Flights from Ontario to Chicago starting at $139

Cheap flights for the route Ontario – Chicago (ONT – CHI)

Jetradar will find you the cheapest airfare for Ontario – Chicago by comparing the costs of flights to Chicago using 45 agencies, five booking systems, and 728 airlines. Where exactly you buy tickets for Ontario – Chicago is up to you.

Please keep in mind that, depending on the number of days remaining until your departure, the price of a ticket for Ontario – Chicago could change by more than 178%.

Jetradar suggests purchasing tickets for Ontario – Chicago in advance so you can choose your flight conditions and focus on your preferences and financial capabilities.

Airfare for Ontario – Chicago by month *

April 201701.04.2017check01.04 - 08.04.2017check
May 201714.05.2017$13911.05 - 16.05.2017$309
June 201714.06.2017$24029.06 - 10.07.2017$562
July 201707.07.2017$13518.07 - 25.07.2017$340
August 201720.08.2017$11901.08 - 08.08.2017check
September 201704.09.2017$21901.09 - 05.09.2017$459
October 201701.10.2017check01.10 - 08.10.2017check
November 201701.11.2017check01.11 - 08.11.2017check
December 201701.12.2017check01.12 - 08.12.2017check
January 201801.01.2018check01.01 - 08.01.2018check
February 201801.02.2018check01.02 - 08.02.2018check
March 201801.03.2018check01.03 - 08.03.2018check

* prices found by users over the last 48 hours that do not represent an offer

Least expensive flight from Ontario to Chicago found by our users over the last 48 hours: ticket with American Airlines with a departure on 14.05.2017 and a cost of 139 US dollars. Find this ticket

Fastest flight from Ontario to Chicago: ticket with Southwest Airlines with a departure nearest to 01.05.2017 and a duration of 3hrs. 55min.. Find this ticket

Direct flights for the route Ontario – Chicago
FlightDepartureDurationArrivalDeparture days
Airports that offer Ontario – Chicago flights

Ontario airports from which there are flights to Chicago:

  • Ontario International (ONT)

Chicago airports accepting flights from Ontario:

  • Midway (MDW)
  • Chicago O'hare International (ORD)

Most popular airports offering Ontario – Chicago flights:

  • Ontario International (ONT) – Midway (MDW)

Most popular cities and airports through which you can fly from Ontario to Chicago:

  • NashvilleNashville International (BNA)
  • MinneapolisMinneapolis - St. Paul International (MSP)
  • SacramentoSacramento International (SMF)
  • OaklandMetropolitan Oak International (OAK)
  • Las VegasMc Carran International (LAS)
  • DenverDenver International (DEN)
  • PhoenixSky Harbor International (PHX)
  • DallasDallas/Fort Worth International (DFW)
  • Kansas CityKansas City International Airport (MCI)

Most popular by Jetradar

Flights from Ontario

Flights to Chicago

Jetradar Mobile App
Find and book cheap flights on your smartphone and get more from the Jetradar app, including history and favorites, to make your search more exciting.