Find Deals on International Flights to Chicago

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from worldwide to Chicago

(Round-trip)
Depart: Wed Jun 7 2017 Return: Wed Jun 14 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
BWI
ORD
2h 08m
nonstop
ORD
BWI
1h 51m
nonstop
Depart: Tue Sep 19 2017 Return: Tue Sep 26 2017 Trip spans 8 days
JetBlue
JetBlue
BOS
ORD
2h 44m
nonstop
ORD
BOS
2h 16m
nonstop
Depart: Sat Oct 21 2017 Return: Tue Oct 24 2017 Trip spans 4 days
American Airlines
American Airlines
BOS
ORD
2h 46m
nonstop
ORD
BOS
2h 26m
nonstop
Depart: Sun May 7 2017 Return: Mon May 8 2017 Trip spans 2 days
United
United
BOS
ORD
2h 50m
nonstop
ORD
BOS
2h 15m
nonstop
Depart: Wed Jun 7 2017 Return: Sat Jun 10 2017 Trip spans 4 days
Major Airline
Major Airline
BOS
ORD
2h 50m
nonstop
ORD
BOS
2h 19m
nonstop
Depart: Tue Aug 15 2017 Return: Sat Aug 19 2017 Trip spans 5 days
Frontier
Frontier
LAX
ORD
4h 19m
nonstop
ORD
LAX
4h 38m
nonstop
Depart: Tue May 9 2017 Return: Wed May 10 2017 Trip spans 2 days
Delta
Delta
EWR
MDW
4h 58m
1 stop
MDW
EWR
5h 14m
1 stop
Depart: Tue Jun 6 2017 Return: Tue Jun 13 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
BWI
ORD
2h 01m
nonstop
ORD
BWI
1h 47m
nonstop
Depart: Wed May 10 2017 Return: Wed May 17 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
LGA
ORD
2h 24m
nonstop
ORD
LGA
2h 08m
nonstop
Depart: Tue May 9 2017 Return: Wed May 10 2017 Trip spans 2 days
JetBlue
JetBlue
JFK
ORD
2h 38m
nonstop
ORD
JFK
2h 16m
nonstop
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
American Airlines
American Airlines
LGA
ORD
2h 45m
nonstop
ORD
LGA
2h 06m
nonstop
Depart: Sun May 7 2017 Return: Wed May 10 2017 Trip spans 4 days
Major Airline
Major Airline
EWR
ORD
13h 24m
nonstop
ORD
EWR
5h 28m
nonstop
Depart: Mon Jul 3 2017 Return: Wed Jul 12 2017 Trip spans 10 days
United
United
LGA
ORD
2h 31m
nonstop
ORD
LGA
2h 09m
nonstop
Depart: Tue May 23 2017 Return: Wed May 24 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
LGA
ORD
2h 24m
nonstop
ORD
LGA
2h 08m
nonstop
Depart: Tue Oct 3 2017 Return: Tue Oct 17 2017 Trip spans 15 days
JetBlue
JetBlue
JFK
ORD
2h 45m
nonstop
ORD
JFK
2h 17m
nonstop
Depart: Thu Sep 7 2017 Return: Mon Sep 11 2017 Trip spans 5 days
Major Airline
Major Airline
LGA
ORD
2h 31m
nonstop
ORD
LGA
2h 11m
nonstop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
Virgin America
Virgin America
SFO
ORD
4h 00m
nonstop
ORD
SFO
4h 45m
nonstop
Depart: Sat Sep 9 2017 Return: Tue Sep 12 2017 Trip spans 4 days
American Airlines
American Airlines
BOS
ORD
2h 47m
nonstop
ORD
BOS
2h 24m
nonstop
Depart: Sat Jun 10 2017 Return: Tue Jun 13 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
LGA
ORD
2h 23m
nonstop
ORD
LGA
2h 08m
nonstop
Depart: Tue Oct 10 2017 Return: Wed Oct 11 2017 Trip spans 2 days
JetBlue
JetBlue
JFK
ORD
2h 45m
nonstop
ORD
JFK
2h 20m
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

San Francisco
$287
New York
only $114
only $127
Baltimore
$99
Los Angeles
$157
Newark
$130
Boston
$113
Destination

Chicago
only $99
only $188
Airlines Airline reviews

755 travelers who booked a flight from Baltimore to Chicago rated their chosen airlines with an average of 6.3.

Overall
6.4
Boarding
6.6
Crew
7.0
Comfort
6.1
Food
5.3
Entertainment
5.4