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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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PIA
březen 15 — březen 221
ne 3/15
ne 3/22
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 únor 13, 2026.

This United Airlines deal was found by Cheapflights users on 2/11. 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.
st 3/118:30 am
IAD
-
PIA
1 stop5h 13m
United Airlines
st 3/186:35 am
PIA
-
IAD
1 stop4h 14m
United Airlines
Deal found 2/11$251
This United Airlines deal was found by Cheapflights users on 2/11. 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.
čt 4/166:15 am
IAD
-
PIA
1 stop4h 47m
United Airlines
so 4/181:20 pm
PIA
-
IAD
1 stop5h 03m
United Airlines
Deal found 2/11$260
This United Airlines deal was found by Cheapflights users on 2/11. 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.
čt 2/261:02 pm
IAD
-
PIA
1 stop5h 08m
United Airlines
po 3/22:51 pm
PIA
-
IAD
1 stop5h 27m
United Airlines
Deal found 2/11$279
This United Airlines deal was found by Cheapflights users on 2/10. 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.
út 3/108:32 am
IAD
-
PIA
1 stop6h 13m
United Airlines
út 3/176:35 am
PIA
-
IAD
1 stop4h 15m
United Airlines
Deal found 2/10$321
This United Airlines deal was found by Cheapflights users on 2/11. 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.
so 7/251:25 pm
IAD
-
PIA
1 stop7h 01m
United Airlines
po 7/275:38 pm
PIA
-
IAD
1 stop6h 07m
United Airlines
Deal found 2/11$339
This United Airlines deal was found by Cheapflights users on 2/11. 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.
ne 2/158:15 am
IAD
-
PIA
1 stop5h 28m
United Airlines
so 2/211:25 pm
PIA
-
IAD
1 stop6h 53m
United Airlines
Deal found 2/11$354
This United Airlines deal was found by Cheapflights users on 2/11. 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.
pá 7/246:15 am
IAD
-
PIA
1 stop4h 46m
United Airlines
po 7/275:38 pm
PIA
-
IAD
1 stop6h 07m
United Airlines
Deal found 2/11$374
This United Airlines deal was found by Cheapflights users on 2/9. 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.
st 2/258:15 am
IAD
-
PIA
1 stop5h 28m
United Airlines
ne 3/16:35 am
PIA
-
IAD
1 stop4h 14m
United Airlines
Deal found 2/9$379
This United Airlines deal was found by Cheapflights users on 2/11. 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.
pá 2/278:15 am
IAD
-
PIA
1 stop6h 55m
United Airlines
út 3/31:25 pm
PIA
-
IAD
1 stop6h 53m
United Airlines
Deal found 2/11$384
This American Airlines deal was found by Cheapflights users on 2/11. 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.
út 7/215:45 pm
IAD
-
PIA
1 stop7h 13m
American Airlines
st 7/294:27 pm
PIA
-
IAD
1 stop4h 31m
American Airlines
Deal found 2/11$414

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 únor 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$251
(United Airlines)

One-way from

$126
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$314
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. 16% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($29 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 únor 13, 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

Dulles Intl

Fly to

Peoria

Route

Depart

Return

Price

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

čt 4/16

6:15 am-10:02 am

1 stop4h 47m

Greater Peoria

so 4/18

1:20 pm-7:23 pm

1 stop5h 03m

$260

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

čt 2/26

8:15 am-2:10 pm

1 stop6h 55m

Greater Peoria

ne 3/1

6:35 am-11:49 am

1 stop4h 14m

$279

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

út 3/10

8:32 am-1:45 pm

1 stop6h 13m

Greater Peoria

út 3/17

6:35 am-11:50 am

1 stop4h 15m

$321

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

so 7/25

3:42 pm-7:26 pm

1 stop4h 44m

Greater Peoria

pá 7/31

5:38 pm-12:45 am

1 stop6h 07m

$339

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

po 3/9

8:30 am-12:43 pm

1 stop5h 13m

Greater Peoria

čt 3/19

5:25 pm-11:59 pm

1 stop5h 34m

$339

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

so 7/25

3:42 pm-7:26 pm

1 stop4h 44m

Greater Peoria

st 7/29

6:00 am-11:52 am

1 stop4h 52m

$339

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

út 7/21

6:15 am-10:01 am

1 stop4h 46m

Greater Peoria

po 7/27

5:38 pm-12:45 am

1 stop6h 07m

$339

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

čt 7/23

6:15 am-10:01 am

1 stop4h 46m

Greater Peoria

čt 7/30

10:42 am-6:56 pm

1 stop7h 14m

$339

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

čt 7/23

6:15 am-10:01 am

1 stop4h 46m

Greater Peoria

so 8/1

6:00 am-2:08 pm

1 stop7h 08m

$339

Washington, D.C.Peoria

IAD - PIA

IADPIA

Washington, D.C. Dulles Intl

so 7/25

3:42 pm-7:26 pm

1 stop4h 44m

Greater Peoria

čt 7/30

6:00 am-11:52 am

1 stop4h 52m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 17 results
1
2
  • 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 únor 13, 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
9,283 reviews

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

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
9,283 reviews
United Airlines
7.4
Good
9,283 reviews

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

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 5h 13m. 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 únor 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$298Average$419FlexibilityNo cancel feeOn-time69%

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