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Cheap flights Chicago to Washington

1 passenger, economy

Cheap flights Chicago to Washington

Compare prices, duration and stops

Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Mon, 14 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Mon, 14 sep
109 £
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Mon, 14 sep
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Mon, 14 sep
104 £
Frontier Airlines
F9 1341
11:00
Chicago, O'Hare International Airport (ORD)
Tue, 15 sep
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Tue, 15 sep
110 £
Frontier Airlines
F9 1483 🔥 Hot deal
11:30
Chicago, O'Hare International Airport (ORD)
Tue, 15 sep
9h 29min
1 stop
20:59
Washington, Ronald Reagan National Airport (DCA)
Tue, 15 sep
110 £
Frontier Airlines
F9 1341
11:00
Chicago, O'Hare International Airport (ORD)
Wed, 16 sep
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Wed, 16 sep
111 £
Southwest Airlines
WN 966
18:55
Chicago, Chicago Midway International Airport (MDW)
Wed, 16 sep
8h 20min
1 stop
03:15
Washington, Ronald Reagan National Airport (DCA)
Thu, 17 sep +1
75 £
Frontier Airlines
F9 4064 Best price
11:20
Chicago, O'Hare International Airport (ORD)
Thu, 17 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Thu, 17 sep
32 £
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Thu, 17 sep
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Thu, 17 sep
103 £
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Fri, 18 sep
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Fri, 18 sep
109 £
Frontier Airlines
F9 4064
17:56
Chicago, O'Hare International Airport (ORD)
Sat, 19 sep
2h 12min
Direct
20:08
Baltimore, Wash Thurgood Marshall (BWI)
Sat, 19 sep
96 £
Frontier Airlines
F9 2145
00:32
Chicago, O'Hare International Airport (ORD)
Sun, 20 sep
9h 48min
1 stop
10:20
Washington, Washington Dulles International Airport (IAD)
Sun, 20 sep
91 £
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Sun, 20 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Sun, 20 sep
114 £
Southwest Airlines
WN 3100
10:45
Chicago, Chicago Midway International Airport (MDW)
Mon, 21 sep
1h 45min
Direct
12:30
Washington, Ronald Reagan National Airport (DCA)
Mon, 21 sep
66 £
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Mon, 21 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Mon, 21 sep
44 £
American Airlines
AA 495
11:55
Chicago, O'Hare International Airport (ORD)
Mon, 21 sep
2h 4min
Direct
13:59
Washington, Ronald Reagan National Airport (DCA)
Mon, 21 sep
124 £
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Mon, 21 sep
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Mon, 21 sep
116 £
Southwest Airlines
WN 1223
02:00
Chicago, Chicago Midway International Airport (MDW)
Tue, 22 sep
1h 55min
Direct
03:55
Washington, Ronald Reagan National Airport (DCA)
Tue, 22 sep
69 £
Frontier Airlines
F9 1341
11:00
Chicago, O'Hare International Airport (ORD)
Tue, 22 sep
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Tue, 22 sep
123 £
Frontier Airlines
F9 1341 🔥 Hot deal
11:00
Chicago, O'Hare International Airport (ORD)
Wed, 23 sep
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Wed, 23 sep
69 £
Frontier Airlines
F9 1596
11:20
Chicago, O'Hare International Airport (ORD)
Wed, 23 sep
9h 58min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Wed, 23 sep
86 £
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Thu, 24 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Thu, 24 sep
83 £
Frontier Airlines
F9 1483
11:30
Chicago, O'Hare International Airport (ORD)
Thu, 24 sep
9h 29min
1 stop
20:59
Washington, Ronald Reagan National Airport (DCA)
Thu, 24 sep
100 £
American Airlines
AA 315
14:53
Chicago, O'Hare International Airport (ORD)
Thu, 24 sep
2h 5min
Direct
16:58
Washington, Ronald Reagan National Airport (DCA)
Thu, 24 sep
125 £
Frontier Airlines
F9 1596 🔥 Hot deal
15:26
Chicago, O'Hare International Airport (ORD)
Thu, 24 sep
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Thu, 24 sep
101 £
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Fri, 25 sep
5h 20min
1 stop
20:46
Baltimore, Wash Thurgood Marshall (BWI)
Fri, 25 sep
111 £
Frontier Airlines
F9 2145
00:32
Chicago, O'Hare International Airport (ORD)
