HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington, D.C.

$182+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — WAS
Jun 15 — Jun 221
Mon 6/15
Mon 6/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Peoria to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 16, 2026.

This American Airlines deal was found by Cheapflights users on 5/13. 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.
Wed 7/296:58 pm
PIA
-
BWI
1 stop4h 35m
American Airlines
Wed 8/54:25 pm
BWI
-
PIA
1 stop7h 34m
American Airlines
Deal found 5/13$261
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Wed 6/244:20 pm
PIA
-
IAD
1 stop6h 53m
American Airlines
Tue 6/308:22 pm
IAD
-
PIA
1 stop4h 36m
American Airlines
Deal found 5/13$283
This American Airlines deal was found by Cheapflights users on 5/14. 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 8/14:26 pm
PIA
-
BWI
1 stop6h 48m
American Airlines
Sat 8/88:19 pm
BWI
-
PIA
1 stop4h 39m
American Airlines
Deal found 5/14$286
This United Airlines deal was found by Cheapflights users on 5/12. 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 6/104:45 pm
PIA
-
BWI
1 stop6h 48m
United Airlines
Wed 6/178:25 am
BWI
-
PIA
1 stop5h 13m
United Airlines
Deal found 5/12$290
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 5/284:20 pm
PIA
-
BWI
1 stop6h 47m
American Airlines
Mon 6/17:59 pm
BWI
-
PIA
1 stop5h 00m
American Airlines
Deal found 5/13$300
This American Airlines deal was found by Cheapflights users on 5/12. 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 6/254:20 pm
PIA
-
IAD
1 stop6h 53m
American Airlines
Tue 7/78:22 pm
IAD
-
PIA
1 stop4h 35m
American Airlines
Deal found 5/12$301
This United Airlines deal was found by Cheapflights users on 5/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/111:13 pm
PIA
-
DCA
1 stop5h 57m
United Airlines
Tue 6/168:25 am
DCA
-
PIA
1 stop5h 13m
United Airlines
Deal found 5/13$301
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 5/284:20 pm
PIA
-
IAD
1 stop6h 53m
American Airlines
Sat 5/308:22 pm
IAD
-
PIA
1 stop4h 36m
American Airlines
Deal found 5/13$311
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 5/284:20 pm
PIA
-
DCA
1 stop6h 34m
American Airlines
Mon 6/18:03 pm
DCA
-
PIA
1 stop4h 56m
American Airlines
Deal found 5/13$311
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 6/114:20 pm
PIA
-
BWI
1 stop6h 47m
American Airlines
Mon 6/158:11 pm
BWI
-
PIA
1 stop4h 47m
American Airlines
Deal found 5/13$315
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 10/154:31 pm
PIA
-
IAD
1 stop6h 15m
American Airlines
Mon 10/198:25 pm
IAD
-
PIA
1 stop4h 44m
American Airlines
Deal found 5/13$319
This American Airlines deal was found by Cheapflights users on 5/15. 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.
Fri 6/54:20 pm
PIA
-
BWI
1 stop6h 47m
American Airlines
Mon 6/88:11 pm
BWI
-
PIA
1 stop4h 47m
American Airlines
Deal found 5/15$319

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 May 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$261
(American Airlines)

One-way from

$182
(Kiwi.com)

Popular in

September

Cheapest in

December
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. 8% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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 May 16, 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

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Wed 7/29

6:58 pm-12:33 am

1 stop4h 35m

Baltimore/Washington

Wed 8/5

7:24 pm-10:59 pm

1 stop4h 35m

$261

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Wed 6/10

4:45 pm-12:33 am

1 stop6h 48m

Baltimore/Washington

Wed 6/17

8:25 am-12:38 pm

1 stop5h 13m

$290

PeoriaWashington, D.C.

PIA - IAD

PIAIAD

Greater Peoria

Thu 6/25

4:20 pm-12:13 am

1 stop6h 53m

Washington, D.C. Dulles Intl

Tue 7/7

8:22 pm-11:57 pm

1 stop4h 35m

$301

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Tue 6/9

2:33 pm-8:10 pm

1 stop4h 37m

Washington, D.C. Reagan-National

Wed 6/17

8:25 am-12:38 pm

1 stop5h 13m

$301

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Thu 6/11

1:13 pm-8:10 pm

1 stop5h 57m

Washington, D.C. Reagan-National

Wed 6/17

9:30 am-12:38 pm

1 stop4h 08m

$301

PeoriaWashington, D.C.

PIA - IAD

PIAIAD

Greater Peoria

Thu 10/22

4:31 pm-11:46 pm

1 stop6h 15m

Washington, D.C. Dulles Intl

Mon 10/26

8:25 pm-12:09 am

1 stop4h 44m

$319

PeoriaWashington, D.C.

PIA - IAD

PIAIAD

Greater Peoria

Fri 6/12

4:45 pm-12:59 am

1 stop7h 14m

Washington, D.C. Dulles Intl

Sun 6/14

6:10 am-10:10 am

1 stop5h 00m

$319

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Thu 10/22

7:00 am-11:45 am

1 stop3h 45m

Washington, D.C. Reagan-National

Mon 10/26

7:00 pm-12:19 am

1 stop6h 19m

$319

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Wed 6/10

10:45 am-3:52 pm

1 stop4h 07m

Washington, D.C. Reagan-National

Sun 6/14

9:30 am-3:39 pm

1 stop7h 09m

$319

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Thu 6/11

1:13 pm-8:10 pm

1 stop5h 57m

Washington, D.C. Reagan-National

Mon 6/15

9:30 am-12:38 pm

1 stop4h 08m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 48 resultsSorted by cheapest first
1
2
3
...
5

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 $327). 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 May 16, 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
9,727 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

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
9,727 reviews
United Airlines
7.4
Good
9,727 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

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
11,662 reviews
United Airlines
7.4
Good
9,727 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

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.?

    American Airlines and United Airlines can get you from Peoria, Illinois to Washington, D.C. in just under 4h 35m. Your travel time can differ by up to 2h 13m. The distance from Peoria, Illinois to Washington, D.C. is about 697 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 22% 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 - Washington, D.C. Dulles Intl, Greater Peoria - Baltimore/Washington or Greater Peoria - Washington, D.C. Reagan-National 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 $327). 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
Tysons
Owings Mills
Springfield
Arlington
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Silver Spring
Hanover
Laurel
Woodbridge
Waldorf
Largo
Clinton
Hunt Valley
Cordova
Reston

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 May 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$356FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$386FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.