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Find the lowest ONT airfares by comparing hundreds of airlines and agencies.
Good to Know: Flights to ONT
Useful information for finding cheap flights to Ontario International and booking your next trip
Cheapest Round Trip Flight
$179
Delta Airlines
• nonstop
• 3h 20m
Sep 22 – Sep 23
The cheapest round trip flight from Salt Lake City to Ontario (SLC-ONT-SLC) is currently $179
Cheapest One way Flight
$196
Delta Airlines
• 1 stop
• 15h 31m
Sep 04
The cheapest one way flight from New York to Ontario (LGA-ONT) is currently $196
Cheapest Direct Flight
$179
Delta Airlines
• nonstop
• 3h 20m
Sep 22
The cheapest nonstop flight from Salt Lake City to Ontario (SLC-ONT) is currently $179
Fastest Flight
2h 34m
The fastest nonstop flight from Salt Lake City to Ontario (SLC-ONT) takes 2h 34m
Top Airlines Flying to Ontario International (ONT)
Best Flight Deals to Ontario
Identify the most efficient round-trip flights to Ontario. We present options balancing cost and convenience for your return journey.
Sep 22 - Sep 23, Economy
Salt Lake City → Ontario
3h 20m
3:35 PM - 4:35 PM • nonstop
Salt Lake City → Ontario
2h 34m
6:00 AM - 8:54 AM • nonstop
Delta Airlines
Sep 22 - Sep 23, Economy
Salt Lake City → Ontario
5h 30m
6:25 AM - 8:55 AM • 1 stop
Salt Lake City → Ontario
2h 30m
12:10 PM - 3:00 PM • nonstop
Southwest Airlines
Sep 22 - Sep 23, Economy
Salt Lake City → Ontario
7h
12:45 PM - 4:05 PM • 1 stop
Salt Lake City → Ontario
5h 45m
8:35 AM - 1:20 PM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Fort Myers → Ontario
13h 27m
5:35 AM - 10:42 AM • 1 stop
Fort Myers → Ontario
14h 13m
7:05 AM - 6:58 PM • 1 stop
Delta Airlines
Sep 05 - Sep 13, Economy
New York → Ontario
13h 20m
1:30 PM - 6:30 PM • 1 stop
New York → Ontario
8h 45m
7:35 AM - 4:00 PM • nonstop
Delta Airlines
For travel requiring no set return, access available one-way flights to Ontario (ONT). These options support extended stays or open-ended plans.
Need to travel to Ontario soon? View current last-minute flight options to ONT for spontaneous or pressing plans.
Aug 30 - Sep 06, Economy
Fort Myers → Ontario
13h 27m
5:35 AM - 10:42 AM • 1 stop
Fort Myers → Ontario
14h 13m
7:05 AM - 6:58 PM • 1 stop
Delta Airlines
Aug 30 - Sep 06, Economy
Fort Myers → Ontario
10h 56m
6:46 AM - 10:42 AM • 1 stop
Fort Myers → Ontario
14h 13m
7:05 AM - 6:58 PM • 1 stop
Delta Airlines
Aug 30 - Sep 06, Economy
Fort Myers → Ontario
13h 31m
1:19 PM - 6:30 PM • 1 stop
Fort Myers → Ontario
14h 13m
7:05 AM - 6:58 PM • 1 stop
Delta Airlines
Aug 30 - Sep 06, Economy
Fort Myers → Ontario
15h 22m
3:30 PM - 9:52 PM • 1 stop
Fort Myers → Ontario
14h 13m
7:05 AM - 6:58 PM • 1 stop
Delta Airlines
Maximize your time in Ontario, not in transit. Discover non-stop direct flights to ONT for the quickest, most straightforward journey to the Strip.
Sep 22 - Sep 23, Economy
Salt Lake City → Ontario
3h 20m
3:35 PM - 4:35 PM • nonstop
Salt Lake City → Ontario
2h 34m
6:00 AM - 8:54 AM • nonstop
Delta Airlines
Sep 22 - Sep 23, Economy
Salt Lake City → Ontario
2h 37m
8:05 AM - 9:02 AM • nonstop
Salt Lake City → Ontario
2h 34m
5:05 PM - 7:59 PM • nonstop
Delta Airlines
Sep 22 - Sep 23, Economy
Salt Lake City → Ontario
2h 34m
11:20 AM - 12:14 PM • nonstop
Salt Lake City → Ontario
2h 32m
1:10 PM - 4:02 PM • nonstop
Delta Airlines
Sep 23 - Sep 23, Economy
Salt Lake City → Ontario
2h 37m
8:05 AM - 9:02 AM • nonstop
Salt Lake City → Ontario
2h 32m
7:18 PM - 10:10 PM • nonstop
Delta Airlines
Sep 23 - Sep 23, Economy
Salt Lake City → Ontario
2h 34m
11:20 AM - 12:14 PM • nonstop
Salt Lake City → Ontario
2h 34m
5:05 PM - 7:59 PM • nonstop
Delta Airlines
FAQs on Flights to Ontario (ONT)
Which airlines fly to Ontario?
Airlines flying the most to Ontario (ONT)
What is the cheapest flight to ONT Airport?
In the past couple of days, the cheapest tickets to ONT were found on DL : USD 196
What are the most popular origin to Ontario (ONT)?
Travelers frequently travel from New York, New York, Fort Myers, Salt Lake City, Milan to Ontario (ONT)
Airport Information: Ontario International (ONT)
- IATA Code
- ONT
- Name
- Ontario International
- City
- Ontario
- Country
- US
- Latitude
- 34.055999755859375
- Longitude
- -117.60099792480469
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Flights from Ontario (ONT)
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Flights from Las Vegas (LAS)
to Ontario (ONT)
Flights from Seattle (SEA)
to Ontario (ONT)
Flights from Seattle (SEA)
to Ontario (ONT)
Flights from Dallas (DFW)
to Ontario (ONT)
Flights from Dallas (DFW)
to Ontario (ONT)
Flights from Portland (PDX)
to Ontario (ONT)
Flights from Portland (PDX)
to Ontario (ONT)
Flights from Sacramento (SMF)
to Ontario (ONT)
Flights from Sacramento (SMF)
to Ontario (ONT)
Flights from New York (JFK)
to Ontario (ONT)
Flights from Denver (DEN)
to Ontario (ONT)
Flights from Denver (DEN)
to Ontario (ONT)
Flights from Washington (DCA)
to Ontario (ONT)
Flights from Washington (DCA)
to Ontario (ONT)
Flights from Newark (EWR)
to Ontario (ONT)
Flights from Houston (HOU)
to Ontario (ONT)
Flights from New York (LGA)
to Ontario (ONT)
Flights from New York (LGA)
to Ontario (ONT)
Flights from Chicago (ORD)
to Ontario (ONT)
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