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

(Round-trip)
Depart: Tue Oct 24 2017 Return: Wed Nov 1 2017 Trip spans 9 days
United
United
ORD
LAS
3h 54m
nonstop
LAS
ORD
3h 38m
nonstop
Depart: Sun Jan 28 2018 Return: Sat Feb 3 2018 Trip spans 7 days
American Airlines
American Airlines
ORD
LAS
3h 49m
nonstop
LAS
ORD
3h 36m
nonstop
Depart: Sat Oct 14 2017 Return: Tue Oct 17 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
ORD
LAS
4h 04m
nonstop
LAS
ORD
3h 43m
nonstop
Depart: Mon Oct 2 2017 Return: Wed Oct 11 2017 Trip spans 10 days
Frontier
Frontier
ORD
LAS
4h 04m
nonstop
LAS
ORD
3h 42m
nonstop
Depart: Wed Oct 25 2017 Return: Tue Oct 31 2017 Trip spans 7 days
United
United
ORD
LAS
3h 54m
nonstop
LAS
ORD
3h 39m
nonstop
Depart: Mon Jan 29 2018 Return: Fri Feb 2 2018 Trip spans 5 days
American Airlines
American Airlines
ORD
LAS
3h 49m
nonstop
LAS
ORD
3h 31m
nonstop
Depart: Wed Oct 25 2017 Return: Tue Oct 31 2017 Trip spans 7 days
United
United
ORD
LAS
3h 54m
nonstop
LAS
ORD
3h 39m
nonstop
Depart: Tue Jan 30 2018 Return: Sat Feb 3 2018 Trip spans 5 days
American Airlines
American Airlines
ORD
LAS
4h 01m
nonstop
LAS
ORD
3h 36m
nonstop
Depart: Tue Oct 31 2017 Return: Wed Nov 1 2017 Trip spans 2 days
Multiple Airlines
Multiple Airlines
ORD
LAS
4h 04m
nonstop
LAS
ORD
3h 38m
nonstop
Depart: Wed Jan 31 2018 Return: Thu Feb 1 2018 Trip spans 2 days
American Airlines
American Airlines
ORD
LAS
4h 01m
nonstop
LAS
ORD
3h 31m
nonstop
Depart: Sat Nov 4 2017 Return: Wed Nov 8 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
ORD
LAS
4h 16m
nonstop
LAS
ORD
3h 38m
nonstop
Depart: Tue Oct 17 2017 Return: Thu Oct 26 2017 Trip spans 10 days
United
United
ORD
LAS
3h 54m
nonstop
LAS
ORD
3h 43m
nonstop
Depart: Tue Oct 3 2017 Return: Fri Oct 13 2017 Trip spans 11 days
Frontier
Frontier
ORD
LAS
4h 04m
nonstop
LAS
ORD
3h 42m
nonstop
Depart: Mon Dec 11 2017 Return: Fri Dec 15 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
ORD
LAS
3h 58m
nonstop
LAS
ORD
3h 48m
nonstop
Depart: Wed Oct 18 2017 Return: Thu Oct 26 2017 Trip spans 9 days
United
United
ORD
LAS
3h 54m
nonstop
LAS
ORD
3h 43m
nonstop
Depart: Mon Oct 9 2017 Return: Thu Oct 12 2017 Trip spans 4 days
Frontier
Frontier
ORD
LAS
4h 04m
nonstop
LAS
ORD
3h 42m
nonstop
Depart: Wed Jan 31 2018 Return: Sat Feb 3 2018 Trip spans 4 days
American Airlines
American Airlines
ORD
JFK
2h 40m
nonstop
JFK
ORD
3h 04m
nonstop
Depart: Mon Oct 23 2017 Return: Wed Nov 1 2017 Trip spans 10 days
United
United
ORD
LAS
3h 54m
nonstop
LAS
ORD
3h 38m
nonstop
Depart: Tue Oct 10 2017 Return: Fri Oct 13 2017 Trip spans 4 days
Frontier
Frontier
ORD
LAS
4h 04m
nonstop
LAS
ORD
3h 42m
nonstop
Depart: Sat Feb 3 2018 Return: Wed Feb 7 2018 Trip spans 5 days
American Airlines
American Airlines
ORD
JFK
2h 40m
nonstop
JFK
ORD
3h 04m
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.

We compile tonnes of data for you
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

Chicago
$71
Destination

New York
$79
Las Vegas
$71