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$140+ Cheap flights from Tampa to Ontario (TPA - ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
TPA — ONT
Jun 19 — Jun 261
Thu 6/19
Thu 6/26
1 adult, Economy
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Cheapflights Tip: The best prices from Tampa to Ontario are usually found in November or May, booked 61 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Tampa to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Tampa (TPA) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 14, 2025.

Round-trip from

$275
(Booking.com)

One-way from

$140
(Trip.com)

Popular in

April

Cheapest in

November

Average price

$414
From Tampa to Ontario
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One-way flight from Tampa to Ontario
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Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Tampa to Ontario

Cheapest flights from Tampa to Ontario
Explore the most affordable flight options available from Tampa to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2025.

This Booking.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:30 amTPA - ONT
1 stop17h 22mFrontier
Tue 8/55:15 pmONT - TPA
1 stop10h 20mFrontier
Deal found 6/12$275
This Trip.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/186:43 amTPA - ONT
1 stop17h 09mMultiple Airlines
Sun 7/206:00 amONT - TPA
1 stop20h 38mMultiple Airlines
Deal found 6/12$282
This JetBlue deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/162:40 pmTPA - ONT
1 stop10h 19mJetBlue
Tue 8/1211:45 pmONT - TPA
1 stop11h 10mJetBlue
Deal found 6/11$291
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/45:20 pmTPA - ONT
1 stop7h 17mUnited Airlines
Thu 8/76:00 amONT - TPA
1 stop6h 57mUnited Airlines
Deal found 6/11$297
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/73:00 pmTPA - ONT
2 stops11h 42mDelta
Tue 8/1210:00 pmONT - TPA
2 stops11h 42mDelta
Deal found 6/11$307
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/17:40 amTPA - ONT
1 stop10h 25mSouthwest
Wed 7/911:35 amONT - TPA
1 stop8h 30mSouthwest
Deal found 6/11$335
This American Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/293:32 pmTPA - ONT
2 stops9h 07mAmerican Airlines
Wed 9/36:10 amONT - TPA
1 stop7h 00mAmerican Airlines
Deal found 6/13$341
This Alaska Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:06 pmTPA - ONT
2 stops17h 20mAlaska Airlines
Thu 9/257:22 pmONT - TPA
1 stop19h 44mAlaska Airlines
Deal found 6/12$423

Cheapflights Fare Finder

Customize your flight search to find flights from Tampa to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 14, 2025.
Use the filters below to find and compare flights from Tampa to Ontario that are best for you.

Fly from

Tampa

Fly to

Ontario

Route

Depart

Return

Price

TampaOntario

TPA - ONT

TPAONT

Tampa

Wed 7/30

7:30 am-9:52 pm

1 stop17h 22m

Ontario

Tue 8/5

5:15 pm-6:35 am

1 stop10h 20m

$275

TampaOntario

TPA - ONT

TPAONT

Tampa

Fri 7/18

6:43 am-8:52 pm

1 stop17h 09m

Ontario

Sun 7/20

6:00 am-5:38 am

1 stop20h 38m

$282

TampaOntario

TPA - ONT

TPAONT

Tampa

Wed 7/16

2:40 pm-9:59 pm

1 stop10h 19m

Ontario

Tue 8/12

11:45 pm-1:55 pm

1 stop11h 10m

$291

TampaOntario

TPA - ONT

TPAONT

Tampa

Mon 8/4

5:52 pm-10:27 pm

1 stop7h 35m

Ontario

Wed 8/6

10:05 pm-8:54 am

1 stop7h 49m

$297

TampaOntario

TPA - ONT

TPAONT

Tampa

Tue 7/1

7:40 am-3:05 pm

1 stop10h 25m

Ontario

Wed 7/9

11:35 am-11:05 pm

1 stop8h 30m

$335

TampaOntario

TPA - ONT

TPAONT

Tampa

Fri 8/29

3:32 pm-9:39 pm

2 stops9h 07m

Ontario

Wed 9/3

6:10 am-4:10 pm

1 stop7h 00m

$341

TampaOntario

TPA - ONT

TPAONT

Tampa

Tue 7/1

9:00 am-10:52 pm

3 stops16h 52m

Ontario

Wed 7/9

1:19 pm-5:30 am

2 stops13h 11m

$450

TampaOntario

TPA - ONT

TPAONT

Tampa

Thu 7/24

6:43 am-4:19 pm

1 stop12h 36m

$140

TampaOntario

TPA - ONT

TPAONT

Tampa

Fri 7/4

7:30 am-11:52 am

1 stop7h 22m

$143

TampaOntario

TPA - ONT

TPAONT

Tampa

Sat 7/5

6:30 am-10:38 am

1 stop7h 08m

$146

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 16 results
1
2

Best time to book a flight from Tampa to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Tampa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Tampa to Ontario

How far ahead should I book a flight from Tampa to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Tampa to Ontario. Price data was last updated on June 9, 2025.

The best time to book flights from Tampa to Ontario is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Tampa to Ontario?

Currently, August is the cheapest month in which you can book a flight from Tampa to Ontario (average of $246). Flying from Tampa to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TPA to ONT?

Find hourly flight availability from Tampa to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 14, 2025.

When flying from Tampa to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 24% versus a flight in the afternoon.

What is the cheapest day to fly from Tampa to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Tampa to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Tampa to Ontario flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated June 14, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Tampa to Ontario to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,956 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,496 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,791 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Tampa to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Currently priced at $275, Frontier will fly you from Tampa to Ontario and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and United Airlines - these airlines can fly you to your destination from $291 and $297, respectively. Frontier is priced at 26% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $143 on Frontier. Other airlines that offer cheap prices include Delta from $146 and Hawaiian Airlines from $150 one-way.

  • Can I find deals for flights from Tampa to Ontario that include hotel bookings?

    Yes. In addition to deals on Tampa to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Tampa to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Tampa to Ontario.

  • Can I find deals for business class flights from Tampa to Ontario?

    Yes. Cheapflights offers flight deals from Tampa to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Tampa to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Tampa to Ontario (average of $246). Flying from Tampa to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Tampa to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Tampa to Ontario

Discover the top 5 airlines that operate flights from Tampa to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$240FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$288Average$381FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$413FlexibilityNo cancel feeOn-time71%
DeltaCheapest$290Average$420FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$308Average$388FlexibilityNo cancel feeOn-time63%

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