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

Cheapflights users have booked flights from Champaign to Washington, D.C. Reagan-National Airport round-trip from $268. American Airlines is priced at 42% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Champaign to Washington, D.C. Reagan-National Airport?

Travelers seeking maximum savings on their Champaign to Washington, D.C. Reagan-National Airport flight should consider departing on Saturday mornings 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. Reagan-National Airport 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. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 is the cheapest day to fly round-trip from Champaign to Washington, D.C. Reagan-National Airport?

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 77% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Champaign to Washington, D.C. Reagan-National Airport?

The best pricing can be found in the month of July. Prices to Washington, D.C. Reagan-National Airport from Champaign average $461. You can even find prices in July for less than $461, as users have found deals to Washington, D.C. Reagan-National Airport from as low as $298. The month of February appears to be one of the more expensive times to travel to Washington, D.C. Reagan-National Airport from Champaign. Flying in the targeted month can save you up to 32%.

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

When flying from Champaign to Washington, D.C. Reagan-National Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 18% versus a flight at noon.

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

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. Reagan-National. 1 airline have flights from University-Willard to Washington, D.C. Reagan-National on a regular basis. Booking flights from Champaign University-Willard to Washington, D.C. Reagan-National should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Reagan-National per day.

Can I find deals for flights from Champaign to Reagan-National that include hotel bookings?

Yes. In addition to deals on Champaign to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Champaign to Reagan-National?

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

Can I find deals for business class flights from Champaign to Reagan-National?

Yes. Cheapflights offers flight deals from Champaign to Reagan-National 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. Reagan-National Airport

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Cheap flight deals from Champaign to Reagan-National

Round-trip from	$298 (American Airlines)
Popular in	October
Cheapest in	January
Average price	$478

From Champaign University-Willard to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($32 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

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Find flight deals from Champaign to Reagan-National

Cheapest flights from Champaign to Reagan-National
Explore the most affordable flight options available from Champaign to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Sat 10/114:26 pmCMI - DCA

1 stop5h 46mAmerican Airlines

Sat 10/1810:55 amDCA - CMI

1 stop5h 59mAmerican Airlines

Deal found 9/13

$298

Wed 10/2211:13 amCMI - DCA

1 stop4h 00mAmerican Airlines

Wed 10/293:50 pmDCA - CMI

1 stop6h 52mAmerican Airlines

Deal found 9/13

$368

Sat 9/207:12 amCMI - DCA

1 stop6h 09mAmerican Airlines

Mon 9/226:30 amDCA - CMI

1 stop5h 17mAmerican Airlines

Deal found 9/13

$493

Fri 11/216:00 amCMI - DCA

1 stop3h 59mAmerican Airlines

Mon 12/16:50 amDCA - CMI

1 stop4h 55mAmerican Airlines

Deal found 9/13

$584

Sat 10/114:26 pmCMI - DCA

1 stop4h 49mAmerican Airlines

Mon 11/33:59 pmDCA - CMI

2 stops6h 31mAmerican Airlines

Deal found 9/13

$703

Mon 9/2211:17 amCMI - DCA

1 stop6h 10mAmerican Airlines

Wed 9/245:08 pmDCA - CMI

1 stop5h 40mAmerican Airlines

Deal found 9/14

$735

Fri 11/216:00 amCMI - DCA

1 stop5h 46mAmerican Airlines

Sun 11/306:00 amDCA - CMI

1 stop5h 45mAmerican Airlines

Deal found 9/14

$744

Sat 11/226:00 amCMI - DCA

1 stop3h 59mAmerican Airlines

Sun 11/306:00 amDCA - CMI

1 stop5h 45mAmerican Airlines

Deal found 9/13

$776

Best flights from Champaign to Reagan-National
Discover carefully curated flight deals from Champaign to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Sat 10/114:26 pmCMI - DCA

1 stop4h 49mAmerican Airlines

Mon 11/39:45 amDCA - CMI

1 stop4h 35mAmerican Airlines

Deal found 9/14

$298

Sat 10/114:26 pmCMI - DCA

1 stop5h 46mAmerican Airlines

Sat 10/1810:55 amDCA - CMI

1 stop5h 59mAmerican Airlines

Deal found 9/13

$298

Wed 10/2211:13 amCMI - DCA

1 stop4h 00mAmerican Airlines

Wed 10/293:50 pmDCA - CMI

1 stop6h 52mAmerican Airlines

Deal found 9/13

$368

Tue 3/101:16 pmCMI - DCA

1 stop4h 41mAmerican Airlines

Sat 3/146:59 amDCA - CMI

1 stop6h 38mAmerican Airlines

Deal found 9/12

$462

Fri 11/216:00 amCMI - DCA

1 stop5h 46mAmerican Airlines

Mon 12/13:25 pmDCA - CMI

1 stop7h 05mAmerican Airlines

Deal found 9/14

$584

Fri 11/216:00 amCMI - DCA

1 stop5h 46mAmerican Airlines

Sun 11/306:00 amDCA - CMI

1 stop5h 45mAmerican Airlines

Deal found 9/13

$744

Sat 11/226:00 amCMI - DCA

1 stop3h 59mAmerican Airlines

Sun 11/306:00 amDCA - CMI

1 stop5h 45mAmerican Airlines

Deal found 9/13

$776

Last-minute flights from Champaign to Reagan-National
Discover last-minute flight deals from Champaign to Reagan-National. Data last updated September 15, 2025 and is based on user searches.

