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How to get the cheapest flight ticket from Chicago to Washington, D.C.
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 Washington, D.C.?
In general, August is the cheapest month to fly from Chicago to Washington, D.C.. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R3 713. If you aren’t able to travel during the month of August, then book flights to Washington, D.C. from Chicago during September instead. Flights to Washington, D.C. in September, while not as cheap as those in August, still average around R3 713.
What is the cheapest time of day to depart on your flight to Washington, D.C.?
Flying to Washington, D.C. from Chicago in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as R0 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at midday when prices are R27 688 on average. Flights to Washington, D.C. from Chicago at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Chicago to Washington, D.C. flight route?
Fly from Chicago Midway 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.?
You are more likely to see cheaper flights to Washington, D.C. from Chicago when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around R5 118 when searching 15 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 R3 091 on momondo.
What cabin class options are available on Chicago to Washington, D.C. flights?
There are 2 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.
How have Chicago to Washington, D.C. flight prices changed over time?
As of March 2025, prices for Chicago to Washington, D.C. flights are approximately 39% cheaper when compared to flights at the same time last year.
When to book flights from Chicago to Washington, D.C.
Cheap Chicago to Washington, D.C. (CHI to WAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Washington, D.C.
How far is Chicago to Washington, D.C. by plane?
There are 954,5 km between Chicago and Washington, D.C..
When did momondo last update prices for flights from Chicago to Washington, D.C.?
Prices for flights from Chicago to Washington, D.C. are refreshed on a daily basis.
How old do you have to be to fly from Chicago to Washington, D.C.?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago to Washington, D.C.?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Washington, D.C. is Boeing 737-800, representing 14,84% of all bookings. The subsequent popular models are Airbus A319 at 14,02%, Airbus A320-100/200 at 12,65%, and Boeing 737 MAX 8 at 9,46%.
Travelling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Chicago to Washington, D.C.?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Washington, D.C. . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Chicago to Washington, D.C. with flexible booking policies on momondo?
All flight searches from Chicago to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Chicago to Washington, D.C.?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Washington, D.C..
I’m not ready to book a flight from Chicago to Washington, D.C. right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Chicago to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.