What are the cheapest airlines to fly from Chicago to District of Columbia one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $89. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Chicago to District of Columbia for a low price.

What are the most popular routes from Chicago to District of Columbia?

The most popular flight routes from Chicago to District of Columbia are Chicago O'Hare Intl - Washington, D.C. Dulles Intl, Chicago O'Hare Intl - Washington, D.C. Reagan-National and Chicago Midway - Washington, D.C. Dulles Intl.

What are the cheapest flights from Chicago to District of Columbia?

While on average a flight from Chicago to District of Columbia is generally $377, our data shows the cheapest flight currently is $79. When looking at the most popular route, (Chicago O'Hare Intl - Washington, D.C. Dulles Intl), you can expect to pay $160 for that flight.

What are the most reliable airlines from Chicago to District of Columbia?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to District of Columbia on time: Southwest (96%), United Airlines (94%), Air New Zealand (90%).

What are the most popular airlines that fly from Chicago to District of Columbia?

Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Chicago to District of Columbia.

How far in advance should I book a flight from Chicago to District of Columbia?

To save up to 44% on this flight, we recommend booking at least 31 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Chicago to District of Columbia from $229 1-2 weeks out and tickets from $422 for flights departing within the next 72 hours.

What is the cheapest month to fly from Chicago to District of Columbia?

August is one of the best times of the year to fly to District of Columbia from Chicago. Prices for August average $232 per person but you can even find prices for as low as $67. The most expensive prices can be found in the month of March. Opting for a August flight can save you 16% on your journey compared to booking in March

Can I find deals for flights from Chicago to District of Columbia that include hotel bookings?

Yes. In addition to deals on Chicago to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Chicago to District of Columbia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to District of Columbia.

Can I find deals for business class flights from Chicago to District of Columbia?

Yes. Cheapflights offers flight deals from Chicago to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$89+ Flights from Chicago to District of Columbia

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Chicago to District of Columbia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chicago to District of Columbia

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$178 (Frontier)
One-way from	$89 (Frontier)
Popular in	March
Cheapest in	August
Average price	$228
Good round-trip deal	$227 or less
Good one-way deal	$123 or less

Provider with most accurate pricing for Chicago (CHI)-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chicago (CHI)-Washington, D.C. (WAS) flights.

Search Deals

From Chicago (CHI) to District of Columbia

Search Deals

One-way flight from Chicago (CHI) to District of Columbia

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($10 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Chicago (CHI) to District of Columbia.

Search Deals

Price to beat on a one-way flight from Chicago (CHI) to District of Columbia.

Search Deals

Find flight deals from Chicago to District of Columbia

Cheapest flights from Chicago to District of Columbia
Explore the most affordable flight options available from Chicago to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

