£123 Cheap Flights from Ontario (ONT) to Tampa (TPA)

View £123 flight on Sat, 6 Jun 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Tampa Intl. Airport (TPA)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Ontario (ONT) to Tampa (TPA)

Prices were available within the past 7 days and start at £123 for one-way flights and £321 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 13 Jun - Wed, 1 Jul
ONT
Ontario
TPA
Tampa
£321 Return, found 2 days ago
£321
Return
found 2 days ago
Select Delta flight, departing Sat, 13 Jun from Ontario to Tampa, returning Wed, 1 Jul, priced at £321 found 2 days ago
Delta
Sat, 13 Jun - Fri, 3 Jul
ONT
Ontario
TPA
Tampa
£326 Return, found 2 days ago
£326
Return
found 2 days ago
Select Delta flight, departing Sat, 13 Jun from Ontario to Tampa, returning Fri, 3 Jul, priced at £326 found 2 days ago
American Airlines
Wed, 13 May - Sat, 16 May
ONT
Ontario
TPA
Tampa
£369 Return, found 3 days ago
£369
Return
found 3 days ago
Select American Airlines flight, departing Wed, 13 May from Ontario to Tampa, returning Sat, 16 May, priced at £369 found 3 days ago
American Airlines
Wed, 13 May - Sat, 16 May
ONT
Ontario
TPA
Tampa
£381 Return, found 3 days ago
£381
Return
found 3 days ago
Select American Airlines flight, departing Wed, 13 May from Ontario to Tampa, returning Sat, 16 May, priced at £381 found 3 days ago
American Airlines
Wed, 13 May - Sat, 16 May
ONT
Ontario
TPA
Tampa
£421 Return, found 3 days ago
£421
Return
found 3 days ago
Select American Airlines flight, departing Wed, 13 May from Ontario to Tampa, returning Sat, 16 May, priced at £421 found 3 days ago
American Airlines
Wed, 13 May - Sat, 16 May
ONT
Ontario
TPA
Tampa
£432 Return, found 3 days ago
£432
Return
found 3 days ago
Select American Airlines flight, departing Wed, 13 May from Ontario to Tampa, returning Sat, 16 May, priced at £432 found 3 days ago
American Airlines
Wed, 13 May - Sat, 16 May
ONT
Ontario
TPA
Tampa
£435 Return, found 3 days ago
£435
Return
found 3 days ago
Select American Airlines flight, departing Wed, 13 May from Ontario to Tampa, returning Sat, 16 May, priced at £435 found 3 days ago
United
Wed, 13 May - Sat, 16 May
ONT
Ontario
TPA
Tampa
£450 Return, found 3 days ago
£450
Return
found 3 days ago
Select United flight, departing Wed, 13 May from Ontario to Tampa, returning Sat, 16 May, priced at £450 found 3 days ago
JetBlue Airways
Thu, 28 May - Mon, 1 Jun
ONT
Ontario
TPA
Tampa
£541 Return, found 4 hours ago
£541
Return
found 4 hours ago
Select JetBlue Airways flight, departing Thu, 28 May from Ontario to Tampa, returning Mon, 1 Jun, priced at £541 found 4 hours ago
Alaska Airlines
Thu, 28 May - Mon, 1 Jun
ONT
Ontario
TPA
Tampa
£694 Return, found 4 hours ago
£694
Return
found 4 hours ago
Select Alaska Airlines flight, departing Thu, 28 May from Ontario to Tampa, returning Mon, 1 Jun, priced at £694 found 4 hours ago

Frequently asked questions

What is the cheapest month to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
February is typically the cheapest month to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.), with average return fares of approximately £522. This is about 13% lower than the average price throughout the year. February often sees lower prices because it falls outside of peak holiday travel seasons, leading to less demand. Other cheap months to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) include September and October.
How do I find cheap flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
To find a cheap flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
The best time to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) for a good deal is typically in February or October. You can expect to find return flights for around £522 during these months. This information is based on booking data from the past year, helping you plan your trip when prices are historically lower.
How many flights per day from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
There are approximately 54 connecting flights per day from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.). Some common connection points include Portland Intl. (PDX), Seattle - Tacoma Intl. (SEA), and Denver Intl. (DEN).
What is the earliest flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
The earliest flight from Los Angeles - Ontario Intl. (ONT) to Tampa Intl. (TPA) typically departs at approximately 12:05 AM local time, operated by F9. This is a seasonal service active in May. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
You'll find the most flights from Los Angeles - Ontario Intl. (ONT) to Tampa Intl. (TPA) on a Thursday, with around 44 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, American Airlines, and Alaska Airlines. Flight schedules are consistent throughout the week, so you'll have a good selection of flights no matter which day you choose.
What are the most popular departure times for flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
The most popular departure times for flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) are in the early morning, from 6am to 9am. About 35% of passengers prefer this time. Many major carriers, including American Airlines, Southwest Airlines and United Airlines, offer flights during this window. This timing works well because you can get an early start to your travel day and arrive at your destination with plenty of time left.
How long does it take to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
Flights from ONT to TPA with one stop typically take around 6 hours 50 minutes, covering approximately 2,107 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
Select the "Business class" and "First class" filters when looking for ONT to TPA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) flight with Expedia?
It's easy to earn miles on a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Tampa from Los Angeles - Ontario Intl. (ONT)?
From Los Angeles - Ontario Intl. (ONT), you can fly directly into Tampa Intl. (TPA) to reach Tampa. Some flights may connect through major hubs like Denver Intl. (DEN), Sky Harbor Intl. (PHX), McCarran Intl. (LAS) before reaching Tampa. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) at the last minute?
Typically, booking a last minute flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) flight and hotel package?
Securing a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.)?
If you booked your Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Tampa, FL (TPA-Tampa Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ontario Intl. Airport
Destination airport
Tampa Intl.
Return price
£321
Distance
3371 km

Book with confidence

Compare flights from Ontario to Tampa easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Ontario to Tampa. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Tampa Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Los Angeles - Ontario Intl. to Tampa Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Los Angeles - Ontario Intl. (ONT) to Tampa Intl. (TPA)

The easiest way to view the best deals on flights from Ontario to Tampa today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Los Angeles - Ontario Intl. to Tampa Intl. start at just £321 and range up to £694.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Ontario and Tampa
  • booking your flight during June, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Ontario to Tampa flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Los Angeles - Ontario Intl. to Tampa Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Ontario to Tampa easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.