What is the cheapest airline to fly from Champaign to Washington, D.C. round-trip?

According to our current data, American Airlines ($298), offers the cheapest pricing from Champaign to Washington, D.C.. American Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest day to fly from Champaign to Washington, D.C.?

Travelers seeking maximum savings on their Champaign to Washington, D.C. flight should consider departing on Saturday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Champaign to Washington, D.C.?

When deciding which route to take from Champaign to Washington, D.C. consider Champaign University-Willard - Washington, D.C. Dulles Intl, Champaign University-Willard - Baltimore/Washington or Champaign University-Willard - Washington, D.C. Reagan-National as they are the most popular.

What is the cheapest day to fly round-trip from Champaign to Washington, D.C.?

Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 99% on the overall cost on flights from Champaign to Washington, D.C..

What is the cheapest month to fly from Champaign to Washington, D.C.?

The best pricing can be found in the month of July. Prices to Washington, D.C. from Champaign average $479. You can even find prices in July for less than $479, as users have found deals to Washington, D.C. from as low as $300. The month of November appears to be one of the more expensive times to travel to Washington, D.C. from Champaign. Flying in the targeted month can save you up to 45%.

What is the cheapest time of day to fly from CMI to WAS?

Unlike in the morning, when flights are generally more expensive, you can save up to 40% on flights from Champaign to Washington, D.C. by exploring options for tickets in the afternoon.

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

Champaign University-Willard (CMI), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Champaign to Washington, D.C.. 1 airline have flights from University-Willard to Washington, D.C. on a regular basis. Booking flights from Champaign University-Willard to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

Can I find deals for flights from Champaign to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Champaign to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Champaign 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 Champaign to Washington, D.C..

Can I find deals for business class flights from Champaign to Washington, D.C.?

Yes. Cheapflights offers flight deals from Champaign 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.

$192+ Flights from Champaign to Washington, D.C.

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Cheap flight deals from Champaign to Washington, D.C.

Round-trip from	$298 (American Airlines)
One-way from	$192 (American Airlines)
Popular in	November
Cheapest in	July
Average price	$314

From Champaign University-Willard to Washington, D.C. (WAS)

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One-way flight from Champaign University-Willard to Washington, D.C. (WAS)

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Highest demand for flights based on searches. 24% potential increase in price ($155 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Champaign to Washington, D.C.

Cheapest flights from Champaign to Washington, D.C.
Explore the most affordable flight options available from Champaign to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Wed 9/34:40 pmCMI - DCA

1 stop5h 43mAmerican Airlines

Sat 9/610:49 amDCA - CMI

1 stop6h 21mAmerican Airlines

Deal found 6/30

$298

Sun 8/106:36 pmCMI - BWI

1 stop4h 23mAmerican Airlines

Fri 8/156:00 amBWI - CMI

1 stop5h 55mAmerican Airlines

Deal found 6/30

$384

Tue 10/73:49 pmCMI - IAD

1 stop18h 01mAmerican Airlines

Tue 10/1411:41 amIAD - CMI

1 stop10h 16mAmerican Airlines

Deal found 6/30

$519

Best flights from Champaign to Washington, D.C.
Discover carefully curated flight deals from Champaign to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2025.

Wed 9/34:40 pmCMI - DCA

1 stop5h 43mAmerican Airlines

Sat 9/610:49 amDCA - CMI

1 stop6h 21mAmerican Airlines

Deal found 6/30

$298

Sun 8/106:36 pmCMI - BWI

1 stop4h 23mAmerican Airlines

Fri 8/156:00 amBWI - CMI

1 stop5h 55mAmerican Airlines

Deal found 6/30

$384

Tue 10/73:49 pmCMI - IAD

1 stop18h 01mAmerican Airlines

Tue 10/1411:41 amIAD - CMI

1 stop10h 16mAmerican Airlines

Deal found 6/30

$519

Last-minute flights from Champaign to Washington, D.C.
Discover last-minute flight deals from Champaign to Washington, D.C.. Data last updated July 2, 2025 and is based on user searches.

Sun 8/106:36 pmCMI - BWI

1 stop4h 23mAmerican Airlines

Fri 8/156:00 amBWI - CMI

1 stop5h 55mAmerican Airlines

Deal found 6/30

$384

Thu 8/146:00 amCMI - IAD

1 stop10h 14mAmerican Airlines

Thu 8/216:27 amIAD - CMI

1 stop9h 49mAmerican Airlines

Deal found 6/30

$563

Fri 8/226:36 pmCMI - DCA

1 stop4h 14mAmerican Airlines

Mon 8/256:00 pmDCA - CMI

1 stop4h 38mAmerican Airlines

Deal found 7/1

$299

One-way flights from Champaign to Washington, D.C.
Search for one-way flight options from Champaign to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated July 2, 2025.