Mon 4/146:45 amMDW - DCA

1 stop9h 14mFrontier

Wed 4/166:00 pmDCA - MDW

1 stop7h 21mFrontier

Deal found 3/31

$178

Mon 4/147:05 amMDW - IAD

1 stop6h 33mFrontier

Fri 4/183:25 pmIAD - MDW

1 stop9h 25mFrontier

Deal found 3/31

$178

Mon 4/149:50 amORD - IAD

1 stop6h 12mFrontier

Fri 4/184:44 pmIAD - ORD

1 stop8h 52mFrontier

Deal found 3/31

$178

Sat 5/2411:37 amORD - DCA

Nonstop1h 47mAmerican Airlines

Sun 5/256:59 amDCA - ORD

Nonstop2h 27mAmerican Airlines

Deal found 3/31

$179

Tue 5/68:45 amORD - DCA

1 stop7h 10mJetBlue

Wed 5/1410:10 amDCA - ORD

1 stop9h 26mJetBlue

Deal found 3/30

$183

Sun 5/256:00 amORD - DCA

1 stop5h 25mUnited Airlines

Wed 5/288:00 pmDCA - ORD

Nonstop2h 16mUnited Airlines

Deal found 3/31

$189

Fri 4/255:45 pmMDW - DCA

Nonstop1h 55mSouthwest

Tue 4/297:30 amDCA - MDW

Nonstop2h 00mSouthwest

Deal found 3/31

$195

Tue 4/295:59 pmMDW - IAD

1 stop4h 08mDelta

Tue 5/66:00 amIAD - MDW

1 stop3h 40mDelta

Deal found 4/1

$197

Sat 5/241:45 pmORD - DCA

1 stop4h 14mDelta

Sun 5/2512:10 pmDCA - ORD

1 stop4h 38mDelta

Deal found 3/31

$199

Sat 5/245:15 pmORD - IAD

1 stop4h 39mDelta

Sun 5/256:25 amIAD - ORD

1 stop6h 22mDelta

Deal found 3/31

$199

Sun 4/275:24 pmORD - DCA

1 stop17h 45mFrontier

Fri 5/27:00 amDCA - ORD

1 stop17h 41mFrontier

Deal found 3/31

$200

Fri 5/309:31 pmORD - IAD

Nonstop1h 59mUnited Airlines

Thu 6/56:48 amIAD - ORD

Nonstop2h 14mUnited Airlines

Deal found 3/30

$204

Best flights from Chicago to District of Columbia
Discover carefully curated flight deals from Chicago to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 1, 2025.

Mon 4/146:45 amMDW - DCA

1 stop9h 14mFrontier

Fri 4/181:03 pmDCA - MDW

1 stop12h 18mFrontier

Deal found 3/31

$178

Sat 5/2411:37 amORD - DCA

Nonstop1h 47mAmerican Airlines

Sun 5/256:59 amDCA - ORD

Nonstop2h 27mAmerican Airlines

Deal found 3/31

$179

Tue 5/68:45 amORD - DCA

1 stop7h 10mJetBlue

Wed 5/1410:10 amDCA - ORD

1 stop9h 26mJetBlue

Deal found 3/30

$183

Sun 5/256:00 amORD - DCA

1 stop5h 25mUnited Airlines

Wed 5/288:00 pmDCA - ORD

Nonstop2h 16mUnited Airlines

Deal found 3/31

$189

Fri 4/253:15 pmMDW - DCA

Nonstop1h 50mSouthwest

Tue 4/297:30 amDCA - MDW

Nonstop2h 00mSouthwest

Deal found 3/31

$195

Tue 4/2912:48 pmMDW - DCA

1 stop4h 32mDelta

Tue 5/66:00 amDCA - MDW

1 stop3h 40mDelta

Deal found 4/1

$197

Mon 5/56:20 amORD - IAD

1 stop7h 03mMultiple Airlines

Sun 8/2412:45 pmIAD - ORD

1 stop7h 27mMultiple Airlines

Deal found 3/31

$223

Thu 9/187:12 pmORD - IAD

1 stop16h 11mSun Country Air

Fri 10/2412:46 pmIAD - ORD

1 stop6h 29mSun Country Air

Deal found 3/31

$255

Fri 6/62:53 pmMDW - IAD

2 stops29h 00mAllegiant Air

Sun 6/83:58 pmIAD - MDW

1 stop16h 17mAllegiant Air

Deal found 3/31

$296

Mon 4/147:05 amMDW - IAD

1 stop6h 33mFrontier

Fri 4/183:25 pmIAD - MDW

1 stop9h 25mFrontier

Deal found 3/31

$178

Mon 4/149:50 amORD - IAD

1 stop6h 12mFrontier

Fri 4/184:44 pmIAD - ORD

1 stop8h 52mFrontier

Deal found 3/31

$178

Tue 4/295:59 pmMDW - IAD

1 stop4h 08mDelta

Tue 5/66:00 amIAD - MDW

1 stop3h 40mDelta

Deal found 4/1

$197

Last-minute flights from Chicago to District of Columbia
Discover last-minute flight deals from Chicago to District of Columbia. Data last updated April 1, 2025 and is based on user searches.

