United Airlines
Every day
starting at $99
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Washington to Chicago. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
The cost of a one-way flight from Washington to Chicago ranges from $97 (September 2026) to $172 (May 2027). On average, the ticket price is about $144–$317.
A non-stop flight is the most convenient and comfortable way to fly from Washington to Chicago, despite the fact that sometimes flights with transfers can cost significantly less.
The only airline operating direct flights from Washington to Chicago is United Airlines. Flights operate every day.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Tickets from Washington to Chicago are getting more expensive each month. From September 2026 to July 2027, the increase reached 58%, with prices now at $154. It's unlikely to get cheaper than the current level.
The most significant price increase was from September 2026 to May 2027 — up 77%. The best time to fly is September 2026–October 2026, when the average price is $116. In February 2027–May 2027, tickets cost around $168.
Given the rising prices, it's best not to delay your purchase. Flying in September 2026–October 2026 can save you up to 31% compared to the most expensive months.
Price variation across months on this route is 18.5%. Your choice of departure month significantly affects the total flight cost.
United Airlines
Every day
starting at $99
All airports
Washington — Chicago
09/27/2026
Departure
Direct flight
UA1888
starting at $272
Washington — Chicago
09/28/2026
Departure
Direct flight
WN1413
starting at $336
Washington — Chicago
09/29/2026
Departure
Direct flight
AA3148
starting at $257
Washington — Chicago
10/01/2026
Departure
Direct flight
AA4541
starting at $321
Washington — Chicago
02/11/2027
Departure
Direct flight
WN1364
starting at $139
Washington — Chicago
10/12/2026
Departure
Direct flight
UA2331
starting at $248
Washington — Chicago
10/17/2026
Departure
Direct flight
AA4516
starting at $170
Washington — Chicago
10/18/2026
Departure
Direct flight
AA4125
starting at $153
Washington — Chicago
12/30/2026
Departure
Direct flight
UA1252
starting at $117
Washington — Chicago
07/06/2027
Departure
Direct flight
AA2070
starting at $313
starting at $106
starting at $139
starting at $153
starting at $77
More than 4 airlines operate flights from Washington to Chicago, including United Airlines, Southwest Airlines, American Airlines, and Frontier Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $77, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
The cheapest flight ticket from Washington to Chicago according to data for the last 48 hours costs $77
Often the best time to buy tickets from Washington to Chicago is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Washington to Chicago can be found flying in these months: September, October, July.
The fastest flights from Washington to Chicago start from 2 hours 17 minutes in the air.
The following airlines operate direct flights on the route Washington — Chicago: United Airlines, Southwest Airlines, American Airlines
The cheapest one-way flight from Washington to Chicago departs on 10/17/2026, is operated by Frontier Airlines and costs $77
The cheapest roundtrip flight from Washington to Chicago departs on 10/08/2026, is operated by Frontier Airlines and costs $153
Fastest flight from Washington to Chicago takes 2h 17m
There are direct flights on this route 6 days a week: Su, Mo, Tu, We, Th, and Sa
The distance between Washington and Chicago is 955km (592 miles). The average flight duration is 2h 20m. There are 220 direct flights from Washington to Chicago. The time difference between Washington and Chicago is 1h. Flights from Washington begin at 6:15 AM. The latest flight from Washington departs at 10:40 PM
We couldn't find any special offers for flights from Washington to Chicago