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Peoria

$126+ Cheap flights from Dulles Intl (IAD) to Peoria, IL (PIA)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PIA
Mar 30 — Apr 61
Mon 3/30
Mon 4/6
1 adult, Economy
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Cheap flight deals from Dulles Intl to Peoria

Cheapest flights from Dulles Intl to Peoria
Explore the most affordable flight options available from Dulles Intl to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 28, 2026.

This American Airlines deal was found by Cheapflights users on 2/27. 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 4/158:11 pm
IAD
-
PIA
1 stop4h 41m
American Airlines
Wed 4/226:23 pm
PIA
-
IAD
1 stop4h 36m
American Airlines
Deal found 2/27$251
This American Airlines deal was found by Cheapflights users on 2/27. 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 4/158:11 pm
IAD
-
PIA
1 stop4h 41m
American Airlines
Tue 4/2112:12 pm
PIA
-
IAD
2 stops9h 54m
American Airlines
Deal found 2/27$256
This United Airlines deal was found by Cheapflights users on 2/27. 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 4/1610:10 am
IAD
-
PIA
1 stop4h 58m
United Airlines
Tue 4/212:50 pm
PIA
-
IAD
1 stop5h 14m
United Airlines
Deal found 2/27$260
This American Airlines deal was found by Cheapflights users on 2/27. 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 4/168:11 pm
IAD
-
PIA
1 stop4h 41m
American Airlines
Tue 4/2112:12 pm
PIA
-
IAD
2 stops9h 54m
American Airlines
Deal found 2/27$265
This United Airlines deal was found by Cheapflights users on 2/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:35 am
IAD
-
PIA
1 stop5h 11m
United Airlines
Sat 10/35:20 pm
PIA
-
IAD
1 stop5h 54m
United Airlines
Deal found 2/28$269
This American Airlines deal was found by Cheapflights users on 2/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/98:11 pm
IAD
-
PIA
1 stop4h 41m
American Airlines
Sun 4/126:23 pm
PIA
-
IAD
1 stop4h 36m
American Airlines
Deal found 2/25$304
This United Airlines deal was found by Cheapflights users on 2/27. 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 3/248:32 am
IAD
-
PIA
1 stop5h 11m
United Airlines
Wed 3/255:25 pm
PIA
-
IAD
1 stop5h 34m
United Airlines
Deal found 2/27$315
This United Airlines deal was found by Cheapflights users on 2/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/318:20 am
IAD
-
PIA
1 stop6h 47m
United Airlines
Wed 4/110:40 am
PIA
-
IAD
1 stop4h 23m
United Airlines
Deal found 2/28$321
This United Airlines deal was found by Cheapflights users on 2/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/318:20 am
IAD
-
PIA
1 stop5h 16m
United Airlines
Sun 4/56:30 am
PIA
-
IAD
1 stop4h 18m
United Airlines
Deal found 2/28$330
This United Airlines deal was found by Cheapflights users on 2/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:10 am
IAD
-
PIA
1 stop4h 58m
United Airlines
Sat 4/115:35 pm
PIA
-
IAD
1 stop5h 57m
United Airlines
Deal found 2/28$339
This American Airlines deal was found by Cheapflights users on 2/28. 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.
Wed 9/308:15 pm
IAD
-
PIA
1 stop5h 01m
American Airlines
Sat 10/311:23 am
PIA
-
IAD
2 stops11h 28m
American Airlines
Deal found 2/28$344
This United Airlines deal was found by Cheapflights users on 2/27. 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 3/148:32 am
IAD
-
PIA
1 stop5h 11m
United Airlines
Wed 3/185:25 pm
PIA
-
IAD
1 stop5h 34m
United Airlines
Deal found 2/27$349

Find flight deals from Dulles Intl to Peoria

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Peoria (PIA). 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 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$251
(American Airlines)

One-way from

$126
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$329
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Greater Peoria flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Greater Peoria flights.
Search Deals
From Washington, D.C. Dulles Intl to Greater Peoria
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Greater Peoria
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($30 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 Dulles Intl to Peoria 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 28, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Peoria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Thu 3/19

6:15 am-10:03 am

1 stop4h 48m

Greater Peoria

Sat 3/21

5:25 pm-11:59 pm

1 stop5h 34m

$339

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Tue 8/25

5:15 pm-9:16 pm

1 stop5h 01m

Greater Peoria

Sat 8/29

1:21 pm-7:14 pm

1 stop4h 53m

$339

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Thu 4/9

6:15 am-10:02 am

1 stop4h 47m

Greater Peoria

Sun 4/12

7:33 pm-7:35 am

2 stops11h 02m

$438

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Tue 3/24

8:32 am-1:45 pm

1 stop6h 13m

Greater Peoria

Fri 3/27

5:25 pm-11:48 am

2 stops17h 23m

$439

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Sun 4/12

8:20 am-12:36 pm

1 stop5h 16m

Greater Peoria

Wed 4/15

2:50 pm-9:04 pm

1 stop5h 14m

$440

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Wed 4/29

10:10 am-2:08 pm

1 stop4h 58m

Greater Peoria

Fri 5/1

2:50 pm-9:18 pm

1 stop5h 28m

$440

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Fri 5/22

8:15 am-12:46 pm

1 stop5h 31m

Greater Peoria

Sun 5/24

1:21 pm-7:02 pm

1 stop4h 41m

$449

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Mon 3/30

6:15 am-10:02 am

1 stop4h 47m

Greater Peoria

Fri 4/3

10:40 am-4:03 pm

1 stop4h 23m

$497

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

Wed 4/15

8:11 pm-11:52 pm

1 stop4h 41m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/24

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Peoria, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Peoria, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Peoria, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Peoria, Illinois 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 Washington, D.C. Dulles Intl Airport-Peoria, Illinois 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 Dulles Intl to Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria from Dulles Intl 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.

Reviews of airlines servicing Peoria

Get insights into the airlines that provide service to Peoria. 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 Peoria. Reviews last updated February 28, 2026.
Get a feel of what it's like to fly with United Airlines from Washington, D.C. Dulles Intl Airport to Peoria 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
9,363 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,363 reviews
United Airlines
7.4
Good
9,363 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Peoria. 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 into for flights to Peoria from Washington, D.C. Dulles Intl?

    Most people fly into Greater Peoria (PIA) if they book a flight to Peoria from Washington, D.C. Dulles Intl. On average, Greater Peoria has 0 inbound flights from Washington, D.C. Dulles Intl per day from 1 airline. Greater Peoria is conveniently located just 6.0 mi from Peoria’s city center.

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

    Departing from Washington, D.C. Dulles Intl Airport to Peoria, Illinois will take you 4h 48m. The distance between Washington, D.C. Dulles Intl Airport and Peoria, Illinois is about 660 mi.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Peoria, Illinois round-trip?

    According to our current data, United Airlines ($298), offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Peoria, Illinois.

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

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

  • How can I find direct flights from Dulles Intl to Peoria?

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

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

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

See more FAQs

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Top airline flying from Dulles Intl to Peoria

Discover the top airline that operate flights from Dulles Intl to Peoria. 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 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$298Average$419FlexibilityNo cancel feeOn-time69%

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