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Dulles Intl

$496+ Cheap flights from Champaign (CMI) to Dulles Intl (IAD)

CMI — IAD
Sep 25 — Oct 21
Fri 9/25
Fri 10/2
1 adult, Economy
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Cheap flight deals from Champaign to Dulles Intl

Cheapest flights from Champaign to Dulles Intl

Thu 11/195:53 am -
2 stops10h 18m
Thu 11/266:00 am -
2 stops9h 52m
Deal found 8/24$496
Thu 10/86:48 pm -
2 stops12h 56m
Mon 10/125:01 am -
2 stops8h 07m
Deal found 8/22$1,168
Fri 9/47:00 am -
1 stop6h 02m
Mon 9/710:27 am -
2 stops6h 57m
Deal found 8/21$1,262
Thu 9/37:00 am -
1 stop6h 02m
Mon 9/710:27 am -
2 stops6h 57m
Deal found 8/21$1,282

Find flight deals from Champaign to Dulles Intl

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$496
(American Airlines)

One-way from

$496
(American Airlines)

Popular in

June

Cheapest in

May

Average price

$355
Provider with most accurate pricing for Champaign University-Willard-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Champaign University-Willard-Washington, D.C. Dulles Intl flights.
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From Champaign University-Willard to Washington, D.C. Dulles Intl
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One-way flight from Champaign University-Willard to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 23% potential increase in price ($149 potential increase over avg. RT price).
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Cheapest flight prices on average. 15% potential price decrease ($66 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Champaign to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChampaignWashington, D.C.

CMI Champaign University-Willard - IAD Washington, D.C. Dulles Intl

CMIIAD

Champaign University-Willard

Thu 11/19

5:53 am-5:11 pm

2 stops10h 18m

Washington, D.C. Dulles Intl

Thu 11/26

6:00 am-2:52 pm

2 stops9h 52m

$496

ChampaignWashington, D.C.

CMI Champaign University-Willard - IAD Washington, D.C. Dulles Intl

CMIIAD

Champaign University-Willard

Thu 10/8

6:48 pm-8:44 am

2 stops12h 56m

Washington, D.C. Dulles Intl

Mon 10/12

5:01 am-12:08 pm

2 stops8h 07m

$1,168
Cheapest one-way

ChampaignWashington, D.C.

CMI Champaign University-Willard - IAD Washington, D.C. Dulles Intl

CMIIAD

Champaign University-Willard

Wed 9/2

6:00 am-8:56 pm

2 stops13h 56m

$671
Quickest one-way

ChampaignWashington, D.C.

CMI Champaign University-Willard - IAD Washington, D.C. Dulles Intl

CMIIAD

Champaign University-Willard

Wed 10/21

7:11 am-6:23 pm

1 stop10h 12m

$712

ChampaignWashington, D.C.

CMI Champaign University-Willard - IAD Washington, D.C. Dulles Intl

CMIIAD

Champaign University-Willard

Mon 8/31

4:54 pm-8:56 pm

2 stops27h 02m

$730

ChampaignWashington, D.C.

CMI Champaign University-Willard - IAD Washington, D.C. Dulles Intl

CMIIAD

Champaign University-Willard

Thu 9/3

7:00 am-10:52 pm

1 stop14h 52m

$864

ChampaignWashington, D.C.

CMI Champaign University-Willard - IAD Washington, D.C. Dulles Intl

CMIIAD

Champaign University-Willard

Sun 9/13

2:41 pm-8:45 am

2 stops41h 04m

$1,770

ChampaignWashington, D.C.

CMI Champaign University-Willard - IAD Washington, D.C. Dulles Intl

CMIIAD

Champaign University-Willard

Wed 10/21

2:37 pm-3:40 pm

2 stops48h 03m

$1,770

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/23

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Champaign-Washington, D.C. Dulles Intl Airport flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Champaign-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Champaign-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Champaign-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust Expedia the most. Expedia 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 Champaign-Washington, D.C. Dulles Intl Airport 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 Champaign to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Champaign with our price prediction graph.
Estimated round-trip price

Related info for your journey

  • What airport do you fly from for flights from Champaign to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Champaign, you will be flying from University-Willard, which is the city’s only airport. Champaign University-Willard (CMI) is located 11.3 mi from the center of Champaign. There are 0 flights from University-Willard to Washington, D.C. Dulles Intl per day from 0 different airlines.

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

    There are many flights that can get you from Champaign to Washington, D.C. Dulles Intl Airport in 10h 18m. Fly via American Airlines to get the fastest option. Champaign and Washington, D.C. Dulles Intl Airport are separated by a distance of 581 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Champaign to Dulles Intl 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Owings Mills
Arlington
Tysons
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Woodbridge
Falls Church
Sterling
Hanover
Laurel
Springfield
Oxon Hill
Clinton
Hunt Valley

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