Mon 4/74:15 pmORD - IAD

Nonstop2h 02mUnited Airlines

Mon 4/710:19 pmIAD - ORD

1 stop10h 38mUnited Airlines

Deal found 3/31

$237

Tue 4/86:45 amMDW - DCA

1 stop28h 19mFrontier

Sat 4/191:03 pmDCA - MDW

1 stop12h 18mFrontier

Deal found 3/31

$190

Tue 4/810:13 amMDW - IAD

1 stop8h 31mFrontier

Sat 4/1911:11 amIAD - MDW

1 stop11h 50mFrontier

Deal found 3/31

$190

Tue 4/89:08 pmORD - IAD

3 stops18h 07mMultiple Airlines

Sat 4/198:25 amIAD - ORD

3 stops23h 38mMultiple Airlines

Deal found 3/31

$369

Tue 4/86:04 amORD - DCA

Nonstop1h 54mAmerican Airlines

Tue 4/810:00 amDCA - ORD

1 stop4h 34mAmerican Airlines

Deal found 3/30

$407

Wed 4/94:00 pmORD - DCA

1 stop5h 25mSouthwest

Wed 4/166:00 amDCA - ORD

2 stops7h 45mSouthwest

Deal found 3/31

$474

Thu 4/101:26 pmORD - DCA

1 stop6h 33mJetBlue

Mon 4/1410:39 amDCA - ORD

1 stop9h 48mJetBlue

Deal found 3/31

$380

Thu 4/109:30 amMDW - DCA

Nonstop1h 50mSouthwest

Mon 4/1411:55 amDCA - MDW

Nonstop2h 00mSouthwest

Deal found 3/31

$449

Fri 4/119:54 amORD - IAD

1 stop25h 04mFrontier

Mon 4/2112:53 pmIAD - ORD

1 stop12h 30mFrontier

Deal found 3/30

$180

Fri 4/116:40 amORD - DCA

1 stop14h 19mFrontier

Mon 4/211:03 pmDCA - ORD

1 stop12h 34mFrontier

Deal found 3/30

$220

Fri 4/119:00 amORD - DCA

Nonstop1h 57mUnited Airlines

Mon 4/145:00 pmDCA - ORD

Nonstop2h 14mUnited Airlines

Deal found 3/31

$449

Fri 4/1112:07 pmORD - IAD

1 stop6h 34mAmerican Airlines

Thu 4/179:10 amIAD - ORD

1 stop6h 05mAmerican Airlines

Deal found 4/1

$469

One-way flights from Chicago to District of Columbia
Search for one-way flight options from Chicago to District of Columbia. Find affordable one-way fares based on user searches. Data last updated April 1, 2025.

Mon 4/146:45 amMDW - DCA

1 stop9h 14mFrontier

Deal found 3/31

$89

Mon 4/147:05 amMDW - IAD

1 stop6h 33mFrontier

Deal found 3/31

$89

Mon 4/149:50 amORD - IAD

1 stop6h 12mFrontier

Deal found 3/31

$89

Fri 5/307:40 pmORD - DCA

Nonstop2h 02mUnited Airlines

Deal found 3/31

$90

Wed 5/2811:37 amORD - DCA

Nonstop1h 47mAmerican Airlines

Deal found 3/31

$91

Tue 5/68:30 amMDW - DCA

1 stop5h 50mSouthwest

Deal found 4/1

$91

Tue 5/133:57 pmORD - DCA

1 stop4h 44mDelta

Deal found 3/31

$99

Sat 5/249:16 amMDW - DCA

1 stop5h 59mDelta

Deal found 3/31

$100

Sat 5/2412:48 pmMDW - IAD

1 stop7h 20mDelta

Deal found 3/31

$100

Sat 5/245:15 pmORD - IAD

1 stop4h 39mDelta

Deal found 3/31

$100

Wed 4/231:26 pmORD - DCA

1 stop6h 33mJetBlue

Deal found 3/31

$102

Fri 5/95:21 pmORD - DCA

1 stop17h 46mFrontier

Deal found 3/31

$106

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoWashington, D.C.

MDW - DCA

MDWDCA

Chicago Midway

Mon 4/14

6:45 am-4:59 pm

1 stop9h 14m

Washington, D.C. Reagan-National

Sat 4/19

6:00 pm-12:21 am

1 stop7h 21m

$178

ChicagoWashington, D.C.

