Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Chicago to Washington, D.C.
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Frontier flights from Chicago to Washington, D.C.
Our best Frontier deals on Chicago to Washington, D.C. flight tickets
Delta flights from Chicago to Washington, D.C.
Our best Delta deals on Chicago to Washington, D.C. flight tickets
See travel insights to Washington, D.C. from
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 typical price of a round-trip flight between Chicago and Washington, D.C.?
What is the cheapest month to fly to Washington, D.C.?
The cheapest month to fly to Washington, D.C. from Chicago is in August. Flight prices, which tend to average around £161, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. in August, then you should wait until September to fly from Chicago, when ticket prices are also cheap, with an average price of £161.
What is the cheapest day to depart on your flight to Washington, D.C.?
On average, the least expensive day to fly to Washington, D.C. from Chicago is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £0. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £567.
What is the cheapest time of day to depart on your flight to Washington, D.C.?
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 £324. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Flights to Washington, D.C. are more costly at midday, with an average ticket price of £1,350. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Chicago to Washington, D.C. flight route?
Fly from Chicago O'Hare Intl to Washington, D.C. Reagan-National 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 25 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around £249 when searching 25 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 £191 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 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 67 per day as of February 2025. The most frequent departure time is 18:00, with 36% of daily flights leaving at midday.
How many flights depart from Chicago to Washington, D.C. on average per week?
As of February 2025, there are 475 flights per week flying from Chicago to Washington, D.C.. The most common day of the week flights depart is Thu, with 18% 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
Find info about flight duration, direct flights, and airports for your flight from Chicago to Washington, D.C.
Best price found | £63 |
|---|---|
Fastest flight time | 1h 48m |
Direct flights | Every day |
Airports in Washington, D.C. | 3 airports |
Is flying the fastest way to get from Chicago to Washington, D.C.?
At 1h 48m, choosing to opt for a flight from Chicago to Washington, D.C. for this trip as opposed to a train from Chicago to Washington, D.C. or a bus from Chicago to Washington, D.C. can save you time on travel.
Is flying the cheapest way to get from Chicago to Washington, D.C.?
Planning to book a flight from Chicago to Washington, D.C. can be a safe bet when looking for a low-cost deal to your destination. Currently, a train and a bus are priced higher than the cost of a flight. You can search prices for a train from Chicago starting at £170 to Washington, D.C. or a bus from Chicago to Washington, D.C. starting at £147 if that is your preferred method of transportation.
How far is Chicago to Washington, D.C. by plane?
The straight-line distance from Chicago to Washington, D.C. is 593.1 mi. Flights usually cover this in 1h 48m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago to Washington, D.C.?
Prices for flights from Chicago to Washington, D.C. refresh daily.
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 layovers. 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 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.
What is the most popular plane model from Chicago to Washington, D.C.?
Based on momondo bookings for flights between Chicago and Washington, D.C., the leading plane model is Boeing 737-800, making up 16.23% of the total bookings. Other popular models include Airbus A319 with 13.29%, Airbus A320-100/200 with 12.41%, and Boeing 737 MAX 8 with 9.51%.
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.?
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 Washington, D.C. for you.
Can I find flights from Chicago to Washington, D.C. with flexible booking policies on momondo?
Yes. All flights to Washington, D.C. from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Chicago to Washington, D.C.?
momondo helps you find the best flight between Chicago and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
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.