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Cheap Flights from Chicago (CHI) to Washington, D.C. (WAS)

Compare Chicago to Washington, D.C. flight deals

Find the cheapest month or even day of the year to fly to Washington, D.C.

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Flight deals from Chicago to Washington, D.C.

Looking for a cheap last-minute deal or the best round-trip flight from Chicago to Washington, D.C.? Find the lowest prices on one-way and round-trip tickets right here.
Washington, D.C..$57 per passenger.Departing Wed, May 22, returning Wed, May 29.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Chicago Midway on Wed, May 22, arriving in Baltimore Washington International.Inbound direct flight with Frontier Airlines departing from Baltimore Washington International on Wed, May 29, arriving in Chicago Midway.Price includes taxes and charges.From $57, select.
Washington, D.C..$58 per passenger.Departing Sat, Jul 20, returning Sat, Jul 27.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Chicago Midway on Sat, Jul 20, arriving in Baltimore Washington International.Inbound direct flight with Frontier Airlines departing from Baltimore Washington International on Sat, Jul 27, arriving in Chicago Midway.Price includes taxes and charges.From $58, select.
Washington, D.C..$61 per passenger.Departing Wed, May 29, returning Sat, Jun 8.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Chicago Midway on Wed, May 29, arriving in Baltimore Washington International.Inbound direct flight with Frontier Airlines departing from Baltimore Washington International on Sat, Jun 8, arriving in Chicago Midway.Price includes taxes and charges.From $61, select.
Washington, D.C..$61 per passenger.Departing Sat, Sep 14, returning Sat, Sep 28.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Chicago Midway on Sat, Sep 14, arriving in Baltimore Washington International.Inbound direct flight with Frontier Airlines departing from Baltimore Washington International on Sat, Sep 28, arriving in Chicago Midway.Price includes taxes and charges.From $61, select.
Washington, D.C..$61 per passenger.Departing Sat, Aug 10, returning Sat, Aug 17.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Chicago Midway on Sat, Aug 10, arriving in Baltimore Washington International.Inbound direct flight with Frontier Airlines departing from Baltimore Washington International on Sat, Aug 17, arriving in Chicago Midway.Price includes taxes and charges.From $61, select.
Washington, D.C..$66 per passenger.Departing Sat, Jun 8, returning Sat, Jun 15.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Chicago Midway on Sat, Jun 8, arriving in Baltimore Washington International.Inbound direct flight with Frontier Airlines departing from Baltimore Washington International on Sat, Jun 15, arriving in Chicago Midway.Price includes taxes and charges.From $66, select.
Washington, D.C..$68 per passenger.Departing Wed, Oct 16, returning Sat, Oct 19.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Chicago Midway on Wed, Oct 16, arriving in Baltimore Washington International.Inbound direct flight with Frontier Airlines departing from Baltimore Washington International on Sat, Oct 19, arriving in Chicago Midway.Price includes taxes and charges.From $68, select.
Washington, D.C..$74 per passenger.Departing Fri, Jun 7, returning Mon, Aug 12.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Chicago Midway on Fri, Jun 7, arriving in Baltimore Washington International.Inbound direct flight with Frontier Airlines departing from Baltimore Washington International on Mon, Aug 12, arriving in Chicago Midway.Price includes taxes and charges.From $74, select.

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Find the cheapest month to fly from Chicago to Washington, D.C.

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to Washington, D.C. flights are currently cheapest in May.
May
from $57
Jun
from $66
Jul
from $58
Aug
from $61
Sep
from $61
Oct
from $68
Nov
from $137
Dec
from $278
Jan
from $210
Feb
Find prices
Mar
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Apr
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Direct flights from Chicago to Washington, D.C.

Alternative Chicago to Washington, D.C. routes

Looking for the cheapest, fastest or easiest route from Chicago to Washington, D.C.? You could fly into the following airports instead.

