Cheap flights from Chicago to Washington, D.C. from $81
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 5/25. 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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United Airlines flights from Chicago to Washington, D.C. Reagan-National Airport
Our best United Airlines deals on Chicago to Washington, D.C. Reagan-National Airport flight tickets
JetBlue flights from Chicago to Washington, D.C. Reagan-National Airport
Our best JetBlue deals on Chicago to Washington, D.C. Reagan-National Airport flight tickets
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Chicago to Washington, D.C. Reagan-National Airport
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. Reagan-National Airport?
The month of August is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Chicago, with most prices found around $257. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $265.
What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?
The cheapest day to depart from Chicago to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $272. Flights from Chicago to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $364. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?
Our data shows that the cheapest Chicago to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $284. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the afternoon when prices are around $304.
What is the cheapest Chicago to Washington, D.C. Reagan-National flight route?
Fly from Chicago Midway to Washington, D.C. Reagan-National for the best Chicago - Washington, D.C. Reagan-National flight prices
How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?
You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Chicago when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $288 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Chicago for as low as $220 on momondo.
What cabin class options are available on Chicago to Washington, D.C. Reagan-National flights?
There are 4 cabin classes available to choose from on Chicago to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Chicago to Washington, D.C. Reagan-National?
United Airlines, Southwest, and JetBlue are the most popular carriers operating from Chicago to Washington, D.C. Reagan-National
What airlines fly to Washington, D.C. Reagan-National Airport?
American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Chicago according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 5 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Chicago to Washington, D.C. Reagan-National Airport on average per day?
As of April 2025, 32 flights take off from Chicago and land in Washington, D.C. Reagan-National Airport each day. The most common flight departure time for this route is 7:00PM, with 40% of daily flights taking off at noon.
How many flights depart from Chicago to Washington, D.C. Reagan-National Airport on average per week?
As of April 2025, there are 224 flights per week flying from Chicago to Washington, D.C. Reagan-National Airport. The most common day of the week flights depart is Wed, with 24% of flights taking off on this day.
When to book flights from Chicago to Washington, D.C. Reagan-National Airport
Cheap Chicago to Washington, D.C. Reagan-National Airport (CHI to DCA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Washington, D.C. Reagan-National Airport
How far is Chicago to Washington, D.C. Reagan-National by plane?
The distance between Chicago and Washington, D.C. Reagan-National is about 594.5 mi. 1h 40m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago to Washington, D.C. Reagan-National Airport?
Prices for flights from Chicago to Washington, D.C. Reagan-National Airport are updated daily.
How many operators does momondo search for flights from Chicago to Washington, D.C. Reagan-National Airport?
There are 5 operators available for flights from Chicago to Washington, D.C. Reagan-National Airport as of April 2025.
How old do you have to be to fly from Chicago to Washington, D.C. Reagan-National Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The necessary travel and health documents for your Washington, D.C. Reagan-National Airport 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 license 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. Reagan-National Airport?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Washington, D.C. Reagan-National Airport is Boeing 737-800, representing 18.65% of all bookings. The subsequent popular models are Airbus A319 at 17.01%, Airbus A320-100/200 at 14.70%, and Boeing 737 MAX 8 at 10.43%.
What is the most popular airline from Chicago to Washington, D.C. Reagan-National Airport?
momondo data reveals that the most frequently booked airline on the route from Chicago to Washington, D.C. Reagan-National Airport is United Airlines, representing 40% of all bookings. The subsequent popular airlines are American Airlines at 40%, Southwest at 18%, and Frontier at 2%.
Best airlines flying from Chicago to Washington, D.C. Reagan-National Airport
Compare and see reviews for airlines that fly from Chicago to Washington, D.C. Reagan-National Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $68 | Free Cancellation | Rating 5.9 3,287 reviews | |||
| PriceFrom $160 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $166 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $178 | Free Cancellation | Rating 8.0 4,294 reviews | |||
| PriceFrom $182 | Free Cancellation | Rating 7.4 8,696 reviews |
Southwest Flights From Chicago to Washington, D.C. Reagan-National Airport
Southwest flight deals from Chicago to Washington, D.C. Reagan-National Airport start from $178 round-trip. Over the 31 Southwest flights for this route in a normal week, average airfare is usually $319 round-trip - but some users have found much cheaper deals with momondo.
United Airlines Flights From Chicago to Washington, D.C. Reagan-National Airport
Across 8,696 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Chicago to Washington, D.C. Reagan-National Airport about 33 times each week, with ticket deals ranging from $182 to $300. Price data is based on momondo searches in the last 72 hours.
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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?
momondo does allow users to show only those flights to Washington, D.C. from Chicago which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Chicago to Washington, D.C.?
Once all potential Chicago to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
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.