Cheap flights from Jacksonville to Ontario (JAX - ONT)

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The best prices from Jacksonville to Ontario are usually found in October or February, booked 46 days in advance, depart on a Monday or Wednesday and return on a Sunday

How to find the cheapest flight from
Jacksonville (JAX) to Ontario (ONT)

All the information you need to plan the best JAX to ONT flight in 2021: compare Jacksonville to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
JAX - ONT
Price
$274 - $506
ONT
Temperature
53.6 - 78.8 °F
ONT
Precipitation
0.1 - 3.4 inches

Popular in

December

High demand for flights, 24% potential price rise

Cheapest in

October

Best time to find cheap flights, 29% potential price drop

Round-trip from

$274

From Jacksonville to Ontario

One-way from

$82

One-way flight from Jacksonville to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Jacksonville to Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 36 days in advance, which can save you up to 34% on flights from Jacksonville to Ontario compared to booking the week you need them. Waiting 36 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $330. For sooner than that we have options available in the next 3 days from $437.

When is the cheapest time to fly from Jacksonville to Ontario (JAX - ONT)?

A simple way to save on the total cost of your ticket is to fly from Jacksonville to Ontario at noon. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight in the afternoon.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Ontario. Flights to Ontario from Jacksonville in August are about $324 on average during August, but can be found for as low as $175.

What is the cheapest day to fly round-trip from Jacksonville to Ontario?

Sunday is generally a great day to depart. Flying on this day could help you save up to 103%.

Cheap flights from Jacksonville to Ontario in November, December 2021

The best prices found for JAX to ONT flights for November, December
7 Dec - 11 Dec
$213pp
JAX
Jacksonville
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
JAX
Jacksonville
7 Dec - 11 Dec
$218pp
JAX
Jacksonville
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
JAX
Jacksonville
7 Dec - 13 Dec
$275pp
JAX
Jacksonville
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
JAX
Jacksonville

Jacksonville to Ontario 2022 flight deals

Cheap flights to Ontario from Jacksonville found for next year
7 Dec - 11 Dec
$213pp
JAX
Jacksonville
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
JAX
Jacksonville
7 Dec - 11 Dec
$218pp
JAX
Jacksonville
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
JAX
Jacksonville
7 Dec - 13 Dec
$275pp
JAX
Jacksonville
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
JAX
Jacksonville

Last minute flights from Jacksonville to Ontario

Late deals on round-trip flights to Ontario from Jacksonville, departing today and this week
7 Dec - 11 Dec
$213pp
JAX
Jacksonville
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
JAX
Jacksonville
7 Dec - 11 Dec
$218pp
JAX
Jacksonville
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
JAX
Jacksonville
7 Dec - 13 Dec
$275pp
JAX
Jacksonville
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
JAX
Jacksonville

One-way flights to Ontario from Jacksonville

The cheapest one-way flights from Jacksonville to Ontario
1:42 pm - 3:01 am
Frontier
2 Stops
16h 19m
JAX - ONT
Frontier
$82
Kiwi.com
12:22 pm - 5:27 pm
Delta
1 Stop
8h 05m
JAX - ONT
Delta
$265
Delta
9:31 am - 4:13 pm
American Airlines
1 Stop
9h 42m
JAX - ONT
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Jacksonville</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From Jacksonville to Ontario

Which airlines flying from Jacksonville to Ontario have flexible cancellations due to COVID-19?

Some of our airline partners flying from Jacksonville to Ontario have new flexible policies in place due to COVID-19. American Airlines, Delta, and Frontier are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Jacksonville to Ontario for under $300 on Cheapflights?

Yes, there are multiple flights from Jacksonville to Ontario for under $300. The cheapest flight booked recently is on Frontier for just $226, but on average you can expect to pay $341.

Are there last-minute flights available from Jacksonville to Ontario for under $300?

There are currently 20+ open flights from Jacksonville to Ontario within the next 7 days for less than $300.

What are the cheapest airlines flying from Jacksonville to Ontario round-trip?

According to our current data, Frontier ($226), Delta ($295), and United Airlines ($297) offers the cheapest pricing from Jacksonville to Ontario. Frontier is priced at 41% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Jacksonville to Ontario one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $82. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Jacksonville to Ontario for a low price.

What are the cheapest flights from Jacksonville to Ontario?

Looking for the cheapest flight from Jacksonville to Ontario? While on average our users pay $482, our data indicates the cheapest price to be $137. The most popular route (Jacksonville - Ontario), is priced around $256.

What are the most popular airlines that fly from Jacksonville to Ontario?

Before booking your flight from Jacksonville to Ontario check out the most popular airlines for this route: American Airlines, Delta or Frontier.

COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

Do I need a COVID test to fly to Ontario from Jacksonville?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Jacksonville need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Jacksonville must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Jacksonville are not required to quarantine after entering Ontario.

Do I need a test to fly back to Jacksonville from Ontario?

Returning to Jacksonville from Ontario

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Jacksonville.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Jacksonville.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for Jacksonville to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Ontario

Things to know before you go - useful duration and weather info for your trip from Jacksonville to Ontario.

Airports servicing Jacksonville

Airports servicing Ontario

Top 4 airlines flying from Jacksonville to Ontario

The chart below displays the airlines Cheapflights users traveling from Jacksonville to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$121 $259 No cancel fee 62%
United Airlines
$144 $298 No cancel fee 69%
Delta
$148 $335 No cancel fee N/A
American Airlines
$158 $437 No cancel fee 71%
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