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Cheap flights Chicago to Ontario

1 passenger, economy

Nonstop flights from Chicago to Ontario: Alaska Airlines, Southwest Airlines. Nonstop flights per week: 2. Flight time: 4 hours 20 minutes. Distance: 2729 km. Tickets from A$145 (departure 4 February).

Prices updated on 22 October at 11:05

See also: Flights from ChicagoFlights to Ontario

Cheap flights Chicago to Ontario

Compare prices, duration and stops

Frontier Airlines
F9 1483
06:30
O'Hare International Airport (ORD)
Sun, 25 Oct
5h 59min
1 stop
10:29
Ontario (ONT)
Sun, 25 Oct
A$171
Frontier Airlines
F9 1483
06:30
O'Hare International Airport (ORD)
Wed, 28 Oct
6h 5min
1 stop
10:35
Ontario (ONT)
Wed, 28 Oct
A$180
Frontier Airlines
F9 1341 🔥 Hot deal
10:40
O'Hare International Airport (ORD)
Wed, 28 Oct
7h 58min
1 stop
16:38
Ontario (ONT)
Wed, 28 Oct
A$180
Alaska Airlines
AS 583 🔥 Hot deal
08:00
O'Hare International Airport (ORD)
Wed, 3 Feb
9h 20min
Direct
15:20
Ontario (ONT)
Wed, 3 Feb
A$152
Southwest Airlines
WN 2641 🔥 Hot deal Best price
00:50
Chicago Midway International Airport (MDW)
Thu, 4 Feb
4h 20min
Direct
03:10
Ontario (ONT)
Thu, 4 Feb
A$145

Low price calendar

From
To
Lowest price of the month Sun, 25 Oct · One way from A$171

Prices as of 22 October, 11:06 Moscow time

Cheap flights Chicago to Ontario

Frontier Airlines
Frontier Airlines
Wed, Sun
Price from
A$171

Which airlines offer the cheapest flights from Chicago to Ontario?

Based on collected data, the cheapest flights are offered by Southwest Airlines with an average ticket price of A$145.

  • Southwest Airlines Average price: A$145 · Flights: 1 · Direct: 1
  • Alaska Airlines Average price: A$152 · Flights: 1 · Direct: 1
  • Frontier Airlines Average price: A$177 · Flights: 2 · Direct: 0

Which airlines fly most often from Chicago to Ontario?

The most flight options on this route are offered by Frontier Airlines — options found: 2.

  • Frontier Airlines Flights: 2 · Direct: 0
  • Southwest Airlines Flights: 1 · Direct: 1
  • Alaska Airlines Flights: 1 · Direct: 1

How many flights per day operate from Chicago to Ontario?

Most flights operate on Wed (3), the fewest on Mon (0).

  • Mon —
  • Tue —
  • Wed Flights: 3 · Direct: 1
  • Thu Flights: 1 · Direct: 1
  • Fri —
  • Sat —
  • Sun Flights: 1 · Direct: 0

Popular destinations from Chicago

All →
CHI
Chicago — Philadelphia
United States → United States
PHL
from
A$34
CHI
Chicago — Fort Lauderdale
United States → United States
FLL
from
A$42
CHI
Chicago — Baltimore
United States → United States
BWI
from
A$47
CHI
Chicago — Denver
United States → United States
DEN
from
A$51
CHI
Chicago — Washington
United States → United States
WAS
from
A$66
CHI
Chicago — Burlington
United States → United States
BRL
from
A$73
CHI
Chicago — Miami
United States → United States
MIA
from
A$78
CHI
Chicago — Phoenix
United States → United States
PHX
from
A$78

Popular destinations to Ontario

All →
SFO
San Francisco — Ontario
United States → United States
ONT
from
A$28
LAS
Las Vegas — Ontario
United States → United States
ONT
from
A$73
DEN
Denver — Ontario
United States → United States
ONT
from
A$90
DFW
Dallas — Ontario
United States → United States
ONT
from
A$124
NYC
New York — Ontario
United States → United States
ONT
from
A$166
PDX
Portland — Ontario
United States → United States
ONT
from
A$178
MIA
Miami — Ontario
United States → United States
ONT
from
A$189
SLC
Salt Lake City — Ontario
United States → United States
ONT
from
A$200

Flights from Chicago to cities near Ontario

Cheaper than Ontario right now: Los Angeles — from A$104, A$41 less. The cities are 75 km apart.

City Distance Direct Flights Airlines Price from
OntarioONT — 243
Long BeachLGB 57 km 162
Los AngelesLAX 75 km 38526 A$41 cheaper
Palm SpringsPSP 104 km 022
San DiegoSAN 152 km 9176

Distance is a straight line between the cities. Prices are the lowest one-way fares.

Cheap flights Chicago to Ontario

Price from
A$171
Average price
A$175
Flight time
4 hours 20 minutes
Distance
2 729 km
Рейсов в неделю
2
Airlines
3
Most frequent flight
F9 1483

Prices as of 22 October, 11:05 Moscow time

Airports on the Chicago — Ontario route

From → to Flights Direct Airlines Price from
Chicago Midway International AirportMDW OntarioONT Cheapest
111
O'Hare International AirportORD OntarioONT
312

Departure airports · Chicago

Arrival airports · Ontario

  • OntarioONT

Passenger reviews

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Frequently Asked Questions

Yes. Nonstop flights from Chicago to Ontario are operated by: Alaska Airlines, Southwest Airlines. A nonstop flight takes 4 hours 20 minutes on average. Nonstop tickets start at A$145.
The average ticket price Chicago Ontario is A$175. The cheapest ticket costs A$145, operated by Southwest Airlines, flight WN 2641, departing Chicago on 4 February at 00:50, arriving Ontario on 4 February at 03:10. Prices as of 22 October.
A nonstop flight takes 4 hours 20 minutes on average. With a connection: from 5 hours 59 minutes, usually about 6 hours.
Flights from Chicago to Ontario depart from these airports: O'Hare International Airport (ORD), Chicago Midway International Airport (MDW). Most flights depart from O'Hare International Airport. Arrival: Ontario (ONT).
Tickets from Chicago to Ontario are sold by: Frontier Airlines, Alaska Airlines, Southwest Airlines. Nonstop: Alaska Airlines, Southwest Airlines.
The distance from Chicago to Ontario is 2729 km.
Yes, the time difference is 2 hours: Chicago — UTC−5, Ontario — UTC−7. For example: Chicago 12:00 → Ontario 10:00.