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

The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $89. However, be on the lookout for offers from Frontier and United 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 $275, our data shows the cheapest flight currently is $46. When looking at the most popular route, (Chicago O'Hare Intl - Washington, D.C. Dulles Intl), you can expect to pay $157 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: Republic Airways (100%), United Airlines (87%), Air New Zealand (81%).

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 77% on this flight, we recommend booking at least 42 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 $232 1-2 weeks out and tickets from $380 for flights departing within the next 72 hours.

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

September is one of the best times of the year to fly to District of Columbia from Chicago. Prices for September average $228 per person but you can even find prices for as low as $62. The most expensive prices can be found in the month of January. Opting for a September flight can save you 11% on your journey compared to booking in January

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

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Cheap flight deals from Chicago to District of Columbia

Round-trip from	$157 (United Airlines)
One-way from	$89 (Southwest)
Popular in	January
Cheapest in	September
Average price	$234
Good round-trip deal	$229 or less
Good one-way deal	$114 or less

From Chicago (CHI) to District of Columbia

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

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Highest demand for flights based on searches. 3% potential increase in price ($9 potential increase over avg. RT price).

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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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

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

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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 June 12, 2025.

Thu 8/148:00 amORD - DCA

Nonstop1h 56mUnited Airlines

Mon 8/1810:30 amDCA - ORD

Nonstop2h 19mUnited Airlines

Deal found 6/10

$157

Wed 8/63:25 pmMDW - DCA

Nonstop1h 50mSouthwest

Wed 8/1311:55 amDCA - MDW

Nonstop1h 55mSouthwest

Deal found 6/11

$157

Thu 8/149:31 pmORD - IAD

Nonstop1h 59mUnited Airlines

Mon 8/1810:19 pmIAD - ORD

Nonstop2h 11mUnited Airlines

Deal found 6/11

$157

Tue 7/158:02 amORD - DCA

1 stop3h 57mAmerican Airlines

Tue 7/152:35 pmDCA - ORD

Nonstop2h 17mAmerican Airlines

Deal found 6/12

$167

Sat 9/205:45 pmORD - IAD

1 stop5h 10mFrontier

Thu 9/258:06 pmIAD - ORD

1 stop17h 51mFrontier

Deal found 6/10

$171

Wed 8/63:10 pmORD - DCA

1 stop6h 50mSouthwest

Wed 8/132:10 pmDCA - ORD

1 stop8h 20mSouthwest

Deal found 6/10

$177

Fri 8/225:50 pmORD - IAD

1 stop18h 14mMultiple Airlines

Sun 8/244:56 pmIAD - ORD

1 stop24h 52mMultiple Airlines

Deal found 6/10

$178

Thu 8/149:10 amORD - DCA

1 stop6h 23mDelta

Mon 8/188:59 amDCA - ORD

1 stop6h 20mDelta

Deal found 6/10

$197

Wed 8/69:25 amMDW - DCA

1 stop6h 08mDelta

Wed 8/136:00 amDCA - MDW

1 stop3h 35mDelta

Deal found 6/11

$197

Tue 8/56:20 pmMDW - IAD

1 stop3h 35mDelta

Wed 8/139:50 amIAD - MDW

1 stop3h 38mDelta

Deal found 6/10

$197

Wed 9/246:00 amORD - IAD

1 stop4h 57mDelta

Tue 9/306:00 amIAD - ORD

1 stop5h 03mDelta

Deal found 6/10

$197

Fri 9/121:36 pmORD - DCA

1 stop4h 45mJetBlue

Wed 9/176:25 amDCA - ORD

1 stop6h 45mJetBlue

Deal found 6/10

$203

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 June 12, 2025.

