Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Chicago to Washington
The cheapest flights right now
Chicago – Washington
Outbound – Nov 6, 2026
direct
1h 49m Return – Nov 10, 2026
direct
2h 15m $297
3 days ago
Chicago – Washington
Outbound – Nov 12, 2026
direct
1h 45m Return – Nov 16, 2026
direct
2h 5m $295
2 days ago
Chicago – Washington
Outbound – Nov 12, 2026
direct
1h 57m Return – Nov 16, 2026
direct
2h 30m $173
2 days ago
Chicago – Washington
Outbound – Nov 12, 2026
direct
1h 57m Return – Nov 16, 2026
direct
2h 30m $172
today
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$136
Average price of a round trip
$260
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
2h0
A flight from Chicago to Washington takes on average 2h0.
Best time
January
According to user searches, the ideal month to go to Washington is January.
What is the cheapest month for this flight?
Monthly price data (Table View)
October
Oct
$189
November
Nov
$314
December
Dec
$299
January
Jan
$301
February
Feb
March
Mar
April
Apr
$0
May
May
$0
June
Jun
$120
July
Jul
$243
August
Aug
$0
September
Sep
$201
* The prices shown are an average per month of the prices found by Liligo users during the last 30 days.
The best flight deals for a weekend
Chicago – Washington
Outbound – Nov 6, 2026
direct
1h 49m Return – Nov 8, 2026
direct
2h 22m $333
2 days ago
Chicago – Washington
Outbound – Nov 28, 2026
direct
1h 50m Return – Dec 1, 2026
direct
2h 5m $329
3 days ago
Chicago – Washington
Outbound – Nov 5, 2026
direct
1h 57m Return – Nov 8, 2026
direct
2h 30m $229
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Tips for finding a cheap flight from Chicago to Washington
Check out our tips for booking your flight to Washington (USA) from Chicago (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is September, with an average flight ticket price of $120 (calculation over the last two years). The most touristic season corresponds to the months of October, December and September.
For the cheapest flights, it is advisable to buy your ticket at least 47 days before the departure date.
The airline offering the cheapest flight tickets is Frontier Airlines. A ticket from the airline Frontier Airlines to Washington costs on average $233.
The airlines that offer the most flights are American Airlines, United Airlines and Southwest Airlines.
Price of flight tickets from Chicago to Washington
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $136 to $547
- The average price of a flight ticket is about $260
- Prices are lowest for stays in the month of September
- The month in which booking a ticket is cheaper is: November
info departure city :
Chicago, USA
airports :
Chicago-Merrill C. Meigs Field Airport (CGX)
Chicago FSS (CHI)
Chicago-Midway International Airport (MDW)
Chicago-O'Hare International Airport (ORD)
local time :
Chicago is a city in the country USA, the time zone is [[timezone]]. In Chicago, it is currently {fromLocalTime}, the temperature is on average 16°C, with a minimum of 15°C and a maximum of 18°C.
The city of Chicago (CHI) has 4 airport(s): Chicago-Merrill C. Meigs Field, Chicago FSS, Chicago-Midway and Chicago-O'Hare
destination info :
Washington, USA
airports :
Ronald Reagan Washington National Airport (DCA)
Dulles International Airport (IAD)
College Park Airport (CGS)
local time :
Washington is in the country USA, the time zone is [[timezone]]. In Washington, it is currently {toLocalTime}, the temperature is on average 19°C, with a minimum of 16°C and a maximum of 23°C.
The city of Washington (WAS) has 3 airport(s): Ronald Reagan Washington, Dulles and College Park
Useful info about Washington
What is the least touristic period to go to Washington?
If you want to visit Washington during the least touristic period, choose the month of January.
What is the most popular time to travel to Washington?
In Washington, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Chicago to Washington?
According to our data, it is recommended to book your flight 47 days before your departure. If you book your flight ticket 7 weeks before your departure, you may find a price below average. You can also choose morning flights that are 100% cheaper than afternoon and evening flights. The cheapest day to book a flight from Chicago to Washington is Thursday.
What are the arrival and destination airports when traveling between Chicago and Washington?
When you leave, you can leave from Chicago-Midway or Chicago-O'Hare, and you will arrive at Baltimore/Washington Thurgood Marshall, Ronald Reagan Washington or Dulles.
How to reach Chicago airport from the city centre?
The airport Chicago-Merrill C. Meigs Field is located 4 km, Chicago FSS is located 29 km, Chicago-Midway is located 12 km or Chicago-O'Hare is located 29 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Chicago to Washington?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Chicago and Washington?
In summer, the average temperature is 25°C in Washington and 22°C in Chicago. The average rainfall in summer is 133 mm in Washington and 145 mm in Chicago. In summer, it is warmer in Washington and it rains less in Washington. In winter, it is colder in Washington and it rains more in Washington.