Sun, 27 sep
9h 48min
1 stop
10:20
Washington, Washington Dulles International Airport (IAD)
Sun, 27 sep
87 £
Frontier Airlines
F9 1341 🔥 Hot deal
11:00
Chicago, O'Hare International Airport (ORD)
Tue, 29 sep
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Tue, 29 sep
73 £
Frontier Airlines
F9 1483
11:30
Chicago, O'Hare International Airport (ORD)
Tue, 29 sep
9h 29min
1 stop
20:59
Washington, Ronald Reagan National Airport (DCA)
Tue, 29 sep
60 £
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Fri, 2 oct
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Fri, 2 oct
80 £
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Sun, 4 oct
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Sun, 4 oct
103 £
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Mon, 5 oct
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Mon, 5 oct
53 £
Frontier Airlines
F9 1341
11:00
Chicago, O'Hare International Airport (ORD)
Wed, 7 oct
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Wed, 7 oct
88 £
Frontier Airlines
F9 1596
11:20
Chicago, O'Hare International Airport (ORD)
Wed, 7 oct
9h 58min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Wed, 7 oct
92 £
Frontier Airlines
F9 2292
11:21
Chicago, Chicago Midway International Airport (MDW)
Thu, 8 oct
9h 52min
1 stop
21:13
Washington, Washington Dulles International Airport (IAD)
Thu, 8 oct
102 £
Frontier Airlines
F9 1483
11:30
Chicago, O'Hare International Airport (ORD)
Thu, 8 oct
14h 29min
1 stop
01:59
Washington, Ronald Reagan National Airport (DCA)
Fri, 9 oct +1
107 £
Southwest Airlines
WN 2406
01:45
Chicago, Chicago Midway International Airport (MDW)
Fri, 9 oct
1h 45min
Direct
03:30
Washington, Ronald Reagan National Airport (DCA)
Fri, 9 oct
60 £
Frontier Airlines
F9 4064
12:00
Chicago, O'Hare International Airport (ORD)
Fri, 9 oct
2h 14min
Direct
14:14
Baltimore, Wash Thurgood Marshall (BWI)
Fri, 9 oct
74 £
Southwest Airlines
WN 4320
17:50
Chicago, Chicago Midway International Airport (MDW)
Fri, 9 oct
1h 50min
Direct
19:40
Washington, Ronald Reagan National Airport (DCA)
Fri, 9 oct
181 £
Southwest Airlines
WN 2851
01:55
Chicago, Chicago Midway International Airport (MDW)
Sat, 10 oct
1h 55min
Direct
03:50
Baltimore, Wash Thurgood Marshall (BWI)
Sat, 10 oct
146 £
Frontier Airlines
F9 2292
11:21
Chicago, Chicago Midway International Airport (MDW)
Sat, 10 oct
9h 52min
1 stop
21:13
Washington, Washington Dulles International Airport (IAD)
Sat, 10 oct
89 £
Frontier Airlines
F9 2205
13:04
Chicago, O'Hare International Airport (ORD)
Sat, 10 oct
11h 7min
1 stop
00:11
Washington, Washington Dulles International Airport (IAD)
Sun, 11 oct +1
173 £
United Airlines
UA 1269
12:30
Chicago, O'Hare International Airport (ORD)
Sun, 11 oct
2h
Direct
14:30
Baltimore, Wash Thurgood Marshall (BWI)
Sun, 11 oct
192 £
Frontier Airlines
F9 1596
14:20
Chicago, O'Hare International Airport (ORD)
Sun, 11 oct
8h 14min
1 stop
22:34
Baltimore, Wash Thurgood Marshall (BWI)
Sun, 11 oct
81 £
American Airlines
AA 315
14:30
Chicago, O'Hare International Airport (ORD)
Sun, 11 oct
2h 6min
Direct
16:36
Washington, Ronald Reagan National Airport (DCA)
Sun, 11 oct
186 £
Southwest Airlines
WN 2869
11:00
Chicago, Chicago Midway International Airport (MDW)
Mon, 12 oct
1h 50min
Direct
12:50
Washington, Ronald Reagan National Airport (DCA)
Mon, 12 oct
70 £
Frontier Airlines
F9 4064
11:00
Chicago, O'Hare International Airport (ORD)
Mon, 12 oct
2h 3min
Direct
13:03
Baltimore, Wash Thurgood Marshall (BWI)
Mon, 12 oct
94 £
American Airlines
AA 495
11:54
Chicago, O'Hare International Airport (ORD)
Mon, 12 oct
2h 7min
Direct
14:01
Washington, Ronald Reagan National Airport (DCA)
Mon, 12 oct
65 £
Frontier Airlines
F9 2205
13:04
Chicago, O'Hare International Airport (ORD)
Mon, 12 oct
35h 7min
1 stop
00:11
Washington, Washington Dulles International Airport (IAD)
Wed, 14 oct +1
140 £
Frontier Airlines
F9 3044
01:11
Chicago, O'Hare International Airport (ORD)
Tue, 13 oct
37h 6min
1 stop
14:17
Washington, Washington Dulles International Airport (IAD)
Wed, 14 oct +1
149 £
Frontier Airlines
F9 1596
11:00
Chicago, O'Hare International Airport (ORD)
Tue, 13 oct
10h 13min
1 stop
21:13
Washington, Washington Dulles International Airport (IAD)
Tue, 13 oct
92 £

