What is the cheapest airline that flies from Chicago O'Hare Intl to District of Columbia?

Frontier, JetBlue, and American Airlines are the most popular carriers operating from Chicago O'Hare Intl to District of Columbia

What airlines fly to District of Columbia?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to District of Columbia from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 6 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to District of Columbia?

There are 4 operators available for flights from Chicago O'Hare Intl Airport to District of Columbia as of July 2025.

How old do you have to be to fly from Chicago O'Hare Intl Airport to District of Columbia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$94 Cheap Flights from Chicago O'Hare Intl Airport to District of Columbia in 2025

Q: How many flights depart from Chicago O'Hare Intl Airport to District of Columbia on average per week?

As of July 2025, 341 flights take off from Chicago O'Hare Intl Airport and land in District of Columbia each week. The most common flight departure day for this route is Thu, with 24% of weekly flights taking off on this day.

Q: How many flights depart from Chicago O'Hare Intl Airport to District of Columbia on average per day?

As of July 2025, there are 48 flights per day flying from Chicago O'Hare Intl Airport to District of Columbia. The most common time of day flights depart is 7:00PM, with 38% of flights taking off in the afternoon.

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Find the cheapest flights from Chicago O'Hare Intl Airport to District of Columbia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

11:30 am - 2:24 pmORD-DCA

1h 54mnonstop

3:28 pm - 7:05 pmDCA-ORD

4h 37m1 stop

$193American Airlines

Find Deal

mié., sep. 10 - mié., sep. 10

5:40 pm - 11:55 pmORD-IAD

5h 15m1 stop

7:00 am - 11:27 amIAD-ORD

5h 27m1 stop

$194Frontier

Find Deal

sáb., sep. 13 - sáb., sep. 20

8:00 am - 6:24 pmORD-IAD

9h 24m1 stop

1:02 pm - 11:58 pmIAD-ORD

11h 56m1 stop

$197Frontier

Find Deal

sáb., sep. 13 - sáb., sep. 20

10:26 am - 3:55 pmORD-DCA

4h 29m1 stop

6:00 pm - 7:26 pmDCA-ORD

2h 26mnonstop

$215American Airlines

Find Deal

mié., ago. 20 - mié., ago. 20

9:00 am - 11:59 amORD-DCA

1h 59mnonstop

6:00 pm - 7:15 pmDCA-ORD

2h 15mnonstop

$217United Airlines

Find Deal

mar., ago. 26 - mar., sep. 2

8:50 am - 11:55 amORD-IAD

2h 05mnonstop

6:40 pm - 7:48 pmIAD-ORD

2h 08mnonstop

$217United Airlines

Find Deal

jue., ago. 28 - mar., sep. 2

10:30 am - 4:13 pmORD-DCA

4h 43m1 stop

6:00 am - 9:10 amDCA-ORD

4h 10m1 stop

$237Delta

Find Deal

sáb., sep. 13 - sáb., sep. 27

5:45 am - 11:23 amORD-IAD

4h 38m1 stop

6:00 am - 10:20 amIAD-ORD

5h 20m1 stop

$237Delta

Find Deal

mar., ago. 26 - mar., sep. 2

3:10 pm - 11:00 pmORD-DCA

6h 50m1 stop

8:00 am - 4:25 pmDCA-ORD

9h 25m2 stops

$242Southwest

Find Deal

mié., ago. 20 - sáb., ago. 23

7:30 am - 6:10 pmORD-DCA

9h 40m2 stops

2:30 pm - 10:00 pmDCA-ORD

8h 30m1 stop

$248Southwest

Find Deal

jue., sep. 11 - sáb., sep. 13

Frontier flights from Chicago O'Hare Intl Airport to District of Columbia

Our best Frontier deals on Chicago O'Hare Intl Airport to District of Columbia flight tickets

Frontier

Sep 13

ORD5:40 pmChicago O'Hare Intl

5h 15m

1 stop

IAD11:55 pmWashington, D.C. Dulles Intl

Sep 20

IAD7:00 amWashington, D.C. Dulles Intl

5h 27m

1 stop

ORD11:27 amChicago O'Hare Intl

$194

Find similar

Frontier

Sep 13

ORD8:00 amChicago O'Hare Intl

9h 24m

1 stop

IAD6:24 pmWashington, D.C. Dulles Intl

Sep 20

IAD1:02 pmWashington, D.C. Dulles Intl

11h 56m

1 stop

ORD11:58 pmChicago O'Hare Intl

$197

Find similar

Frontier

Aug 5

ORD5:38 pmChicago O'Hare Intl

5h 41m

1 stop

IAD12:19 amWashington, D.C. Dulles Intl

Aug 6

IAD6:10 amWashington, D.C. Dulles Intl

10h 54m

1 stop

ORD4:04 pmChicago O'Hare Intl

$198

Find similar

United Airlines flights from Chicago O'Hare Intl Airport to District of Columbia

Our best United Airlines deals on Chicago O'Hare Intl Airport to District of Columbia flight tickets