Thu 8/148:00 amORD - DCA

Nonstop1h 56mUnited Airlines

Mon 8/1810:30 amDCA - ORD

Nonstop2h 19mUnited Airlines

Deal found 6/10

$157

Wed 8/610:05 amMDW - DCA

Nonstop1h 50mSouthwest

Tue 8/1211:55 amDCA - MDW

Nonstop1h 55mSouthwest

Deal found 6/11

$157

Tue 7/18:00 amORD - DCA

1 stop3h 59mAmerican Airlines

Tue 7/13:59 pmDCA - ORD

Nonstop2h 24mAmerican Airlines

Deal found 6/10

$167

Fri 8/225:50 pmORD - IAD

1 stop18h 14mMultiple Airlines

Sun 8/244:56 pmIAD - ORD

1 stop24h 52mMultiple Airlines

Deal found 6/10

$178

Thu 8/146:00 amORD - DCA

1 stop5h 39mDelta

Mon 8/187:38 pmDCA - ORD

1 stop5h 18mDelta

Deal found 6/12

$197

Fri 9/121:36 pmORD - DCA

1 stop4h 45mJetBlue

Wed 9/176:25 amDCA - ORD

1 stop6h 45mJetBlue

Deal found 6/12

$203

Fri 7/119:12 amMDW - IAD

1 stop27h 43mAllegiant Air

Sun 7/203:53 pmIAD - MDW

1 stop16h 20mAllegiant Air

Deal found 6/11

$204

Wed 7/1611:39 amMDW - IAD

1 stop11h 33mFrontier

Wed 7/236:10 amIAD - MDW

1 stop5h 30mFrontier

Deal found 6/11

$214

Fri 7/116:15 pmORD - IAD

1 stop16h 28mSun Country Air

Mon 7/1412:46 pmIAD - ORD

1 stop5h 35mSun Country Air

Deal found 6/11

$245

Thu 8/148:52 amORD - IAD

Nonstop2h 03mUnited Airlines

Mon 8/1810:19 pmIAD - ORD

Nonstop2h 11mUnited Airlines

Deal found 6/11

$157

Wed 8/63:10 pmORD - DCA

1 stop6h 50mSouthwest

Wed 8/132:10 pmDCA - ORD

1 stop8h 20mSouthwest

Deal found 6/10

$177

Wed 8/69:25 amMDW - DCA

1 stop6h 08mDelta

Wed 8/136:00 amDCA - MDW

1 stop3h 35mDelta

Deal found 6/11

$197

Last-minute flights from Chicago to District of Columbia
Discover last-minute flight deals from Chicago to District of Columbia. Data last updated June 12, 2025 and is based on user searches.

Tue 6/175:38 pmORD - IAD

1 stop5h 26mFrontier

Tue 6/246:10 amIAD - ORD

1 stop11h 24mFrontier

Deal found 6/9

$260

Tue 6/178:40 amORD - DCA

1 stop8h 25mJetBlue

Tue 6/2410:30 amDCA - ORD

1 stop6h 23mJetBlue

Deal found 6/9

$441

Wed 6/185:38 pmORD - IAD

1 stop5h 26mMultiple Airlines

Wed 6/2512:40 pmIAD - ORD

1 stop8h 07mMultiple Airlines

Deal found 6/10

$330

Wed 6/187:00 amORD - DCA

Nonstop1h 57mUnited Airlines

Wed 6/253:30 pmDCA - ORD

Nonstop2h 16mUnited Airlines

Deal found 6/10

$449

Thu 6/192:55 pmMDW - IAD

1 stop8h 09mFrontier

Thu 6/261:29 pmIAD - MDW

1 stop7h 48mFrontier

Deal found 6/12

$239

Thu 6/192:44 pmMDW - DCA

1 stop30h 15mFrontier

Wed 6/256:00 pmDCA - MDW

1 stop27h 53mFrontier

Deal found 6/11

$353

Thu 6/198:52 amORD - IAD

Nonstop2h 03mUnited Airlines

Fri 7/45:13 pmIAD - ORD

Nonstop2h 27mUnited Airlines

Deal found 6/9

$354

Fri 6/209:12 amMDW - IAD

1 stop27h 43mAllegiant Air

Sun 6/223:58 pmIAD - MDW

1 stop16h 17mAllegiant Air

Deal found 6/12

$344

Sat 6/217:00 amORD - DCA

1 stop13h 59mFrontier

Wed 6/257:00 amDCA - ORD

1 stop17h 59mFrontier

Deal found 6/11

$345

Sat 6/2110:10 amMDW - DCA

Nonstop1h 45mSouthwest

Mon 6/309:40 pmDCA - MDW

Nonstop2h 00mSouthwest

Deal found 6/11

$389

Sat 6/216:00 amORD - DCA

1 stop7h 25mSouthwest

Mon 6/308:00 amDCA - ORD

2 stops9h 25mSouthwest

Deal found 6/11

$464

Sun 6/226:43 amORD - DCA

1 stop4h 16mAmerican Airlines

Wed 8/1310:09 pmDCA - ORD

Nonstop2h 16mAmerican Airlines

Deal found 6/10

$353

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 June 12, 2025.

