washington flight deals. Data was last updated June 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$271
(American Airlines)

Popular in

January

Cheapest in

February

Average price

$594
Provider with most accurate pricing for Greater Peoria-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Peoria-Seattle/Tacoma Intl flights.
Search Deals
From Greater Peoria to Washington
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Washington 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, Cheapflights users made 2,558,603 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Peoria to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Sat 10/24

6:15 am-11:27 am

1 stop7h 12m

Seattle/Tacoma Intl

Tue 10/27

5:30 pm-10:21 am

2 stops14h 51m

$376

PeoriaSpokane

PIA - GEG

PIAGEG

Greater Peoria

Sat 12/5

1:20 pm-11:38 pm

2 stops12h 18m

Spokane

Tue 12/8

1:45 pm-12:19 am

2 stops8h 34m

$429

PeoriaSpokane

PIA - GEG

PIAGEG

Greater Peoria

Mon 6/29

12:24 pm-11:09 pm

2 stops12h 45m

Spokane

Sat 7/4

1:59 pm-12:15 am

1 stop8h 16m

$434

PeoriaPortland

PIA - PDX

PIAPDX

Greater Peoria

Sat 7/4

1:13 pm-12:50 am

2 stops13h 37m

Portland

Fri 7/10

10:52 pm-1:57 pm

2 stops13h 05m

$450

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Thu 9/24

4:05 pm-10:56 pm

1 stop8h 51m

Seattle/Tacoma Intl

Fri 10/2

6:43 pm-10:06 am

2 stops13h 23m

$454

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Sat 9/12

3:35 pm-10:45 pm

1 stop9h 10m

Seattle/Tacoma Intl

Mon 9/21

6:52 pm-9:57 am

2 stops13h 05m

$454

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Tue 9/22

4:35 pm-10:45 pm

1 stop8h 10m

Seattle/Tacoma Intl

Sat 9/26

7:25 pm-10:06 am

2 stops12h 41m

$454

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Wed 9/2

8:29 am-9:58 pm

2 stops15h 29m

Seattle/Tacoma Intl

Wed 9/9

5:20 pm-9:57 am

2 stops14h 37m

$459

PeoriaPortland

PIA - PDX

PIAPDX

Greater Peoria

Sat 9/19

8:29 am-10:03 pm

2 stops15h 34m

Portland

Tue 9/22

10:50 am-10:59 pm

2 stops10h 09m

$493

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Tue 8/4

5:43 pm-10:56 pm

1 stop7h 13m

Seattle/Tacoma Intl

Tue 8/11

5:20 pm-10:06 am

2 stops14h 46m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from Peoria to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Peoria with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Peoria to Washington

What is the cheapest month to book a flight from Peoria, Illinois to State of Washington?

Currently, September is the cheapest month in which you can book a flight from Peoria, Illinois to State of Washington (average of $250). Flying from Peoria, Illinois to State of Washington in May is currently the most expensive (average of $438). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Peoria, Illinois to State of Washington?

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated June 15, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Peoria to Washington by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,830 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,830 reviews
United Airlines
7.4
Good
9,830 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
American Airlines
7.1
Good
11,660 reviews
United Airlines
7.4
Good
9,830 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Peoria to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Peoria to Washington?

    Located just 6.0 mi from the city center, Greater Peoria (PIA) is the airport most travelers will use when flying to Washington from Peoria.

  • How long is the flight from Peoria, Illinois to State of Washington?

    There are many flights that can get you from Peoria, Illinois to State of Washington in 7h 11m. Fly via American Airlines or United Airlines to get the fastest option. Peoria, Illinois and State of Washington are separated by a distance of 1671 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Peoria, Illinois to State of Washington?

    While some choose either Greater Peoria - Portland or Greater Peoria - Spokane, Greater Peoria - Seattle/Tacoma Intl is the most popular route from Peoria, Illinois to State of Washington.

  • Can I find deals for flights from Peoria to Washington that include hotel bookings?

    Yes. In addition to deals on Peoria to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Peoria to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Peoria to Washington.

  • Can I find deals for business class flights from Peoria to Washington?

    Yes. Cheapflights offers flight deals from Peoria to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Peoria, Illinois to State of Washington?

    Currently, September is the cheapest month in which you can book a flight from Peoria, Illinois to State of Washington (average of $250). Flying from Peoria, Illinois to State of Washington in May is currently the most expensive (average of $438). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Peoria to Washington

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Top 2 airlines flying from Peoria to Washington

Discover the top 2 airlines that operate flights from Peoria to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$269Average$493FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$465FlexibilityNo cancel feeOn-time71%

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