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Cheap flights from Chicago to United States
Easily compare round-trip flights from Chicago to United States
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to United States by changing tabs
Quickest
Cheapest
Frontier
25 Feb
11:00 pm
ORD
Chicago O'Hare Intl airport
3h 02m
DEN
1:02 am
+1
Denver Intl airport
05 Mar
10:00 pm
DEN
Denver Intl airport
2h 27m
ORD
1:27 am
+1
Chicago O'Hare Intl airport
$62
Spirit Airlines
04 Feb
11:00 pm
ORD
Chicago O'Hare Intl airport
2h 49m
DEN
12:49 am
+1
Denver Intl airport
05 Feb
10:00 pm
DEN
Denver Intl airport
2h 29m
ORD
1:29 am
+1
Chicago O'Hare Intl airport
$63
Spirit Airlines
25 Feb
11:00 pm
ORD
Chicago O'Hare Intl airport
1h 54m
BWI
1:54 am
+1
Baltimore/Washington airport
03 Mar
12:00 am
BWI
Baltimore/Washington airport
2h 17m
ORD
1:17 am
Chicago O'Hare Intl airport
$65
Spirit Airlines
02 Mar
11:00 pm
ORD
Chicago O'Hare Intl airport
2h 46m
DEN
12:46 am
+1
Denver Intl airport
04 Mar
10:00 pm
DEN
Denver Intl airport
2h 29m
ORD
1:29 am
+1
Chicago O'Hare Intl airport
$68
Spirit Airlines
09 May
11:00 pm
ORD
Chicago O'Hare Intl airport
2h 44m
DEN
12:44 am
+1
Denver Intl airport
13 May
10:00 pm
DEN
Denver Intl airport
2h 34m
ORD
1:34 am
+1
Chicago O'Hare Intl airport
$70
Major Airline
09 Mar
11:00 pm
ORD
Chicago O'Hare Intl airport
2h 55m
TPA
2:55 am
+1
Tampa airport
13 Mar
12:00 am
TPA
Tampa airport
2h 50m
ORD
1:50 am
Chicago O'Hare Intl airport
$71
Spirit Airlines
25 Feb
11:00 pm
ORD
Chicago O'Hare Intl airport
1h 54m
BWI
1:54 am
+1
Baltimore/Washington airport
03 Mar
12:00 am
BWI
Baltimore/Washington airport
2h 17m
ORD
1:17 am
Chicago O'Hare Intl airport
$65
Spirit Airlines
18 Feb
11:00 pm
ORD
Chicago O'Hare Intl airport
1h 54m
BWI
1:54 am
+1
Baltimore/Washington airport
19 Feb
12:00 am
BWI
Baltimore/Washington airport
2h 17m
ORD
1:17 am
Chicago O'Hare Intl airport
$72
American Airlines
21 Apr
11:00 pm
ORD
Chicago O'Hare Intl airport
2h 28m
DFW
1:28 am
+1
Dallas/Fort Worth airport
05 May
11:00 pm
DFW
Dallas/Fort Worth airport
2h 27m
ORD
1:27 am
+1
Chicago O'Hare Intl airport
$97
Spirit Airlines
04 Feb
11:00 pm
ORD
Chicago O'Hare Intl airport
2h 35m
DFW
1:35 am
+1
Dallas/Fort Worth airport
10 Feb
11:00 pm
DFW
Dallas/Fort Worth airport
2h 23m
ORD
1:23 am
+1
Chicago O'Hare Intl airport
$71
United Airlines
28 Apr
11:00 pm
ORD
Chicago O'Hare Intl airport
2h 44m
DEN
12:44 am
+1
Denver Intl airport
06 May
10:00 pm
DEN
Denver Intl airport
2h 21m
ORD
1:21 am
+1
Chicago O'Hare Intl airport
$97
Delta
23 Apr
11:00 pm
ORD
Chicago O'Hare Intl airport
2h 19m
LGA
2:19 am
+1
New York LaGuardia airport
27 Apr
12:00 am
LGA
New York LaGuardia airport
2h 52m
ORD
1:52 am
Chicago O'Hare Intl airport
$143
Alternative routes for Chicago to United States
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
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Flights from Chicago to:
Flights to other cities in United States
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Round-trip flights to other destinations
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*Flight prices to United States are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.