JAX - ONT

$115 Find Cheap Flights from Jacksonville to Ontario - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Jacksonville to Ontario departing on 10/29. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$323
Typical prices: $473-$896
Delta
Mon 12/7Thu 12/10
JAX - ONT • 1 stop
Cheapest one-way
$115
Typical prices: $183-$238
Frontier
Thu 10/29
JAX - ONT • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Jacksonville and Ontario. You'll need at least 1 connection.
Insights
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Top layover airports
Charlotte (CLT)
Cheapest • Avg $347 (round-trip)
Dallas (DAL)
Shortest trip • 6h 35m (one-way)
Insights
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When to travel
September
Cheapest • 23% price drop
April
Most popular
Good to know
Good to know
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Good to know
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Booking Insights
Flight Deals

Cheap Flights from Jacksonville to Ontario (JAX-ONT)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Jacksonville to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Jacksonville to Ontario

Mon, Dec 7 - Thu, Dec 10
Delta Logo
5:30 pm - 9:59 pm
JAX
-
ONT
7h 29m
1 stop
Delta Logo
12:22 pm - 10:52 pm
ONT
-
JAX
7h 30m
1 stop
$323Delta
Sat, Oct 31 - Tue, Nov 3
Delta Logo
7:15 am - 11:06 am
JAX
-
ONT
6h 51m
1 stop
Delta Logo
7:07 am - 6:59 pm
ONT
-
JAX
8h 52m
1 stop
$323Delta
Sat, Sep 5 - Wed, Sep 16
Southwest Logo
5:10 pm - 8:55 pm
JAX
-
ONT
6h 45m
1 stop
Southwest Logo
10:55 am - 8:30 pm
ONT
-
JAX
6h 35m
1 stop
$328Southwest
Mon, Dec 7 - Thu, Dec 10
Southwest Logo
8:45 am - 2:40 pm
JAX
-
ONT
8h 55m
1 stop
Southwest Logo
8:45 am - 10:10 pm
ONT
-
JAX
10h 25m
2 stops
$328Southwest
Wed, Oct 14 - Wed, Oct 21
American Airlines Logo
7:45 pm - 11:52 pm
JAX
-
ONT
7h 07m
1 stop
American Airlines Logo
12:43 pm - 10:29 pm
ONT
-
JAX
6h 46m
1 stop
$347American Airlines
Wed, Oct 14 - Wed, Oct 21
Multiple Airlines Logo
9:44 am - 4:10 pm
JAX
-
ONT
9h 26m
1 stop
Multiple Airlines Logo
8:07 am - 5:51 pm
ONT
-
JAX
30h 44m
2 stops
$358Multiple Airlines
Sat, Sep 5 - Wed, Sep 16
American Airlines Logo
5:16 pm - 10:59 pm
JAX
-
ONT
8h 43m
1 stop
American Airlines Logo
8:25 am - 6:54 pm
ONT
-
JAX
7h 29m
1 stop
$367American Airlines
Wed, Oct 14 - Wed, Oct 21
United Airlines Logo
3:00 pm - 8:58 pm
JAX
-
ONT
8h 58m
1 stop
United Airlines Logo
8:03 am - 11:20 pm
ONT
-
JAX
12h 17m
2 stops
$380United Airlines
Sat, Sep 5 - Tue, Sep 8
Multiple Airlines Logo
9:30 am - 11:50 pm
JAX
-
ONT
17h 20m
2 stops
Multiple Airlines Logo
3:40 pm - 8:02 pm
ONT
-
JAX
25h 22m
1 stop
$384Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
United Airlines Logo
3:07 pm - 8:53 pm
JAX
-
ONT
8h 46m
1 stop
United Airlines Logo
5:00 am - 3:33 pm
ONT
-
JAX
7h 33m
1 stop
$433United Airlines
Booking Insights

KAYAK's insights & trends for Jacksonville to Ontario flights

Get data-powered insights and trends into flights from Jacksonville to Ontario to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Jacksonville to Ontario?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Jacksonville to Ontario departing in October.

Flight prices are below average for this route right now.

Flights to Ontario from Jacksonville usually cost between $433 and $718 in October.
The lowest price found in the past 5 days was $323 on Delta (Oct 21-Nov 3).

What is the cheapest month to fly from Jacksonville to Ontario?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Jacksonville to Ontario, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Jacksonville to Ontario is September, where tickets cost $381 (return) on average. On the other hand, the most expensive months are December and August, where the average cost of round-trip tickets is $748 and $718 respectively.

Find deals

Good to know

Low season

January

Cheapest flight

$115
Best time to beat the crowds with an average 21% drop in price.
Most popular time to fly and prices are also 6% lower on average.
Flight from Jacksonville to Ontario

When to book flights from Jacksonville to Ontario

Are your dates flexible? Find out the best times to travel from Jacksonville to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Jacksonville to Ontario

  • What is the cheapest flight from Jacksonville to Ontario?

    In the last 5 days, the lowest price for a flight from Jacksonville to Ontario was $115 for a one-way ticket and $323 for a round-trip.

  • Do I need a passport to fly between Jacksonville and Ontario?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Jacksonville to Ontario?

    When flying out of Jacksonville you will be using Jacksonville. You will be landing at Ontario, also known as Ontario.

  • Which aircraft models fly most regularly from Jacksonville to Ontario?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Jacksonville to Ontario?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Jacksonville and Ontario, with Star Alliance being the most commonly used for this route.

  • Which is the best airline for flights from Jacksonville to Ontario, Southwest or Delta?

    The two airlines most popular with KAYAK users for flights from Jacksonville to Ontario are Southwest and Delta. With an average price for the route of $446 and an overall rating of 8.0, Southwest is the most popular choice. Delta is also a great choice for the route, with an average price of $498 and an overall rating of 7.8.

  • How does KAYAK find such low prices on flights from Jacksonville to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Jacksonville to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Jacksonville to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Jacksonville is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Jacksonville to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Jacksonville with another airline. Booking your flights between Jacksonville and ONT can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Jacksonville to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Jacksonville up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Jacksonville to Ontario

Information on your arrival and departure airports

Jacksonville (JAX)
Ontario (ONT)