Low price calendar

September 2026
Price chart (September 2026)
min: 73 £ · max: 123 £
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104 £
15
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110 £
16
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111 £
17
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103 £
18
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109 £
19
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96 £
20
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91 £
21
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116 £
22
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123 £
23
Good deal
86 £
24
Good deal
83 £
25
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111 £
26
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87 £
28
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Good deal
73 £
30
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Cheap flights Chicago to Washington

American Airlines
American Airlines
Mon, Thu, Sun
Price from
£65
Southwest Airlines
Southwest Airlines
Mon, Tue, Wed, Thu, Fri, Sat
Price from
£70
Frontier Airlines
Frontier Airlines
Mon, Tue, Wed, Thu, Fri, Sat, Sun
Price from
£73
United Airlines
United Airlines
Tue, Wed, Thu, Sun
Price from
£119

Popular destinations from Chicago

All →
CHI
Chicago — Orlando
United States → United States
ORL
from
£16
CHI
Chicago — Orlando
United States → United States
MCO
from
£16
CHI
Chicago — Atlanta
United States → United States
ATL
from
£16
CHI
Chicago — Houston
United States → United States
HOU
from
£16
CHI
Chicago — Houston
United States → United States
IAH
from
£16
CHI
Chicago — New York
United States → United States
NYC
from
£17
CHI
Chicago — Denver
United States → United States
DEN
from
£18
CHI
Chicago — Fort Lauderdale
United States → United States
FLL
from
£18
CHI
Chicago — Miami
United States → United States
MIA
from
£18

Popular destinations to Washington

All →
ATL
Atlanta — Washington
United States → United States
WAS
from
£16
FLL
Fort Lauderdale — Washington
United States → United States
WAS
from
£16
ORL
Orlando — Washington
United States → United States
WAS
from
£21
BOS
Boston — Washington
United States → United States
WAS
from
£29
CLT
Charlotte — Washington
United States → United States
WAS
from
£34
NYC
New York — Washington
United States → United States
WAS
from
£44
HOU
Houston — Washington
United States → United States
WAS
from
£45
DFW
Dallas — Washington
United States → United States
WAS
from
£46

Cheap flights Chicago to Washington

Interesting facts about the route

Flight time

2h 14min

Distance

962 km

Average price

£96

Most frequent flight

F9 4064

Passenger reviews

No reviews for this route yet

Internet abroad

eSIM · United States

All plans

change

3 GB

data

30

days

£7

Buy

change

2 GB

data

15

days

£9

Buy

change

5 GB

data

30

days

£10

Buy

change

3 GB

data

30

days

£12

Buy

change

5 GB

data

30

days

£17

Buy

Frequently Asked Questions

The average ticket price Chicago Washington is £96. The cheapest ticket costs £75, operated by Southwest Airlines, flight 966, departing Chicago on 16 September at 18:55, arriving Washington on 17 September at 03:15.
The average flight time is 8 hours 20 minutes. The fastest flight takes 2 hours 5 minutes, flight 4064 operated by Frontier Airlines, departing Chicago on 14 September at 11:20, arriving Washington on 14 September at 13:25.
Flights on the Chicago - Washington route are operated by the following airlines: American Airlines, Frontier Airlines, United Airlines, Southwest Airlines.
The distance from Chicago to Washington is 962 km.