Q: What is the typical price of a round-trip flight between Chicago and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $130 to $254. The lowest price recently found on this route was $59.

Question 1

What is the cheapest airline that flies from Chicago to Washington, D.C.?

Accepted Answer

Spirit Airlines, Frontier, and American Airlines are the most popular carriers operating from Chicago to Washington, D.C.

Question 2

What is the cheapest Chicago to Washington, D.C. flight route?

Accepted Answer

Fly from Chicago O'Hare Intl to Baltimore/Washington for the best Chicago - Washington, D.C. flight prices

Question 3

Which layover airport has the shortest travel time from Chicago to Washington, D.C.?

Accepted Answer

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 4h 40m.

Question 4

Which layover airport has the shortest connection time from Chicago to Washington, D.C.?

Accepted Answer

Detroit (DTW) has the shortest average layover time for this route: 1h 20m.

Question 5

How have Chicago to Washington, D.C. flight prices changed over time?

Accepted Answer

As of July 2025, prices for Chicago to Washington, D.C. flights are approximately 45% cheaper when compared to flights at the same time last year.

Question 6

Can stopping save me money on Chicago to Washington, D.C. flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Chicago to Washington, D.C..

Question 7

How far in advance should I book a flight to Washington, D.C.?

Accepted Answer

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

Question 8

What is the cheapest month to fly to Washington, D.C.?

Accepted Answer

The month of August is, on average, the cheapest month to fly to Washington, D.C. from Chicago, with most prices found around $183. If you’re not able to fly to Washington, D.C. in August, then September is your next best option. Flight prices from Chicago to Washington, D.C. during September average around $203.

Question 9

How many flights depart from Chicago to Washington, D.C. on average per day?

Accepted Answer

The number of flights available between Chicago and Washington, D.C. is 74 per day as of July 2025. The most frequent departure time is 7:00PM, with 38% of daily flights leaving in the afternoon.

Question 10

What is the typical price of a round-trip flight between Chicago and Washington, D.C.?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from $130 to $254.
The lowest price recently found on this route was $59.

Question 11

What cabin class options are available on Chicago to Washington, D.C. flights?

Accepted Answer

There are 4 cabin classes available to choose from on Chicago to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 12

What is the cheapest time of day to depart on your flight to Washington, D.C.?

Accepted Answer

In the morning is the cheapest time of day to fly from Chicago to Washington, D.C. when you can find flight prices for as low as $303. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $646. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 13

How many flights depart from Chicago to Washington, D.C. on average per week?

Accepted Answer

As of July 2025, there are 520 flights per week flying from Chicago to Washington, D.C.. The most common day of the week flights depart is Thu, with 24% of flights taking off on this day.

Question 14

What airlines fly to Washington, D.C.?

Accepted Answer

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Washington, D.C. from Chicago according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 6 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Question 15

Which airport is the most popular layover for flights between Chicago and Washington, D.C.?

Accepted Answer

Atlanta (ATL) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Question 16

Which layover airport offers the lowest fares from Chicago to Washington, D.C.?

Accepted Answer

Flights via Tampa (TPA) offer the lowest average round-trip price of $107.

Question 17

What is the cheapest day to depart on your flight to Washington, D.C.?

Accepted Answer

On average, the least expensive day to fly to Washington, D.C. from Chicago is on a Friday. momondo users have found tickets for Friday departures for as low as $298. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Washington, D.C. for around $462.

Question 18

Is flying the fastest way to get from Chicago to Washington, D.C.?

Accepted Answer

Based on just travel duration our users have found a flight from Chicago to Washington, D.C. to be the fastest option to their destination at just 1h 45m. If travel time is less of a concern you may want to look into booking some alternative forms of transportation like a train from Chicago to Washington, D.C. or a bus from Chicago to Washington, D.C..

Question 19

Is flying the cheapest way to get from Chicago to Washington, D.C.?

Accepted Answer

A flight from Chicago to Washington, D.C. is currently going to be the least expensive option currently available. You can also find deals for a train from Chicago to Washington, D.C. starting at $223, or consider a bus from Chicago to Washington, D.C. starting at $157. Both of these alternative options are worth considering when looking to reach your destination.

Question 20

When did momondo last update prices for flights from Chicago to Washington, D.C.?

Accepted Answer

Prices for flights from Chicago to Washington, D.C. were last updated today.

Question 21

How many operators does momondo search for flights from Chicago to Washington, D.C.?

Accepted Answer

As of July 2025, there are 6 operators available to choose from for flights from Chicago to Washington, D.C..

Question 22

How old do you have to be to fly from Chicago to Washington, D.C.?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Washington, D.C..

Question 23

What documentation or ID do you need to fly to Washington, D.C.?

Accepted Answer

The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best Price Found	$39
Fastest flight time	1h 45m
Direct flights	Every day
Airports in Washington, D.C.	3 airports

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $42	Free Cancellation	Rating 6.3 8,048 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $74	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

Cheap flights from Chicago to Washington, D.C. from $39

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Washington, D.C. departing on 9/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Chicago to Washington, D.C.

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What is the typical price of a round-trip flight between Chicago and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

What is the cheapest day to depart on your flight to Washington, D.C.?

What is the cheapest time of day to depart on your flight to Washington, D.C.?

What is the cheapest Chicago to Washington, D.C. flight route?

Fly from Chicago O'Hare Intl to Baltimore/Washington for the best Chicago - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

What cabin class options are available on Chicago to Washington, D.C. flights?

There are 4 cabin classes available to choose from on Chicago to Washington, D.C. 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 to Washington, D.C. flights?

No. A direct flight is the cheapest option for a flight between Chicago to Washington, D.C..

How have Chicago to Washington, D.C. flight prices changed over time?

As of July 2025, prices for Chicago to Washington, D.C. flights are approximately 45% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Chicago to Washington, D.C.?

Spirit Airlines, Frontier, and American Airlines are the most popular carriers operating from Chicago to Washington, D.C.

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Chicago and Washington, D.C.?

Atlanta (ATL) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago to Washington, D.C.?

Flights via Tampa (TPA) offer the lowest average round-trip price of $107.

Which layover airport has the shortest travel time from Chicago to Washington, D.C.?

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 4h 40m.

Which layover airport has the shortest connection time from Chicago to Washington, D.C.?

Detroit (DTW) has the shortest average layover time for this route: 1h 20m.

How many flights depart from Chicago to Washington, D.C. on average per day?

The number of flights available between Chicago and Washington, D.C. is 74 per day as of July 2025. The most frequent departure time is 7:00PM, with 38% of daily flights leaving in the afternoon.

How many flights depart from Chicago to Washington, D.C. on average per week?

As of July 2025, there are 520 flights per week flying from Chicago to Washington, D.C.. The most common day of the week flights depart is Thu, with 24% of flights taking off on this day.

When to book flights from Chicago to Washington, D.C.

Cheap Chicago to Washington, D.C. (CHI to WAS) flight deals and tips

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Is flying the fastest way to get from Chicago to Washington, D.C.?

Is flying the cheapest way to get from Chicago to Washington, D.C.?

How far is Chicago to Washington, D.C. by plane?

When did momondo last update prices for flights from Chicago to Washington, D.C.?

How many operators does momondo search for flights from Chicago to Washington, D.C.?

How old do you have to be to fly from Chicago to Washington, D.C.?

What documentation or ID do you need to fly to Washington, D.C.?

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What is the most popular airline from Chicago to Washington, D.C.?

Best airlines flying from Chicago to Washington, D.C.

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