Find Cheap 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 to Chicago

(Round-trip)
Depart: Sat Aug 26 2017 Return: Wed Aug 30 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
BWI
ORD
2h 09m
nonstop
ORD
BWI
1h 48m
nonstop
Depart: Mon Aug 28 2017 Return: Wed Aug 30 2017 Trip spans 3 days
American Airlines
American Airlines
DCA
ORD
2h 14m
nonstop
ORD
DCA
1h 51m
nonstop
Depart: Tue Sep 5 2017 Return: Wed Sep 13 2017 Trip spans 9 days
United
United
HPN
ORD
2h 35m
nonstop
ORD
HPN
2h 14m
nonstop
Depart: Sat Sep 2 2017 Return: Mon Sep 11 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
BOS
ORD
2h 55m
nonstop
ORD
BOS
2h 21m
nonstop
Depart: Tue Sep 5 2017 Return: Thu Sep 7 2017 Trip spans 3 days
JetBlue
JetBlue
JFK
ORD
2h 34m
nonstop
ORD
JFK
2h 15m
nonstop
Depart: Sat Aug 26 2017 Return: Tue Aug 29 2017 Trip spans 4 days
Delta
Delta
LGA
ORD
2h 29m
nonstop
ORD
LGA
2h 12m
nonstop
Depart: Tue Aug 29 2017 Return: Wed Sep 13 2017 Trip spans 16 days
Frontier
Frontier
TTN
ORD
2h 23m
nonstop
ORD
TTN
2h 09m
nonstop
Depart: Sat Sep 2 2017 Return: Wed Sep 6 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
BWI
ORD
2h 09m
nonstop
ORD
BWI
1h 52m
nonstop
Depart: Tue Aug 29 2017 Return: Wed Aug 30 2017 Trip spans 2 days
American Airlines
American Airlines
DCA
ORD
2h 18m
nonstop
ORD
DCA
1h 51m
nonstop
Depart: Mon Sep 4 2017 Return: Wed Sep 6 2017 Trip spans 3 days
Spirit Airlines
Spirit Airlines
BWI
ORD
2h 09m
nonstop
ORD
BWI
1h 52m
nonstop
Depart: Sun Sep 3 2017 Return: Thu Sep 7 2017 Trip spans 5 days
American Airlines
American Airlines
DCA
ORD
2h 18m
nonstop
ORD
DCA
1h 51m
nonstop
Depart: Mon Aug 28 2017 Return: Wed Aug 30 2017 Trip spans 3 days
United
United
BOS
ORD
2h 47m
nonstop
ORD
BOS
2h 24m
nonstop
Depart: Wed Aug 30 2017 Return: Sat Sep 2 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
BOS
ORD
2h 46m
nonstop
ORD
BOS
2h 20m
nonstop
Depart: Tue Sep 5 2017 Return: Thu Sep 7 2017 Trip spans 3 days
JetBlue
JetBlue
JFK
ORD
2h 34m
nonstop
ORD
JFK
2h 15m
nonstop
Depart: Thu Aug 31 2017 Return: Wed Sep 6 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
BWI
ORD
2h 09m
nonstop
ORD
BWI
1h 52m
nonstop
Depart: Wed Aug 23 2017 Return: Tue Sep 5 2017 Trip spans 14 days
Virgin America
Virgin America
SFO
ORD
4h 05m
nonstop
ORD
SFO
4h 32m
nonstop
Depart: Tue Aug 29 2017 Return: Wed Sep 6 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
LAX
ORD
4h 04m
nonstop
ORD
LAX
4h 24m
nonstop
Depart: Tue Aug 29 2017 Return: Wed Sep 13 2017 Trip spans 16 days
Multiple Airlines
Multiple Airlines
LGA
ORD
2h 38m
nonstop
ORD
LGA
2h 12m
nonstop
Depart: Tue Aug 29 2017 Return: Tue Sep 5 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
FLL
ORD
3h 10m
nonstop
ORD
FLL
2h 57m
nonstop
Depart: Wed Aug 23 2017 Return: Wed Aug 30 2017 Trip spans 8 days
Delta
Delta
JFK
ORD
3h 01m
nonstop
ORD
JFK
2h 29m
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.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

San Francisco
$226
New York
only $106
only $104
Baltimore
$81
Fort Lauderdale
$97
Los Angeles
$103
White Plains
$89
Trenton
$142
Washington
$83
Boston
$96
Destination

Chicago
$81
Airlines Airline reviews

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

Overall
6.7
Boarding
7.0
Crew
7.2
Comfort
6.6
Food
5.7
Entertainment
5.9