United Airlines

Aug 28

ORD8:50 amChicago O'Hare Intl

2h 05m

IAD11:55 amWashington, D.C. Dulles Intl

Sep 2

IAD6:40 pmWashington, D.C. Dulles Intl

2h 08m

ORD7:48 pmChicago O'Hare Intl

$217

Find similar

United Airlines

Aug 20

ORD11:40 amChicago O'Hare Intl

1h 57m

IAD2:37 pmWashington, D.C. Dulles Intl

Aug 25

IAD10:10 pmWashington, D.C. Dulles Intl

2h 05m

ORD11:15 pmChicago O'Hare Intl

$223

Find similar

United Airlines

Aug 28

ORD12:50 pmChicago O'Hare Intl

2h 02m

IAD3:52 pmWashington, D.C. Dulles Intl

Aug 31

IAD6:35 amWashington, D.C. Dulles Intl

2h 11m

ORD7:46 amChicago O'Hare Intl

$227

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport 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

mié. 9/10

11:30 am-2:24 pm

Nonstop1h 54m

Washington, D.C. Reagan-National

mié. 9/10

3:28 pm-7:05 pm

1 stop4h 37m

$193

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

sáb. 9/13

5:40 pm-11:55 pm

1 stop5h 15m

Washington, D.C. Dulles Intl

sáb. 9/20

7:00 am-11:27 am

1 stop5h 27m

$194

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

sáb. 9/13

8:00 am-6:24 pm

1 stop9h 24m

Washington, D.C. Dulles Intl

sáb. 9/20

1:02 pm-11:58 pm

1 stop11h 56m

$197

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

mié. 8/20

10:26 am-3:55 pm

1 stop4h 29m

Washington, D.C. Reagan-National

mié. 8/20

6:00 pm-7:26 pm

Nonstop2h 26m

$215

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

mar. 8/26

9:00 am-11:59 am

Nonstop1h 59m

Washington, D.C. Reagan-National

mar. 9/2

6:00 pm-7:15 pm

Nonstop2h 15m

$217

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

jue. 8/28

8:50 am-11:55 am

Nonstop2h 05m

Washington, D.C. Dulles Intl

mar. 9/2

6:40 pm-7:48 pm

Nonstop2h 08m

$217

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

sáb. 9/13

10:30 am-4:13 pm

1 stop4h 43m

Washington, D.C. Reagan-National

sáb. 9/27

6:00 am-9:10 am

1 stop4h 10m

$237

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

mar. 8/26

5:45 am-11:23 am

1 stop4h 38m

Washington, D.C. Dulles Intl

mar. 9/2

6:00 am-10:20 am

1 stop5h 20m

$237

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

mié. 8/20

3:10 pm-11:00 pm

1 stop6h 50m

Washington, D.C. Reagan-National

sáb. 8/23

8:00 am-4:25 pm

2 stops9h 25m

$242

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

jue. 9/11

7:30 am-6:10 pm

2 stops9h 40m

Washington, D.C. Reagan-National

sáb. 9/13

2:30 pm-10:00 pm

1 stop8h 30m

$248

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to District of Columbia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

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

In general, August is the cheapest month to fly from Chicago O'Hare Intl Airport to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $228. If you don’t want to visit District of Columbia in August, then you should wait until September to fly from Chicago O'Hare Intl Airport, when ticket prices are also cheap, with an average price of $229.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Friday when prices can be found for as low as $299. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Chicago O'Hare Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $470.

What is the cheapest time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from Chicago O'Hare Intl Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $303 when looking at flights departing in the morning. Flights to District of Columbia are more costly at noon, with an average ticket price of $650. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Chicago O'Hare Intl to District of Columbia flight route?

Fly from Chicago O'Hare Intl to Baltimore/Washington for the best Chicago O'Hare Intl - District of Columbia flight prices

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

You are more likely to see cheaper flights to District of Columbia from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $273 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Chicago O'Hare Intl Airport for as low as $214 on momondo.

What cabin class options are available on Chicago O'Hare Intl to District of Columbia flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to District of Columbia flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to District of Columbia.

Cheap Chicago O'Hare Intl Airport to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to District of Columbia

Best Price Found	$94
Fastest flight time	1h 48m
Direct flights	Every day
Airports in District of Columbia	2 airports

The best one-way flight to District of Columbia from Chicago O'Hare Intl Airport in the past 72 hours is $94. The best round-trip flight deal from Chicago O'Hare Intl Airport to District of Columbia found on momondo in the last 72 hours is $193.

