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$256+ Cheap flights from Peoria, IL (PIA) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — SEA
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
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 January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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 2/262:51 pm
PIA
-
PDX
1 stop9h 49m
United Airlines
Thu 3/511:59 pm
PDX
-
PIA
1 stop8h 04m
United Airlines
Deal found 1/27$309
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/55:25 pm
PIA
-
SEA
1 stop7h 20m
United Airlines
Thu 3/1211:59 pm
SEA
-
PIA
1 stop8h 04m
United Airlines
Deal found 1/26$309
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Sat 7/115:20 pm
PIA
-
SEA
1 stop8h 45m
United Airlines
Sun 7/1911:50 pm
SEA
-
PIA
1 stop8h 31m
United Airlines
Deal found 1/27$322
This American Airlines deal was found by Cheapflights users on 1/27. 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 5/146:00 am
PIA
-
GEG
1 stop8h 42m
American Airlines
Mon 5/181:33 pm
GEG
-
PIA
1 stop7h 59m
American Airlines
Deal found 1/27$339
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/245:45 pm
PIA
-
SEA
1 stop6h 58m
United Airlines
Tue 3/37:00 am
SEA
-
PIA
1 stop7h 50m
United Airlines
Deal found 1/27$341
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 2/116:30 am
PIA
-
PDX
1 stop7h 27m
United Airlines
Sun 2/1511:59 pm
PDX
-
PIA
1 stop8h 12m
United Airlines
Deal found 1/26$359
This American Airlines deal was found by Cheapflights users on 1/27. 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 10/276:30 pm
PIA
-
SEA
1 stop7h 44m
American Airlines
Mon 11/212:59 am
SEA
-
PIA
1 stop6h 37m
American Airlines
Deal found 1/27$359
This American Airlines deal was found by Cheapflights users on 1/27. 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 5/16:54 pm
PIA
-
PDX
1 stop20h 28m
American Airlines
Mon 5/411:59 pm
PDX
-
PIA
1 stop11h 03m
American Airlines
Deal found 1/27$375
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Mon 5/46:54 pm
PIA
-
SEA
1 stop17h 00m
American Airlines
Sun 5/1011:26 pm
SEA
-
PIA
1 stop11h 34m
American Airlines
Deal found 1/27$375
This American Airlines deal was found by Cheapflights users on 1/27. 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 3/277:02 pm
PIA
-
SEA
1 stop7h 22m
American Airlines
Tue 3/311:37 pm
SEA
-
PIA
1 stop7h 48m
American Airlines
Deal found 1/27$379
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Sat 2/145:45 pm
PIA
-
SEA
1 stop6h 58m
United Airlines
Wed 2/1811:59 pm
SEA
-
PIA
1 stop8h 12m
United Airlines
Deal found 1/25$395
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Sat 10/175:20 pm
PIA
-
PDX
1 stop6h 48m
United Airlines
Wed 10/212:14 pm
PDX
-
PIA
1 stop5h 47m
United Airlines
Deal found 1/27$399

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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(United Airlines)

One-way from

$256
(American Airlines)

Popular in

August

Cheapest in

October

Average price

$519
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
One-way flight from Greater Peoria to Washington
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($60 potential increase over avg. RT price).
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 January 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 January 28, 2026.
Use the filters below to find and compare flights from Peoria to Washington that are best for you.

Fly from

Peoria

Fly to

Washington

Route

Depart

Return

Price

PeoriaPortland

PIA - PDX

PIAPDX

Greater Peoria

Thu 2/26

2:51 pm-10:40 pm

1 stop9h 49m

Portland

Thu 3/5

11:59 pm-10:03 am

1 stop8h 04m

$309

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Fri 4/17

6:54 pm-11:39 pm

1 stop6h 45m

Seattle/Tacoma Intl

Sat 4/25

7:00 am-6:24 pm

1 stop9h 24m

$309

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Thu 3/5

5:25 pm-10:45 pm

1 stop7h 20m

Seattle/Tacoma Intl

Thu 3/12

11:59 pm-10:03 am

1 stop8h 04m

$309

PeoriaSpokane

PIA - GEG

PIAGEG

Greater Peoria

Thu 5/14

6:00 am-12:42 pm

1 stop8h 42m

Spokane

Mon 5/18

1:33 pm-11:32 pm

1 stop7h 59m

$339

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Tue 2/24

6:35 am-8:56 pm

2 stops16h 21m

Seattle/Tacoma Intl

Tue 3/3

7:29 pm-10:11 am

2 stops12h 42m

$352

PeoriaPortland

PIA - PDX

PIAPDX

Greater Peoria

Thu 3/19

6:50 pm-12:15 am

1 stop7h 25m

Portland

Tue 3/24

11:59 pm-10:39 am

1 stop8h 40m

$359

PeoriaPortland

PIA - PDX

PIAPDX

Greater Peoria

Wed 2/11

6:30 am-11:57 am

1 stop7h 27m

Portland

Sun 2/15

11:59 pm-10:11 am

1 stop8h 12m

$359

PeoriaPortland

PIA - PDX

PIAPDX

Greater Peoria

Fri 5/1

6:54 pm-1:22 pm

1 stop20h 28m

Portland

Mon 5/4

11:59 pm-1:02 pm

1 stop11h 03m

$375

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Sat 4/18

6:54 pm-11:39 pm

1 stop6h 45m

Seattle/Tacoma Intl

Sat 4/25

7:00 am-6:24 pm

1 stop9h 24m

$379

PeoriaSeattle

PIA - SEA

PIASEA

Greater Peoria

Sat 2/14

5:45 pm-10:43 pm

1 stop6h 58m

Seattle/Tacoma Intl

Wed 2/18

11:59 pm-10:11 am

1 stop8h 12m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 39 results
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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, April is the cheapest month in which you can book a flight from Peoria, Illinois to State of Washington (average of $228). Flying from Peoria, Illinois to State of Washington in June is currently the most expensive (average of $399). 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 January 28, 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
9,212 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,212 reviews
United Airlines
7.4
Good
9,212 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,201 reviews
United Airlines
7.4
Good
9,212 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 6h 45m. Fly via United Airlines or American 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, April is the cheapest month in which you can book a flight from Peoria, Illinois to State of Washington (average of $228). Flying from Peoria, Illinois to State of Washington in June is currently the most expensive (average of $399). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$470FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$269Average$488FlexibilityNo cancel feeOn-time69%

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