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Washington, D.C.

$235+ Cheap flights from Peoria, IL (PIA) to Washington, D.C. (WAS)

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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — WAS
Jul 31 — Aug 71
Fri 7/31
Fri 8/7
1 adult, Economy
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Cheap flight deals from Peoria to Washington, D.C.

Cheapest flights from Peoria to Washington, D.C.
Explore the most affordable flight options available from Peoria to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2026.

This United Airlines deal was found by Cheapflights users on 7/1. 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 10/104:05 pm
PIA
-
BWI
1 stop5h 54m
United Airlines
Wed 10/146:51 pm
BWI
-
PIA
1 stop5h 07m
United Airlines
Deal found 7/1$282
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Wed 7/294:22 pm
PIA
-
IAD
1 stop6h 48m
American Airlines
Wed 8/55:34 pm
IAD
-
PIA
1 stop6h 25m
American Airlines
Deal found 6/27$283
This American Airlines deal was found by Cheapflights users on 6/29. 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 8/226:47 pm
PIA
-
DCA
1 stop4h 12m
American Airlines
Tue 8/2512:57 pm
DCA
-
PIA
1 stop4h 16m
American Airlines
Deal found 6/29$283
This American Airlines deal was found by Cheapflights users on 6/30. 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 8/226:00 am
PIA
-
DCA
1 stop3h 59m
American Airlines
Sat 8/298:09 pm
DCA
-
PIA
1 stop4h 50m
American Airlines
Deal found 6/30$284
This American Airlines deal was found by Cheapflights users on 6/30. 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 7/294:22 pm
PIA
-
DCA
1 stop6h 31m
American Airlines
Sat 8/18:06 pm
DCA
-
PIA
1 stop5h 09m
American Airlines
Deal found 6/30$296
This American Airlines deal was found by Cheapflights users on 6/27. 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 8/144:24 pm
PIA
-
IAD
1 stop5h 31m
American Airlines
Mon 8/175:34 pm
IAD
-
PIA
1 stop6h 25m
American Airlines
Deal found 6/27$309
This United Airlines deal was found by Cheapflights users on 6/30. 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 7/305:43 pm
PIA
-
BWI
1 stop5h 45m
United Airlines
Thu 8/66:15 am
BWI
-
PIA
1 stop7h 23m
United Airlines
Deal found 6/30$309
This United Airlines deal was found by Cheapflights users on 6/29. 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 10/226:15 am
PIA
-
DCA
1 stop4h 53m
United Airlines
Sun 10/256:00 am
DCA
-
PIA
1 stop5h 08m
United Airlines
Deal found 6/29$309
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Fri 7/175:43 pm
PIA
-
IAD
1 stop6h 02m
United Airlines
Sun 7/196:10 am
IAD
-
PIA
1 stop4h 59m
United Airlines
Deal found 6/26$324
This American Airlines deal was found by Cheapflights users on 6/28. 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 7/166:58 pm
PIA
-
BWI
1 stop4h 35m
American Airlines
Sun 7/195:44 am
BWI
-
PIA
1 stop4h 33m
American Airlines
Deal found 6/28$324
This American Airlines deal was found by Cheapflights users on 6/28. 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 10/225:30 pm
PIA
-
DCA
1 stop5h 29m
American Airlines
Mon 10/2611:30 am
DCA
-
PIA
1 stop6h 29m
American Airlines
Deal found 6/28$324
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Mon 7/205:43 pm
PIA
-
BWI
1 stop5h 45m
United Airlines
Sat 7/256:15 am
BWI
-
PIA
1 stop4h 54m
United Airlines
Deal found 6/29$327

Find flight deals from Peoria to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$282
(United Airlines)

One-way from

$235
(Kiwi.com)

Popular in

September

Cheapest in

December

Average price

$268
Provider with most accurate pricing for Greater Peoria-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Peoria-Washington, D.C. (WAS) flights.
Search Deals
From Greater Peoria to Washington, D.C. (WAS)
Search Deals
One-way flight from Greater Peoria to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Washington, D.C. 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 July 1, 2026.
Use the filters below to find and compare flights from Peoria to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PeoriaWashington, D.C.