Sat 9/207:12 amCMI - DCA

1 stop6h 09mAmerican Airlines

Mon 9/226:30 amDCA - CMI

1 stop5h 17mAmerican Airlines

Deal found 9/13

$493

Mon 9/2211:17 amCMI - DCA

1 stop6h 10mAmerican Airlines

Wed 9/245:08 pmDCA - CMI

1 stop5h 40mAmerican Airlines

Deal found 9/14

$735

Sun 9/2811:17 amCMI - DCA

1 stop6h 10mAmerican Airlines

Thu 10/26:30 amDCA - CMI

1 stop5h 17mAmerican Airlines

Deal found 9/13

$964

Sat 10/114:26 pmCMI - DCA

1 stop5h 46mAmerican Airlines

Sat 10/1810:55 amDCA - CMI

1 stop5h 59mAmerican Airlines

Deal found 9/13

$298

Sat 10/114:26 pmCMI - DCA

1 stop5h 46mAmerican Airlines

Mon 11/33:59 pmDCA - CMI

2 stops6h 31mAmerican Airlines

Deal found 9/14

$703

Wed 10/2211:13 amCMI - DCA

1 stop4h 00mAmerican Airlines

Wed 10/293:50 pmDCA - CMI

1 stop6h 52mAmerican Airlines

Deal found 9/13

$368

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Sat 10/11

4:26 pm-10:15 pm

1 stop4h 49m

Washington, D.C. Reagan-National

Mon 11/3

9:45 am-1:20 pm

1 stop4h 35m

$298

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Sat 10/11

4:26 pm-11:12 pm

1 stop5h 46m

Washington, D.C. Reagan-National

Sat 10/18

10:55 am-3:54 pm

1 stop5h 59m

$298

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Wed 10/22

11:13 am-4:13 pm

1 stop4h 00m

Washington, D.C. Reagan-National

Wed 10/29

3:50 pm-9:42 pm

1 stop6h 52m

$368

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Tue 3/10

1:16 pm-6:57 pm

1 stop4h 41m

Washington, D.C. Reagan-National

Sat 3/14

6:59 am-12:37 pm

1 stop6h 38m

$462

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Fri 11/21

6:00 am-12:46 pm

1 stop5h 46m

Washington, D.C. Reagan-National

Mon 12/1

3:25 pm-9:30 pm

1 stop7h 05m

$584

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Fri 11/21

6:00 am-12:46 pm

1 stop5h 46m

Washington, D.C. Reagan-National

Sun 11/30

6:00 am-10:45 am

1 stop5h 45m

$744

ChampaignWashington, D.C.

CMI - DCA

CMIDCA

Champaign University-Willard

Sat 11/22

6:00 am-10:59 am

1 stop3h 59m

Washington, D.C. Reagan-National

Sun 11/30

6:00 am-10:45 am

1 stop5h 45m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Champaign to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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. Reagan-National Airport

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

Currently, February is the cheapest month in which you can book a flight from Champaign to Washington, D.C. Reagan-National Airport (average of $278). Flying from Champaign to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with American Airlines from Champaign to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares 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

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

What airport do you fly from for flights from Champaign to Washington, D.C. Reagan-National?
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. Reagan-National. 1 airline have flights from University-Willard to Washington, D.C. Reagan-National on a regular basis. Booking flights from Champaign University-Willard to Washington, D.C. Reagan-National should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Reagan-National per day.
How long is the flight from Champaign to Washington, D.C. Reagan-National Airport?
There are many flights that can get you from Champaign to Washington, D.C. Reagan-National Airport in 4h 49m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 604 mi.
What is the cheapest airline to fly from Champaign to Washington, D.C. Reagan-National Airport round-trip?
Cheapflights users have booked flights from Champaign to Washington, D.C. Reagan-National Airport round-trip from $268. American Airlines is priced at 42% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Champaign to Reagan-National that include hotel bookings?
Yes. In addition to deals on Champaign to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Champaign to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Champaign to Reagan-National.
Can I find deals for business class flights from Champaign to Reagan-National?
Yes. Cheapflights offers flight deals from Champaign to Reagan-National 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. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Champaign to Washington, D.C. Reagan-National Airport (average of $278). Flying from Champaign to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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.

See more FAQs

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Alexandria

Arlington

Tysons

Silver Spring

Springfield

Gaithersburg

Fredericksburg

Linthicum Heights

Fairfax

Falls Church

Owings Mills

Manassas

Rockville

Hanover

Oxon Hill

Laurel

Towson

Dundalk

National Harbor

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Champaign to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$268	Average$530	FlexibilityNo cancel fee	On-time71%

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$298+ Cheap flights from Champaign (CMI) to Reagan-National (DCA)

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Champaign to Reagan-National 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 Reagan-National

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Champaign to Reagan-National

Cheapest flights from Champaign to Reagan-NationalExplore the most affordable flight options available from Champaign to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Explore the most affordable flight options available from Champaign to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Champaign to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Champaign with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Champaign to Washington, D.C. Reagan-National Airport

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

Reviews of airlines servicing Reagan-National

See what other customers who have flown with American Airlines from Champaign to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares 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 Reagan-National. 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. Reagan-National?

How long is the flight from Champaign to Washington, D.C. Reagan-National Airport?

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

Can I find deals for flights from Champaign to Reagan-National that include hotel bookings?

How can I find direct flights from Champaign to Reagan-National?

Can I find deals for business class flights from Champaign to Reagan-National?

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Champaign to Reagan-National

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Top airline flying from Champaign to Reagan-National

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Cheapest flights from Champaign to Reagan-National
Explore the most affordable flight options available from Champaign to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.