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.

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. Reagan-National, Champaign University-Willard - Baltimore/Washington or Champaign University-Willard - Washington, D.C. Dulles Intl 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.

$298+ 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)
Popular in	November
Cheapest in	July
Average price	$339

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

Search Deals

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 June 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 June 12, 2025.

Fri 7/46:00 amCMI - DCA

1 stop3h 56mAmerican Airlines

Mon 7/710:24 amDCA - CMI

1 stop4h 57mAmerican Airlines

Deal found 6/12

$298

Tue 10/76:00 amCMI - BWI

1 stop3h 57mAmerican Airlines

Tue 10/145:20 pmBWI - CMI

1 stop4h 19mAmerican Airlines

Deal found 6/11

$373

Tue 10/76:00 amCMI - IAD

2 stops17h 02mAmerican Airlines

Tue 10/1410:53 amIAD - CMI

2 stops10h 46mAmerican Airlines

Deal found 6/12

$525

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 June 12, 2025.

Fri 7/46:00 amCMI - DCA

1 stop3h 56mAmerican Airlines

Mon 7/710:24 amDCA - CMI

1 stop4h 57mAmerican Airlines

Deal found 6/12

$298

Tue 10/76:00 amCMI - BWI

1 stop3h 57mAmerican Airlines

Tue 10/145:20 pmBWI - CMI

1 stop4h 19mAmerican Airlines

Deal found 6/11

$373

Tue 10/76:00 amCMI - IAD

2 stops12h 35mAmerican Airlines

Tue 10/1410:53 amIAD - CMI

2 stops10h 46mAmerican Airlines

Deal found 6/11

$525

Last-minute flights from Champaign to Washington, D.C.
Discover last-minute flight deals from Champaign to Washington, D.C.. Data last updated June 12, 2025 and is based on user searches.

Fri 7/46:00 amCMI - DCA

1 stop3h 56mAmerican Airlines

Mon 7/710:24 amDCA - CMI

1 stop4h 57mAmerican Airlines

Deal found 6/12

$298

Fri 7/43:28 pmCMI - IAD

2 stops18h 09mAmerican Airlines

Mon 7/78:06 pmIAD - CMI

2 stops19h 15mAmerican Airlines

Deal found 6/12

$589

Sat 7/196:00 amCMI - BWI

1 stop3h 57mAmerican Airlines

Sun 7/205:24 pmBWI - CMI

1 stop4h 06mAmerican Airlines

Deal found 6/10

$420

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

Fri 7/4

6:00 am-10:56 am

1 stop3h 56m

Washington, D.C. Reagan-National

Mon 7/7

10:24 am-2:21 pm

1 stop4h 57m

$298

ChampaignBaltimore

CMI - BWI

CMIBWI

Champaign University-Willard

Tue 10/7

6:00 am-10:57 am

1 stop3h 57m

Baltimore/Washington

Tue 10/14

5:20 pm-8:39 pm

1 stop4h 19m

$373

ChampaignWashington, D.C.

CMI - IAD

CMIIAD

Champaign University-Willard

Tue 10/7

6:00 am-7:35 pm

2 stops12h 35m

Washington, D.C. Dulles Intl

Tue 10/14

10:53 am-8:39 pm

2 stops10h 46m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 $241). Flying from Champaign to Washington, D.C. in March is currently the most expensive (average of $290). 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.

Rainfall in Washington, D.C. by month

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.

Temperature in Washington, D.C. by month

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).

Reviews of airlines servicing Washington, D.C.

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. Reagan-National, Champaign University-Willard - Baltimore/Washington or Champaign University-Willard - Washington, D.C. Dulles Intl 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 $241). Flying from Champaign to Washington, D.C. in March is currently the most expensive (average of $290). 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$198	Average$490	FlexibilityNo cancel fee	On-time71%

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$298+ Cheap flights from Champaign (CMI) to Washington, D.C. (WAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. 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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Round-trip from

Popular in

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 June 12, 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 June 12, 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.?

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

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 June 12, 2025.