Find Deals on International 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 from worldwide to Chicago O'Hare International

(Round-trip)
Depart: Tue Jun 6 2017 Return: Wed Jun 7 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
BWI
ORD
2h 01m
nonstop
ORD
BWI
1h 47m
nonstop
Depart: Tue Aug 15 2017 Return: Sun Aug 20 2017 Trip spans 6 days
Major Airline
Major Airline
DEN
ORD
2h 27m
nonstop
ORD
DEN
2h 36m
nonstop
Depart: Sat Sep 16 2017 Return: Wed Sep 20 2017 Trip spans 5 days
American Airlines
American Airlines
LAX
ORD
4h 04m
nonstop
ORD
LAX
4h 27m
nonstop
Depart: Fri Jun 9 2017 Return: Fri Jun 16 2017 Trip spans 8 days
United
United
BOS
ORD
2h 44m
nonstop
ORD
BOS
2h 22m
nonstop
Depart: Wed Sep 6 2017 Return: Tue Sep 12 2017 Trip spans 7 days
Delta
Delta
LGA
ORD
2h 44m
nonstop
ORD
LGA
2h 12m
nonstop
Depart: Tue Oct 3 2017 Return: Sat Oct 7 2017 Trip spans 5 days
JetBlue
JetBlue
JFK
ORD
2h 43m
nonstop
ORD
JFK
2h 15m
nonstop
Depart: Tue Jul 11 2017 Return: Wed Jul 12 2017 Trip spans 2 days
Frontier
Frontier
TTN
ORD
2h 28m
nonstop
ORD
TTN
2h 15m
nonstop
Depart: Sat Jun 17 2017 Return: Mon Jun 19 2017 Trip spans 3 days
Spirit Airlines
Spirit Airlines
DEN
ORD
2h 25m
nonstop
ORD
DEN
2h 36m
nonstop
Depart: Mon Jun 26 2017 Return: Tue Jun 27 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
LAX
ORD
4h 12m
nonstop
ORD
LAX
4h 23m
nonstop
Depart: Thu Sep 7 2017 Return: Tue Sep 12 2017 Trip spans 6 days
Virgin America
Virgin America
LAX
ORD
4h 10m
nonstop
ORD
LAX
4h 25m
nonstop
Depart: Thu Jun 22 2017 Return: Mon Jun 26 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
DEN
ORD
2h 27m
nonstop
ORD
DEN
2h 36m
nonstop
Depart: Thu Aug 17 2017 Return: Mon Aug 21 2017 Trip spans 5 days
Major Airline
Major Airline
DEN
ORD
2h 27m
nonstop
ORD
DEN
2h 36m
nonstop
Depart: Fri Oct 27 2017 Return: Tue Oct 31 2017 Trip spans 5 days
American Airlines
American Airlines
LAX
ORD
4h 04m
nonstop
ORD
LAX
4h 33m
nonstop
Depart: Tue Jun 20 2017 Return: Tue Jul 4 2017 Trip spans 15 days
Aeromexico
Aeromexico
MEX
ORD
10h 25m
1 stop
ORD
MEX
4h 00m
nonstop
Depart: Fri Sep 1 2017 Return: Fri Sep 8 2017 Trip spans 8 days
Volaris
Volaris
MEX
ORD
4h 15m
nonstop
ORD
MEX
4h 20m
nonstop
Depart: Tue Jun 13 2017 Return: Tue Jun 20 2017 Trip spans 8 days
United
United
BOS
ORD
2h 44m
nonstop
ORD
BOS
2h 22m
nonstop
Depart: Fri Sep 1 2017 Return: Tue Sep 5 2017 Trip spans 5 days
Major Airline
Major Airline
DEN
ORD
2h 25m
nonstop
ORD
DEN
2h 36m
nonstop
Depart: Wed Jun 7 2017 Return: Tue Jun 13 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
BWI
ORD
2h 01m
nonstop
ORD
BWI
1h 51m
nonstop
Depart: Wed Sep 13 2017 Return: Tue Sep 19 2017 Trip spans 7 days
Delta
Delta
LGA
ORD
2h 44m
nonstop
ORD
LGA
2h 11m
nonstop
Depart: Thu Sep 7 2017 Return: Sat Sep 16 2017 Trip spans 10 days
Major Airline
Major Airline
DEN
ORD
2h 36m
nonstop
ORD
DEN
2h 54m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

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

New York
only $127
only $127
Baltimore
$93
Los Angeles
$109
Denver
$93
Trenton
$168
Mexico City
$220
Boston
$119
Destination

Chicago
$93
Airlines Airline reviews

750 travelers who booked a flight from Baltimore to Chicago rated their chosen airlines with an average of 6.6.

Overall
6.8
Boarding
6.9
Crew
7.2
Comfort
6.6
Food
5.7
Entertainment
6.1