EN
$ USD
Currency
  • $USD
  • EUR
  • £GBP
  • $AUD
  • $CAD
  • $SGD
Site
Menu
Currency
  • $USD
  • EUR
  • £GBP
  • $AUD
  • $CAD
  • $SGD
    • ¥JPY
    • ¥CNY
    • R$BRL
    • $NZD
    • $MXN
    • INR
    • рубRUB
    • $HKD
    • PHP
    • ILS
    • KRW
    • PLN
    • NT$TWD
    • $CLP
    • FtHUF
    • RMMYR
    • krNOK
    • krSEK
    • CHFCHF
    • krDKK
    • CZK
    • RpIDR
    • TRY
    • AEDAED
© Copyright 2006-2017 FareCompare.com. All rights reserved.
From
To
City
Depart
Return
Select sites to compare prices |
  • Select all
  • Deselect all

Find Flights

Search

Enter your destination to continue
Enter depart date to continue
Enter return date to continue
Select at least 3 sites to continue
Select your depart date
Select your return date
Location services timed out
Enable Location Services Required!
Location services not available at this time
Use current location
@{prefix}@{match}@{suffix}
CityAirportCity

Cheap Flights From Ontario, California To Illinois

Cheap flights from Ontario, California (ONT) to popular destinations in Illinois (IL)

Chicago
Carrier Departure Date Return Date Lowest Price
United Jan 10, 2018 Jan 17, 2018 $198
United Jan 18, 2018 Jan 27, 2018 $219
United Feb 17, 2018 Feb 26, 2018 $219
United Jan 19, 2018 Jan 20, 2018 $226
United Jan 19, 2018 Jan 24, 2018 $226
United Jan 10, 2018 Jan 14, 2018 $226
American Jan 10, 2018 Jan 17, 2018 $238
American Nov 30, 2017 Dec 9, 2017 $240
United Nov 30, 2017 Dec 4, 2017 $240
United Nov 11, 2017 Nov 15, 2017 $240

Cheap Last Minute Flights from Ontario, California to Illinois Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Ontario, California to Illinois. The chart below shows the best last minute deals and cheap flights this weekend we could find.

DestinationDepartingReturningPrice
Peoria 10/28/17 10/30/17 $495
Chicago 11/16/17 11/20/17 $248

Flight Schedule Summaries Last modified: Oct 21, 2017 4:12 -04:00Number of routes searched: 475Number of itineraries searched: 243,025

Ontario, California to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
United -
Virgin America -
American PHX
American ABQ
American DEN
American DFW
Alaska PDX
Alaska SEA
Alaska SFO
Major Airlines SLC
Major Airlines ATL
Major Airlines DTW
Major Airlines MSP
Major Airlines CVG
Frontier DEN
United DEN
United SFO
United CLE
United DFW
Virgin America SFO

Cheap Domestic Flights from Ontario - ONT Last modified: Oct 21, 2017 4:12 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Ontario, California to Illinois - from $198 Round trip from ONT to IL