Sun 8/176:40 amCMI - BWI

1 stop4h 12mAmerican Airlines

Deal found 7/2

$192

Thu 7/242:51 pmCMI - DCA

1 stop6h 24mAmerican Airlines

Deal found 7/1

$399

Sun 7/138:20 pmCMI - IAD

2 stops15h 29mAmerican Airlines

Deal found 7/1

$632

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Wed 9/3

4:40 pm-11:23 pm

1 stop5h 43m

Washington, D.C. Reagan-National

Sat 9/6

10:49 am-4:10 pm

1 stop6h 21m

$298

ChampaignBaltimore

CMI - BWI

CMIBWI

Champaign University-Willard

Sun 8/10

6:36 pm-11:59 pm

1 stop4h 23m

Baltimore/Washington

Fri 8/15

6:00 am-10:55 am

1 stop5h 55m

$384

ChampaignWashington, D.C.

CMI - IAD

CMIIAD

Champaign University-Willard

Tue 10/7

3:49 pm-10:50 am

1 stop18h 01m

Washington, D.C. Dulles Intl

Tue 10/14

11:41 am-8:57 pm

1 stop10h 16m

$519

ChampaignBaltimore

CMI - BWI

CMIBWI

Champaign University-Willard

Sun 8/17

6:40 am-11:52 am

1 stop4h 12m

$192

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Thu 7/24

2:51 pm-10:15 pm

1 stop6h 24m

$399

ChampaignWashington, D.C.

CMI - IAD

CMIIAD

Champaign University-Willard

Sun 7/13

8:20 pm-12:49 pm

2 stops15h 29m

$632

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Champaign to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Champaign 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 Champaign to Washington, D.C.

What is the cheapest month to book a flight from Champaign to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Champaign to Washington, D.C. (average of $309). Flying from Champaign to Washington, D.C. in July is currently the most expensive (average of $345). 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.

How much does it cost to fly round-trip from Champaign to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown American Airlines from Champaign 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.

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

Related info for your journey

What airport do you fly from for flights from Champaign to Washington, D.C.?
Champaign University-Willard (CMI), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Champaign to Washington, D.C.. 1 airline have flights from University-Willard to Washington, D.C. on a regular basis. Booking flights from Champaign University-Willard to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.
What is the cheapest airline to fly from Champaign to Washington, D.C. round-trip?
According to our current data, American Airlines ($298), offers the cheapest pricing from Champaign to Washington, D.C.. American Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most popular routes from Champaign to Washington, D.C.?
When deciding which route to take from Champaign to Washington, D.C. consider Champaign University-Willard - Washington, D.C. Dulles Intl, Champaign University-Willard - Baltimore/Washington or Champaign University-Willard - Washington, D.C. Reagan-National as they are the most popular.
Can I find deals for flights from Champaign to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Champaign to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Champaign 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 Champaign to Washington, D.C..
Can I find deals for business class flights from Champaign to Washington, D.C.?
Yes. Cheapflights offers flight deals from Champaign 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 Champaign to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Champaign to Washington, D.C. (average of $309). Flying from Champaign to Washington, D.C. in July is currently the most expensive (average of $345). 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.

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Top airline flying from Champaign to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$188	Average$495	FlexibilityNo cancel fee	On-time71%

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$192+ Cheap flights from Champaign (CMI) 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.

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

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Cheap flight deals from Champaign to Washington, D.C.

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One-way from

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Cheapest in

Average price

Find flight deals from Champaign to Washington, D.C.

Cheapest flights from Champaign to Washington, D.C.Explore the most affordable flight options available from Champaign to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Explore the most affordable flight options available from Champaign to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Champaign to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Champaign with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Champaign to Washington, D.C.

What is the cheapest month to book a flight from Champaign to Washington, D.C.?

How much does it cost to fly round-trip from Champaign to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown American Airlines from Champaign 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.

Related info for your journey

Find useful and relevant information for your journey from Champaign 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 Champaign to Washington, D.C.?

What is the cheapest airline to fly from Champaign to Washington, D.C. round-trip?

What are the most popular routes from Champaign to Washington, D.C.?

Can I find deals for flights from Champaign to Washington, D.C. that include hotel bookings?

How can I find direct flights from Champaign to Washington, D.C.?

Can I find deals for business class flights from Champaign to Washington, D.C.?

What is the cheapest month to book a flight from Champaign to Washington, D.C.?

Traveling to a place near Champaign?

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Alternative routes for Champaign to Washington, D.C.

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Top airline flying from Champaign to Washington, D.C.

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Cheapest flights from Champaign to Washington, D.C.
Explore the most affordable flight options available from Champaign to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.