Chicago to Washington, D.C.: Flight information

The things to know before you go.
Cheapest flight found$57
Cheapest month to flyMay
Average flight time1 hr, 53 mins
Most popular airlineSouthwest Airlines
Average flights per week783

Finding cheap flights from Chicago to Washington, D.C.: Frequently asked questions

There are 5 airports in Washington, D.C.: Washington Ronald Reagan, Washington Dulles, Baltimore Washington International, Manassas, and Baltimore Glenn L Martin.
The best price we found for a round-trip flight from Chicago to Washington, D.C. is $57. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 53 minutes is the average flight time from Chicago to Washington, D.C..
Southwest Airlines, United and American Airlines fly direct from Chicago to Washington, D.C..
There are 815 flights per week flying from Chicago to Washington, D.C., as of May 2024.
The cheapest month to fly from Chicago to Washington, D.C. is usually May.
If you're flying from Chicago, the cheapest airport near Washington, D.C. is Baltimore Washington International – which is 27.1 miles away from the center of Washington, D.C.. We've found flights to this airport from $57.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Washington, D.C. on Wednesday, May 22, 2024.
Yes – the average flight time is 1 hour and 53 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington, D.C. but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Washington, D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 62°F. July is typically the warmest month in Washington, D.C., when it usually averages around 88°F. You can expect the least rain in February. The coldest month is January, with temperatures averaging 25°F. The rainiest month is September.
The cheapest airline that flies to Washington, D.C. is Frontier Airlines.

Chicago and Washington D.C. are closely related cousins with their fair share of unique history and fascinating sights to see. While Chicago has etched its place in history with stories of famous mobsters, criminals, and the true pioneer spirit, Washington D.C. is where modern politics and international criminal justice efforts were born. From centuries old government buildings to landmarks featuring the forefathers of America, Washington D.C. is a must-see place and Skyscanner will help you get there for the cheapest travel rates around!

Cheap Flights from Chicago

Chicago has two main airports that provide flights to Washington D.C. O'Hare International Airport is the fourth largest airport in the world and provides flights to millions of customers each year. It is located close to the city center and you can ride the Blue Line of Chicago train to the main terminal and avoid the hassles of trying to reserve short-term or long-term parking. This airport provides non-stop flights to Washington D.C. via Spirit Airlines and United Airlines. While waiting for your flight, you can relax at one of the five different lounges offered, get pampered at the day spa, get some exercise, and enjoy world-class dining and shopping.

Chicago Midway International Airport is also a good choice for booking your flight. This airport was built in 1923 and has historical significance in the area. It is smaller in size and offers non-stop flights to Washington D.C. via Southwest Airlines. Chicago Midway International Airport offers a variety of local and national chain restaurants as well as gift shops to wander through while you are waiting.

Arriving in Washington D.C.

There are three major airports that serve the Washington D.C. area. Baltimore Washington International Airport is located approximately 35 miles from the metro D.C. area and is a good choice if you are staying in the northern region of the city. Ronald Reagan International Airport is approximately 5 miles from Washington D.C. and is located in Arlington, Virginia. Washington Dulles International Airport is located approximately 26 miles from Washington D.C. and is also located in Virginia.

Each of these airports offers plenty of ground transportation options to get you to your final destination without any stress. You can catch a cab, ride a bus, take the train, or pick up your car rental at the terminals.

Washington D.C. Travel Tips

Washington D.C. is a great vacation destination for people who want to learn about the history of America and have a tight budget. Many of the attractions in the city are free or low cost. If your travel plans are flexible, visit during the fall and spring months to avoid all of the summertime tourist crowds. Washington D.C. has a pleasant maritime climate that boasts snowy winters and sunny summer weather. Check the weather forecast before your visit so you will know exactly what to pack in your suitcase.

Attractions in Washington D.C.

Washington D.C. is loaded with historic attractions, so you should plan out your visit before heading there. Be sure to check out The White House, The Smithsonian Institute, and The Lincoln Memorial. You can purchase tickets for guided sightseeing tours where you can ride around to all of the famous monuments and buildings while listening to interesting narrations by expert guides. This area is also bicycle friendly, so you can get some exercise while exploring.


Plan the rest of your trip from Chicago to Washington, D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.