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Washington, D.C.

$249+ 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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — WAS
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. 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 2/241:25 pm
PIA
-
DCA
1 stop4h 47m
United Airlines
Wed 2/256:30 am
DCA
-
PIA
1 stop7h 13m
United Airlines
Deal found 2/2$251
This United Airlines deal was found by Cheapflights users on 1/31. 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 3/31:25 pm
PIA
-
BWI
1 stop6h 52m
United Airlines
Wed 3/118:09 am
BWI
-
PIA
1 stop5h 34m
United Airlines
Deal found 1/31$260
This United Airlines deal was found by Cheapflights users on 2/2. 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 6/135:38 pm
PIA
-
DCA
1 stop4h 11m
United Airlines
Fri 6/197:10 pm
DCA
-
PIA
1 stop6h 04m
United Airlines
Deal found 2/2$269
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/142:51 pm
PIA
-
BWI
1 stop5h 26m
United Airlines
Wed 2/1810:30 am
BWI
-
PIA
1 stop4h 40m
United Airlines
Deal found 1/31$279
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/141:25 pm
PIA
-
DCA
1 stop6h 34m
United Airlines
Wed 2/186:30 am
DCA
-
PIA
1 stop4h 41m
United Airlines
Deal found 1/31$279
This United Airlines deal was found by Cheapflights users on 2/2. 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 6/135:38 pm
PIA
-
IAD
1 stop6h 07m
United Airlines
Fri 6/196:15 am
IAD
-
PIA
1 stop4h 46m
United Airlines
Deal found 2/2$304
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/1210:46 am
PIA
-
IAD
1 stop5h 44m
United Airlines
Sun 2/158:15 am
IAD
-
PIA
1 stop6h 55m
United Airlines
Deal found 1/31$309
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/122:51 pm
PIA
-
BWI
1 stop5h 26m
United Airlines
Sun 2/156:30 am
BWI
-
PIA
1 stop4h 41m
United Airlines
Deal found 1/31$309
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Thu 2/125:45 pm
PIA
-
DCA
1 stop5h 14m
United Airlines
Sun 2/155:05 pm
DCA
-
PIA
1 stop5h 21m
United Airlines
Deal found 2/1$309
This United Airlines deal was found by Cheapflights users on 2/2. 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 6/205:38 pm
PIA
-
IAD
1 stop6h 07m
United Airlines
Thu 7/26:15 am
IAD
-
PIA
1 stop4h 46m
United Airlines
Deal found 2/2$330
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 3/201:25 pm
PIA
-
BWI
1 stop7h 17m
United Airlines
Mon 3/235:12 pm
BWI
-
PIA
1 stop6h 08m
United Airlines
Deal found 2/1$332
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 3/102:20 pm
PIA
-
IAD
1 stop5h 17m
United Airlines
Sun 3/156:15 am
IAD
-
PIA
1 stop4h 48m
United Airlines
Deal found 2/1$339

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$251
(United Airlines)

One-way from

$249
(American Airlines)

Popular in

March

Cheapest in

April

Average price

$438
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. 10% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 3, 2026.
Use the filters below to find and compare flights from Peoria to Washington, D.C. that are best for you.

Fly from

Peoria

Fly to

Washington, D.C.

Route

Depart

Return

Price

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Tue 2/24

1:25 pm-7:12 pm

1 stop4h 47m

Washington, D.C. Reagan-National

Wed 2/25

6:30 am-12:43 pm

1 stop7h 13m

$251

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Tue 3/3

1:25 pm-9:17 pm

1 stop6h 52m

Baltimore/Washington

Wed 3/11

8:09 am-12:43 pm

1 stop5h 34m

$260

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Sat 6/13

5:38 pm-10:49 pm

1 stop4h 11m

Washington, D.C. Reagan-National

Fri 6/19

7:10 pm-12:14 am

1 stop6h 04m

$269

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Sat 2/14

2:51 pm-9:17 pm

1 stop5h 26m

Baltimore/Washington

Wed 2/18

10:30 am-2:10 pm

1 stop4h 40m

$279

PeoriaWashington, D.C.

PIA - DCA

PIADCA

Greater Peoria

Sat 2/14

1:25 pm-8:59 pm

1 stop6h 34m

Washington, D.C. Reagan-National

Wed 2/18

6:30 am-10:11 am

1 stop4h 41m

$279

PeoriaWashington, D.C.

PIA - IAD

PIAIAD

Greater Peoria

Sat 6/13

5:38 pm-12:45 am

1 stop6h 07m

Washington, D.C. Dulles Intl

Fri 6/19

6:15 am-10:01 am

1 stop4h 46m

$304

PeoriaWashington, D.C.

PIA - IAD

PIAIAD

Greater Peoria

Mon 7/13

5:38 pm-12:45 am

1 stop6h 07m

Washington, D.C. Dulles Intl

Sat 7/18

6:15 am-10:01 am

1 stop4h 46m

$304

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Fri 3/20

1:25 pm-9:42 pm

1 stop7h 17m

Baltimore/Washington

Mon 3/23

5:12 pm-10:20 pm

1 stop6h 08m

$332

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Thu 3/19

6:50 pm-11:33 pm

1 stop3h 43m

Baltimore/Washington

Mon 3/23

7:54 pm-11:56 pm

1 stop5h 02m

$339

PeoriaWashington, D.C.

PIA - IAD

PIAIAD

Greater Peoria

Wed 5/6

10:40 am-3:58 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sat 5/9

3:15 pm-6:59 pm

1 stop4h 44m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 35 results
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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 February.
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, November is the cheapest month in which you can book a flight from Peoria, Illinois to Washington, D.C. (average of $173). Flying from Peoria, Illinois to Washington, D.C. in October is currently the most expensive (average of $248). 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 February 3, 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
9,236 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

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
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

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
11,216 reviews
United Airlines
7.4
Good
9,236 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

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, 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 3h 43m. Your travel time can differ by up to 1h 04m. 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?

    American Airlines, at $198, was found to be the cheapest airline from Peoria, Illinois to Washington, D.C.. An alternate airline flying to your destination would be United Airlines. American Airlines is priced at 43% 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, November is the cheapest month in which you can book a flight from Peoria, Illinois to Washington, D.C. (average of $173). Flying from Peoria, Illinois to Washington, D.C. in October is currently the most expensive (average of $248). 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

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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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$198Average$317FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$353FlexibilityNo cancel feeOn-time69%

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