Tue 8/123:10 pmORD - DCA

1 stop6h 50mSouthwest

Deal found 6/10

$89

Tue 8/59:55 amMDW - DCA

1 stop3h 30mSouthwest

Deal found 6/10

$89

Wed 8/278:00 amMDW - IAD

1 stop5h 56mFrontier

Deal found 6/10

$89

Tue 7/17:00 amORD - DCA

Nonstop1h 57mUnited Airlines

Deal found 6/11

$90

Tue 7/110:50 amORD - IAD

Nonstop1h 59mUnited Airlines

Deal found 6/10

$90

Sat 8/93:32 pmORD - DCA

Nonstop1h 55mAmerican Airlines

Deal found 6/11

$91

Fri 8/84:37 pmORD - IAD

1 stop20h 35mMultiple Airlines

Deal found 6/11

$91

Mon 8/259:32 amMDW - IAD

1 stop4h 51mAllegiant Air

Deal found 6/10

$96

Wed 8/279:10 amORD - DCA

1 stop6h 23mDelta

Deal found 6/10

$99

Wed 8/276:00 amMDW - DCA

1 stop4h 20mDelta

Deal found 6/12

$99

Mon 8/1812:43 pmMDW - IAD

1 stop4h 52mDelta

Deal found 6/10

$99

Tue 10/147:10 amORD - IAD

1 stop5h 47mDelta

Deal found 6/10

$99

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.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Thu 8/14

8:00 am-10:56 am

Nonstop1h 56m

Washington, D.C. Reagan-National

Mon 8/18

10:30 am-11:49 am

Nonstop2h 19m

$157

ChicagoWashington, D.C.

MDW - DCA

MDWDCA

Chicago Midway

Wed 8/6

3:25 pm-6:15 pm

Nonstop1h 50m

Washington, D.C. Reagan-National

Wed 8/13

11:55 am-12:50 pm

Nonstop1h 55m

$157

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Thu 8/14

9:31 pm-12:30 am

Nonstop1h 59m

Washington, D.C. Dulles Intl

Mon 8/18

10:19 pm-11:30 pm

Nonstop2h 11m

$157

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Tue 7/15

8:02 am-12:59 pm

1 stop3h 57m

Washington, D.C. Reagan-National

Tue 7/15

2:35 pm-3:52 pm

Nonstop2h 17m

$167

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Wed 8/6

3:10 pm-11:00 pm

1 stop6h 50m

Washington, D.C. Reagan-National

Wed 8/13

2:10 pm-9:30 pm

1 stop8h 20m

$177

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Fri 8/22

5:50 pm-1:04 pm

1 stop18h 14m

Washington, D.C. Dulles Intl

Sun 8/24

4:56 pm-4:48 pm

1 stop24h 52m

$178

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Thu 8/14

9:10 am-4:33 pm

1 stop6h 23m

Washington, D.C. Reagan-National

Mon 8/18

8:59 am-2:19 pm

1 stop6h 20m

$197

ChicagoWashington, D.C.

MDW - DCA

MDWDCA

Chicago Midway

Wed 8/6

9:25 am-4:33 pm

1 stop6h 08m

Washington, D.C. Reagan-National

Wed 8/13

6:00 am-8:35 am

1 stop3h 35m

$197

ChicagoWashington, D.C.

MDW - IAD

MDWIAD

Chicago Midway

Tue 8/5

6:20 pm-10:55 pm

1 stop3h 35m

Washington, D.C. Dulles Intl

Wed 8/13

9:50 am-12:28 pm

1 stop3h 38m

$197

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 8/6

7:10 am-11:32 am

1 stop3h 22m

Washington, D.C. Dulles Intl

Tue 8/12

7:22 am-12:16 pm

1 stop5h 54m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 39 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 (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 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

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,287 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,946 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,790 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

JetBlue

7.3

Good

2,925 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 Southwest, with whom users have recently found tickets for as low as $89. However, be on the lookout for offers from Frontier and United 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: Republic Airways (100%), United Airlines (87%), Air New Zealand (81%).
What are the cheapest flights from Chicago to District of Columbia?
While on average a flight from Chicago to District of Columbia is generally $275, our data shows the cheapest flight currently is $46. When looking at the most popular route, (Chicago O'Hare Intl - Washington, D.C. Dulles Intl), you can expect to pay $157 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

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Top 6 airlines flying from Chicago to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$38	Average$174	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$54	Average$170	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$123	Average$271	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$142	Average$288	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$154	Average$296	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$166	Average$283	FlexibilityNo cancel fee	On-timeN/A

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$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 8/12. 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 June 12, 2025.

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 June 12, 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 June 12, 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 June 12, 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

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Alternative routes for Chicago to District of Columbia

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Top 6 airlines flying from Chicago to District of Columbia

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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 June 12, 2025.