MDW - IAD

MDWIAD

Chicago Midway

Mon 4/14

7:05 am-2:38 pm

1 stop6h 33m

Washington, D.C. Dulles Intl

Fri 4/18

3:25 pm-11:50 pm

1 stop9h 25m

$178

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 4/14

9:50 am-5:02 pm

1 stop6h 12m

Washington, D.C. Dulles Intl

Fri 4/18

4:44 pm-12:36 am

1 stop8h 52m

$178

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Sat 5/24

11:37 am-2:24 pm

Nonstop1h 47m

Washington, D.C. Reagan-National

Sun 5/25

6:59 am-8:26 am

Nonstop2h 27m

$179

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Tue 5/6

8:45 am-4:55 pm

1 stop7h 10m

Washington, D.C. Reagan-National

Wed 5/14

10:10 am-6:36 pm

1 stop9h 26m

$183

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Sun 5/25

6:00 am-12:25 pm

1 stop5h 25m

Washington, D.C. Reagan-National

Wed 5/28

8:00 pm-9:16 pm

Nonstop2h 16m

$189

ChicagoWashington, D.C.

MDW - DCA

MDWDCA

Chicago Midway

Fri 4/25

5:45 pm-8:40 pm

Nonstop1h 55m

Washington, D.C. Reagan-National

Tue 4/29

7:30 am-8:30 am

Nonstop2h 00m

$195

ChicagoWashington, D.C.

MDW - IAD

MDWIAD

Chicago Midway

Tue 4/29

5:59 pm-11:07 pm

1 stop4h 08m

Washington, D.C. Dulles Intl

Tue 5/6

6:00 am-8:40 am

1 stop3h 40m

$197

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Sat 5/24

1:45 pm-6:59 pm

1 stop4h 14m

Washington, D.C. Reagan-National

Sun 5/25

12:10 pm-3:48 pm

1 stop4h 38m

$199

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sat 5/24

5:15 pm-10:54 pm

1 stop4h 39m

Washington, D.C. Dulles Intl

Sun 5/25

6:25 am-11:47 am

1 stop6h 22m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 40 results

Best time to book a flight from Chicago to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Chicago 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 Chicago to District of Columbia

What is the cheapest month to book a flight from Chicago to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Chicago to District of Columbia (average of $241). Flying from Chicago to District of Columbia 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.

What is the cheapest time of day to fly from CHI to DC?

When flying from Chicago to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Chicago to District of Columbia

The most flights from CHI to USDC are scheduled on a Monday (28 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in District of Columbia by month

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

If weather is an important factor for your trip to District of Columbia, 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 District of Columbia

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Chicago to District of Columbia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,818 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,276 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,899 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,615 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

JetBlue

7.3

Good

2,924 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines to fly from Chicago to District of Columbia one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $89. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Chicago to District of Columbia for a low price.
What are the most popular routes from Chicago to District of Columbia?
The most popular flight routes from Chicago to District of Columbia are Chicago O'Hare Intl - Washington, D.C. Dulles Intl, Chicago O'Hare Intl - Washington, D.C. Reagan-National and Chicago Midway - Washington, D.C. Dulles Intl.
What are the most reliable airlines from Chicago to District of Columbia?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to District of Columbia on time: Southwest (96%), United Airlines (94%), Air New Zealand (90%).
What are the cheapest flights from Chicago to District of Columbia?
While on average a flight from Chicago to District of Columbia is generally $377, our data shows the cheapest flight currently is $79. When looking at the most popular route, (Chicago O'Hare Intl - Washington, D.C. Dulles Intl), you can expect to pay $160 for that flight.
Can I find deals for flights from Chicago to District of Columbia that include hotel bookings?
Yes. In addition to deals on Chicago to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chicago to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to District of Columbia.
Can I find deals for business class flights from Chicago to District of Columbia?
Yes. Cheapflights offers flight deals from Chicago to District of Columbia 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 Chicago to District of Columbia?
Currently, August is the cheapest month in which you can book a flight from Chicago to District of Columbia (average of $241). Flying from Chicago to District of Columbia 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Chicago to District of Columbia

