Find Cheap Flights to Chicago O'Hare International

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to Chicago O'Hare International

(Round-trip)
Depart: Sat Oct 21 2017 Return: Tue Oct 24 2017 Trip spans 4 days
American Airlines
American Airlines
MIA
ORD
3h 19m
nonstop
ORD
MIA
3h 06m
nonstop
Depart: Sat Oct 21 2017 Return: Wed Oct 25 2017 Trip spans 5 days
Frontier
Frontier
MIA
ORD
3h 19m
nonstop
ORD
MIA
3h 09m
nonstop
Depart: Tue Nov 7 2017 Return: Tue Nov 14 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
FLL
ORD
3h 13m
nonstop
ORD
FLL
2h 58m
nonstop
Depart: Sat Nov 4 2017 Return: Wed Nov 8 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
DEN
ORD
2h 30m
nonstop
ORD
DEN
2h 45m
nonstop
Depart: Wed Dec 6 2017 Return: Mon Dec 11 2017 Trip spans 6 days
United
United
DEN
ORD
2h 24m
nonstop
ORD
DEN
2h 40m
nonstop
Depart: Tue Oct 24 2017 Return: Sun Oct 29 2017 Trip spans 6 days
American Airlines
American Airlines
MIA
ORD
3h 24m
nonstop
ORD
MIA
3h 04m
nonstop
Depart: Wed Oct 25 2017 Return: Sun Oct 29 2017 Trip spans 5 days
American Airlines
American Airlines
MIA
ORD
3h 18m
nonstop
ORD
MIA
3h 04m
nonstop
Depart: Thu Oct 26 2017 Return: Sun Oct 29 2017 Trip spans 4 days
American Airlines
American Airlines
MIA
ORD
3h 19m
nonstop
ORD
MIA
3h 04m
nonstop
Depart: Thu Nov 2 2017 Return: Tue Nov 7 2017 Trip spans 6 days
American Airlines
American Airlines
MIA
ORD
3h 18m
nonstop
ORD
MIA
3h 02m
nonstop
Depart: Tue Oct 24 2017 Return: Tue Oct 31 2017 Trip spans 8 days
Frontier
Frontier
MIA
ORD
3h 19m
nonstop
ORD
MIA
3h 09m
nonstop
Depart: Wed Nov 8 2017 Return: Wed Nov 15 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
FLL
ORD
3h 21m
nonstop
ORD
FLL
2h 58m
nonstop
Depart: Wed Nov 15 2017 Return: Wed Nov 29 2017 Trip spans 15 days
Multiple Airlines
Multiple Airlines
DEN
ORD
2h 29m
nonstop
ORD
DEN
2h 41m
nonstop
Depart: Wed Dec 6 2017 Return: Tue Dec 12 2017 Trip spans 7 days
American Airlines
American Airlines
MIA
ORD
3h 24m
nonstop
ORD
MIA
3h 02m
nonstop
Depart: Thu Dec 7 2017 Return: Mon Dec 11 2017 Trip spans 5 days
United
United
DEN
ORD
2h 27m
nonstop
ORD
DEN
2h 40m
nonstop
Depart: Wed Oct 25 2017 Return: Tue Oct 31 2017 Trip spans 7 days
Frontier
Frontier
MIA
ORD
3h 19m
nonstop
ORD
MIA
3h 09m
nonstop
Depart: Tue Nov 14 2017 Return: Wed Nov 15 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
FLL
ORD
3h 14m
nonstop
ORD
FLL
3h 02m
nonstop
Depart: Wed Dec 13 2017 Return: Sun Jan 21 2018 Trip spans 40 days
Multiple Airlines
Multiple Airlines
DEN
ORD
2h 38m
nonstop
ORD
DEN
2h 44m
nonstop
Depart: Thu Feb 1 2018 Return: Sun Feb 4 2018 Trip spans 4 days
American Airlines
American Airlines
MIA
ORD
3h 27m
nonstop
ORD
MIA
3h 03m
nonstop
Depart: Mon Dec 11 2017 Return: Mon Jan 29 2018 Trip spans 50 days
United
United
DEN
ORD
2h 27m
nonstop
ORD
DEN
2h 42m
nonstop
Depart: Thu Oct 26 2017 Return: Tue Oct 31 2017 Trip spans 6 days
Frontier
Frontier
MIA
ORD
3h 19m
nonstop
ORD
MIA
3h 09m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Fort Lauderdale
$67
Denver
$70
Miami
$49
Destination

Chicago
$49
Airlines Airline reviews

605 travelers who booked a flight from Miami to Chicago rated their chosen airlines with an average of 5.9.

Overall
6.1
Boarding
6.3
Crew
6.7
Comfort
5.6
Food
4.9
Entertainment
4.9