PIA - IAD

PIAIAD

Greater Peoria

Fri 10/16

10:43 am-4:01 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Wed 10/21

6:10 am-10:06 am

1 stop4h 56m

$296

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Fri 10/16

4:05 pm-10:52 pm

1 stop5h 47m

Washington, D.C. Reagan-National

Wed 10/21

6:12 pm-10:58 pm

1 stop5h 46m

$296

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Thu 10/22

5:30 pm-11:59 pm

1 stop5h 29m

Washington, D.C. Reagan-National

Mon 10/26

7:18 pm-11:56 pm

1 stop5h 38m

$309

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Thu 7/30

5:43 pm-12:28 am

1 stop5h 45m

Baltimore/Washington

Thu 8/6

6:15 am-12:38 pm

1 stop7h 23m

$309

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Thu 9/24

6:15 am-1:08 pm

1 stop5h 53m

Washington, D.C. Reagan-National

Sun 9/27

7:10 pm-10:58 pm

1 stop4h 48m

$309

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Thu 10/22

6:15 am-12:08 pm

1 stop4h 53m

Washington, D.C. Reagan-National

Sun 10/25

6:00 am-10:08 am

1 stop5h 08m

$309

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Mon 7/20

5:43 pm-12:28 am

1 stop5h 45m

Baltimore/Washington

Sat 7/25

6:15 am-10:09 am

1 stop4h 54m

$327

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Sat 8/22

5:45 am-1:58 pm

1 stop7h 13m

Baltimore/Washington

Sat 8/29

10:25 am-3:00 pm

1 stop5h 35m

$342

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Fri 11/20

10:43 am-4:52 pm

1 stop5h 09m

Washington, D.C. Reagan-National

Tue 11/24

7:00 am-10:08 am

1 stop4h 08m

$345

PeoriaWashington, D.C.

PIA - IAD

PIAIAD

Greater Peoria

Wed 8/26

5:45 am-1:55 pm

1 stop7h 10m

Washington, D.C. Dulles Intl

Sat 8/29

6:15 am-10:06 am

1 stop4h 51m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 45 resultsSorted by cheapest first
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Compare providers for flights from Peoria to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Peoria to Washington, D.C. in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Peoria, Illinois-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Peoria, Illinois-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Peoria, Illinois-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Peoria, Illinois-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Peoria, Illinois-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Peoria to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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, D.C.

What is the cheapest month to book a flight from Peoria, Illinois to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Peoria, Illinois to Washington, D.C. (average of $224). Flying from Peoria, Illinois to Washington, D.C. in May is currently the most expensive (average of $309). 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.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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, D.C.. Reviews last updated July 1, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Peoria to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,909 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

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
9,909 reviews
United Airlines
7.4
Good
9,909 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

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
7.1
Good
11,766 reviews
United Airlines
7.4
Good
9,909 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

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, D.C.. 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, D.C.?

    Most people fly from Greater Peoria (PIA) if they book a flight from Peoria to Washington, D.C.. On average, Greater Peoria has 0 outbound flights to Washington, D.C. per day from 2 airlines. Greater Peoria is conveniently located just 6.0 mi from Peoria’s city center.

  • How long is the flight from Peoria, Illinois to Washington, D.C.?

    United Airlines and American Airlines can get you from Peoria, Illinois to Washington, D.C. in just under 4h 18m. Your travel time can differ by up to 1h 11m. The distance from Peoria, Illinois to Washington, D.C. is about 660 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Peoria, Illinois to Washington, D.C. round-trip?

    United Airlines, at $248, was found to be the cheapest airline from Peoria, Illinois to Washington, D.C.. An alternate airline flying to your destination would be American Airlines. United Airlines is priced at 28% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from Peoria, Illinois to Washington, D.C.?

    Most travelers choose Greater Peoria - Baltimore/Washington, Greater Peoria - Washington, D.C. Reagan-National or Greater Peoria - Washington, D.C. Dulles Intl when deciding on the best route from Peoria, Illinois to Washington, D.C..

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

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

  • How can I find direct flights from Peoria to Washington, D.C.?

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

  • Can I find deals for business class flights from Peoria to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Peoria to Washington, D.C. 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 Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Peoria, Illinois to Washington, D.C. (average of $224). Flying from Peoria, Illinois to Washington, D.C. in May is currently the most expensive (average of $309). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Falls Church
Fredericksburg
Hanover
Manassas
Silver Spring
Laurel
Clinton
Hunt Valley
Cordova
Woodbridge

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Top 2 airlines flying from Peoria to Washington, D.C.

Discover the top 2 airlines that operate flights from Peoria to Washington, D.C.. 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 July 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$366FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$362FlexibilityNo cancel feeOn-time69%

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