Cheap flights from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport 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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Frontier flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport
Our best Frontier deals on Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport flight tickets
United Airlines flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport
Our best United Airlines deals on Chicago O'Hare Intl Airport 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 O'Hare Intl Airport 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 O'Hare Intl Airport, with most prices found around $243. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $249.
What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?
The cheapest day to depart from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport 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 O'Hare Intl Airport 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 O'Hare Intl to Washington, D.C. Reagan-National flight route?
Fly from Chicago O'Hare Intl to Washington, D.C. Reagan-National for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport 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 O'Hare Intl Airport for as low as $220 on momondo.
What cabin class options are available on Chicago O'Hare Intl to Washington, D.C. Reagan-National flights?
There are 4 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl to Washington, D.C. Reagan-National?
United Airlines, JetBlue, and Southwest are the most popular carriers operating from Chicago O'Hare Intl to Washington, D.C. Reagan-National
What airlines fly to Washington, D.C. Reagan-National Airport?
American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Chicago O'Hare Intl Airport according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 4 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 O'Hare Intl Airport to Washington, D.C. Reagan-National Airport on average per day?
The number of flights available between Chicago O'Hare Intl Airport and Washington, D.C. Reagan-National Airport is 27 per day as of April 2025. The most frequent departure time is 7:00PM, with 40% of daily flights leaving at noon.
How many flights depart from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport on average per week?
As of April 2025, 192 flights take off from Chicago O'Hare Intl Airport and land in Washington, D.C. Reagan-National Airport each week. The most common flight departure day for this route is Tue, with 25% of weekly flights taking off on this day.
When to book flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport
Cheap Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport (ORD to DCA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport
How far is Chicago O'Hare Intl to Washington, D.C. Reagan-National by plane?
Washington, D.C. Reagan-National is 610.2 mi away from Chicago O'Hare Intl. 1h 50m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport?
Prices for flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport?
There are 4 operators available for flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport as of April 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for flights between Chicago O'Hare Intl Airport and Washington, D.C. Reagan-National Airport, the leading plane model is Boeing 737-800, making up 19.70% of the total bookings. Other popular models include Airbus A319 with 17.79%, Airbus A320-100/200 with 15.52%, and Boeing 737 MAX 8 with 9.19%.
What is the most popular airline from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport is American Airlines (53% of total bookings). The next most popular airlines are United Airlines (46%), Frontier (1%), and Delta (1%).
Best airlines flying from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport 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 7,936 reviews | |||
| PriceFrom $182 | Free Cancellation | Rating 7.4 8,696 reviews |
United Airlines Flights From Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport
United Airlines is one of the most popular airlines flying from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport, operating 62 flights/week on average for this route. A good United Airlines flight deal for Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport starts from $182 round-trip, up to an average price of $300. Our users have rated United Airlines at 7.4/10.
American Airlines Flights From Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport
$160 is the best American Airlines flight deal from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $269, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 10,000 user reviews) flies into Washington, D.C. Reagan-National Airport from Chicago O'Hare Intl Airport 49 times in an average week so prices can vary.
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Why should I use momondo to find a flight deal from Chicago to Washington, D.C.?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Washington, D.C.. momondo saves you time and could save you money on your trip.
Can I find flights from Chicago to Washington, D.C. with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Washington, D.C. from Chicago with this policy.
How can momondo help me find flights from Chicago to Washington, D.C.?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Chicago.
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 offers price alerts on flights to Washington, D.C. from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.