$140 Cheap flight deals from Jacksonville (JAX) to Adelanto (ONT)

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

This Weekend's Flight Deals from Jacksonville to Adelanto

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 4 - Tue, Oct 21
JAX
Jacksonville Intl.
ONT
Los Angeles - Ontario Intl.
$501 Roundtrip, found 6 days ago
$501
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Sat, Oct 4 from Jacksonville Intl. to Los Angeles - Ontario Intl., returning Tue, Oct 21, priced at $501 found 6 days ago

Airfares from $140 One Way, $285 Round Trip from Jacksonville to Adelanto

Prices starting at $285 for return flights and $140 for one-way flights to Adelanto were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 21 - Tue, Oct 28
JAX
Jacksonville
ONT
Ontario
$285 Roundtrip, found 3 days ago
$285
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Oct 21 from Jacksonville to Ontario, returning Tue, Oct 28, priced at $285 found 3 days ago
Tue, Oct 21 - Mon, Oct 27
JAX
Jacksonville
ONT
Ontario
$306 Roundtrip, found 3 days ago
$306
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Oct 21 from Jacksonville to Ontario, returning Mon, Oct 27, priced at $306 found 3 days ago
Sun, Nov 2 - Mon, Nov 17
JAX
Jacksonville
ONT
Ontario
$339 Roundtrip, found 6 days ago
$339
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sun, Nov 2 from Jacksonville to Ontario, returning Mon, Nov 17, priced at $339 found 6 days ago
Wed, Oct 22 - Thu, Oct 30
DAB
Daytona Beach
ONT
Ontario
$342 Roundtrip, found 3 days ago
$342
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Oct 22 from Daytona Beach to Ontario, returning Thu, Oct 30, priced at $342 found 3 days ago
Mon, Oct 27 - Fri, Oct 31
JAX
Jacksonville
ONT
Ontario
$351 Roundtrip, found 5 days ago
$351
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Oct 27 from Jacksonville to Ontario, returning Fri, Oct 31, priced at $351 found 5 days ago

Adelanto economy flight packages

Price found within the past 48 hours. Click for updated prices.
Motel 6 Corona, CA
2.0-star property

Motel 6 Corona, CA

7.4/10 Good! (1,005 reviews)

Nov 16 - Nov 18

2 night stay

Jacksonville (JAX) to Ontario (ONT)

Frontier Airlines • Non-stop • Coach

Ontario (ONT) to Jacksonville (JAX)

Southwest Airlines • Non-stop • Coach
Price was $345, price is now $326 per person
$326
per person
found 1 day ago
Ok facility, but the clientele can be sketchy - lots of domestic disputes going on... otherwise, nice pool 😎

Reviewed on Jul 12, 2025

Home2 Suites By Hilton Riverside Downtown
3.0-star property

Home2 Suites By Hilton Riverside Downtown

9/10 Wonderful! (22 reviews)

Nov 16 - Nov 18

2 night stay

Jacksonville (JAX) to Ontario (ONT)

Frontier Airlines • Non-stop • Coach

Ontario (ONT) to Jacksonville (JAX)

Southwest Airlines • Non-stop • Coach
Price was $443, price is now $392 per person
$392
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Jacksonville to Adelanto
View all trips

More About Flying To Adelanto from Jacksonville

Route Information for Flights from Jacksonville to Adelanto

Origin Airport IATA Code
JAX
Destination Airport IATA Code
ONT
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Jacksonville to Adelanto

Grab great fares on Jacksonville to Adelanto flights with Orbitz, your #1 source for discount international and domestic air tickets. Our cutting-edge mobile tools and great online search functionality make booking your next budget trip a breeze.

Mobile Apps for Exclusive Deals on Flights From Jacksonville to Adelanto

You don’t have to sit down at a computer to find the latest flight bargains. Orbitz offers a mobile app for Android, iPhone, and tablet devices, which will keep you alert to fantastic fares, hotel discounts, and more great savings. The app gives you real-time low fares for flights from Jacksonville to Adelanto and lets you book your hotel room with a few simple clicks.

Find Your Jacksonville to Adelanto Flights, Car, and Hotel in One Place

Orbitz gives you the latest deals on air fares, hotels, cruises, and car rentals at up to 50% off. Booking your flights from Jacksonville to Adelanto is easy whether you are using a computer, with the Orbitz mobile app, or through m.orbitz.com on your mobile device’s Web browser.

Stay Informed on Your Trip

Orbitz sends you alerts about the latest updates to your Jacksonville to Adelanto flights, such as delays. Receive the updates via your email or mobile phone. Use the Orbitz app to stay updated on your flight status and baggage claim details.

Earn Miles for Flights From Jacksonville to Adelanto

On qualified flights, add your frequent flyer number to your booking to get miles or points for your trip.

More Destinations

More Destinations

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.