O'Hare Intl to Las Vegas flights

O'Hare Intl to LaGuardia flights

O'Hare Intl to Dallas/Fort Worth flights

O'Hare Intl to John F Kennedy Intl flights

O'Hare Intl to Los Angeles flights

O'Hare Intl to Seattle flights

O'Hare Intl to Orlando flights

O'Hare Intl to Sky Harbor Intl flights

O'Hare Intl to Miami flights

O'Hare Intl to Newark flights

O'Hare Intl to Denver flights

O'Hare Intl to Fort Lauderdale flights

O'Hare Intl to Dulles Intl flights

O'Hare Intl to Boston flights

O'Hare Intl to Reagan-National flights

Midway to John F Kennedy Intl flights

Midway to Newark flights

O'Hare Intl to Honolulu flights

O'Hare Intl to San Francisco flights

O'Hare Intl to New Orleans flights

O'Hare Intl to San Diego flights

O'Hare Intl to Atlanta flights

St. Louis to Seattle flights

O'Hare Intl to Philadelphia flights

O'Hare Intl to Baltimore flights

Midway to Las Vegas flights

O'Hare Intl to Tampa flights

O'Hare Intl to Nashville flights

Midway to Dallas/Fort Worth flights

O'Hare Intl to Santa Ana flights

O'Hare Intl to San Antonio flights

Midway to Seattle flights

O'Hare Intl to Savannah flights

O'Hare Intl to Portland flights

O'Hare Intl to Salt Lake City flights

O'Hare Intl to Charleston flights

O'Hare Intl to Austin flights

O'Hare Intl to Raleigh flights

O'Hare Intl to Charlotte flights

O'Hare Intl to Ontario flights

Midway to Atlanta flights

Midway to Miami flights

O'Hare Intl to Fort Myers flights

St. Louis to Las Vegas flights

O'Hare Intl to Burbank flights

O'Hare Intl to Hobby flights

Midway to LaGuardia flights

O'Hare Intl to George Bush Intcntl flights

Midway to Orlando flights

Midway to Dulles Intl flights

Top 6 airlines flying from Chicago to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$54	Average$162	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$109	Average$292	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$124	Average$293	FlexibilityNo cancel fee	On-timeN/A
Spirit Airlines	Cheapest$135	Average$174	FlexibilityNo cancel fee	On-time65%
Southwest	Cheapest$139	Average$291	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$173	Average$299	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$89+ Cheap flights from Chicago (CHI) to District of Columbia

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chicago to District of Columbia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Chicago to District of Columbia

Keep the following information in mind while searching for Chicago to District of Columbia flight deals. Data was last updated April 1, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Chicago to District of Columbia

Cheapest flights from Chicago to District of ColumbiaExplore the most affordable flight options available from Chicago to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

Explore the most affordable flight options available from Chicago to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to District of Columbia that are best for you.

Best time to book a flight from Chicago to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Chicago with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago to District of Columbia

What is the cheapest month to book a flight from Chicago to District of Columbia?

What is the cheapest time of day to fly from CHI to DC?

Find hourly flight availability from Chicago to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 1, 2025.

Weekly flight availability from Chicago to District of Columbia

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

Reviews of airlines servicing District of Columbia

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Chicago to District of Columbia by reading reviews from past customers. Users have also rated airlines 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 Chicago to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Chicago to District of Columbia one-way?

What are the most popular routes from Chicago to District of Columbia?

What are the most reliable airlines from Chicago to District of Columbia?

What are the cheapest flights from Chicago to District of Columbia?

Can I find deals for flights from Chicago to District of Columbia that include hotel bookings?

How can I find direct flights from Chicago to District of Columbia?

Can I find deals for business class flights from Chicago to District of Columbia?

What is the cheapest month to book a flight from Chicago to District of Columbia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Chicago to District of Columbia

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Chicago to District of Columbia
Explore the most affordable flight options available from Chicago to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.