The fastest flight from Chicago O'Hare Intl Airport to District of Columbia takes 1h 48m

Direct flights go from Chicago O'Hare Intl Airport to District of Columbia every day.

There are 2 airports near District of Columbia: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)

Search flight deals

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to District of Columbia?
Prices for flights from Chicago O'Hare Intl Airport to District of Columbia are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to District of Columbia?
There are 4 operators available for flights from Chicago O'Hare Intl Airport to District of Columbia as of July 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport to District of Columbia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago O'Hare Intl Airport to District of Columbia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago O'Hare Intl Airport to District of Columbia is Airbus A319 (15.02% of total bookings). The next most popular plane models are Boeing 737-800 (14.61%), Airbus A320-100/200 (12.57%), and Boeing 757-200 (6.25%).

Best airlines flying from Chicago O'Hare Intl Airport to District of Columbia

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to District of Columbia with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $42	Free Cancellation	Rating 6.3 8,048 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $91	Free Cancellation	Rating 5.9 3,239 reviews	Search Frontier flights
American Airlines	PriceFrom $127	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $140	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
United Airlines	PriceFrom $153	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Delta	PriceFrom $166	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to District of Columbia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to District of Columbia for you.

Can I find flights from Chicago to District of Columbia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to District of Columbia from Chicago with this policy.

How can momondo help me find flights from Chicago to District of Columbia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to District of Columbia from Chicago.

I’m not ready to book a flight from Chicago to District of Columbia right now. Can momondo alert me if prices change?

Price alerts on flights to District of Columbia from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your District of Columbia trip

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Popular cities in District of Columbia

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Flights to San Franciscofrom $49

Flights to Washington, D.C.from $49

Flights to Bostonfrom $77

Flights to Atlantafrom $29

Flights to Dallasfrom $55

Flights to Seattlefrom $93

Cheap flights from Chicago O'Hare Intl Airport to District of Columbia from $94

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Filter for what you want

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Find the cheapest flights from Chicago O'Hare Intl Airport to District of Columbia

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Chicago O'Hare Intl Airport to District of Columbia

Our best Frontier deals on Chicago O'Hare Intl Airport to District of Columbia flight tickets

United Airlines flights from Chicago O'Hare Intl Airport to District of Columbia

Our best United Airlines deals on Chicago O'Hare Intl Airport to District of Columbia flight tickets

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

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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to District of Columbia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

What is the cheapest day to depart on your flight to District of Columbia?

What is the cheapest time of day to depart on your flight to District of Columbia?

What is the cheapest Chicago O'Hare Intl to District of Columbia flight route?

Fly from Chicago O'Hare Intl to Baltimore/Washington for the best Chicago O'Hare Intl - District of Columbia flight prices

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

What cabin class options are available on Chicago O'Hare Intl to District of Columbia flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to District of Columbia flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to District of Columbia.

What is the cheapest airline that flies from Chicago O'Hare Intl to District of Columbia?

Frontier, JetBlue, and American Airlines are the most popular carriers operating from Chicago O'Hare Intl to District of Columbia

What airlines fly to District of Columbia?

How many flights depart from Chicago O'Hare Intl Airport to District of Columbia on average per day?

As of July 2025, there are 48 flights per day flying from Chicago O'Hare Intl Airport to District of Columbia. The most common time of day flights depart is 7:00PM, with 38% of flights taking off in the afternoon.

How many flights depart from Chicago O'Hare Intl Airport to District of Columbia on average per week?

As of July 2025, 341 flights take off from Chicago O'Hare Intl Airport and land in District of Columbia each week. The most common flight departure day for this route is Thu, with 24% of weekly flights taking off on this day.

Cheap Chicago O'Hare Intl Airport to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to District of Columbia

Best Price Found

Fastest flight time

Direct flights

Airports in District of Columbia

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to District of Columbia?

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to District of Columbia?

How old do you have to be to fly from Chicago O'Hare Intl Airport to District of Columbia?

What documentation or ID do you need to fly to District of Columbia?

What is the most popular plane model from Chicago O'Hare Intl Airport to District of Columbia?

Best airlines flying from Chicago O'Hare Intl Airport to District of Columbia

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to District of Columbia with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to District of Columbia?

Can I find flights from Chicago to District of Columbia with flexible booking policies on momondo?

How can momondo help me find flights from Chicago to District of Columbia?

I’m not ready to book a flight from Chicago to District of Columbia right now. Can momondo alert me if prices change?

An easier way to manage your District of Columbia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to District of Columbia

Popular cities in District of Columbia

Popular flights according to clicks in the last 7 days on momondo