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$139+ Cheap flights from Rhode Island to Ontario (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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — ONT
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Rhode Island to Ontario

Keep the following information in mind while searching for Rhode Island to Ontario flight deals. Data was last updated July 31, 2025.

Round-trip from

$256
(Rumbo)

One-way from

$139
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$402
From Rhode Island to Ontario
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One-way flight from Rhode Island to Ontario
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Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Rhode Island to Ontario

Cheapest flights from Rhode Island to Ontario
Explore the most affordable flight options available from Rhode Island to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Rumbo deal was found by Cheapflights users on 7/30. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/302:40 pmBOS - ONT
1 stop10h 19mJetBlue
Fri 9/510:56 pmONT - BOS
1 stop7h 38mJetBlue
Deal found 7/30$256
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Sat 8/237:15 amBOS - ONT
1 stop9h 24mAmerican Airlines
Sat 8/3012:22 pmONT - BOS
1 stop8h 26mAmerican Airlines
Deal found 7/29$263
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 8/267:30 amBOS - ONT
1 stop8h 02mUnited Airlines
Tue 9/27:00 amONT - BOS
1 stop7h 46mUnited Airlines
Deal found 7/29$277
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:20 amBOS - ONT
1 stop9h 52mHawaiian Airlines
Mon 9/297:47 pmONT - BOS
1 stop9h 13mHawaiian Airlines
Deal found 7/29$284
This Southwest deal was found by Cheapflights users on 7/30. 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.
Thu 12/46:45 amBOS - ONT
1 stop10h 45mSouthwest
Mon 12/811:15 amONT - BOS
1 stop8h 30mSouthwest
Deal found 7/30$293
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 9/97:20 amBOS - ONT
1 stop9h 52mAlaska Airlines
Wed 9/1711:39 amONT - BOS
1 stop9h 48mAlaska Airlines
Deal found 7/29$294
This Delta deal was found by Cheapflights users on 7/30. 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.
Tue 9/25:35 amBOS - ONT
1 stop8h 00mDelta
Tue 9/97:05 amONT - BOS
1 stop8h 26mDelta
Deal found 7/30$296
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 9/64:31 pmPVD - ONT
1 stop7h 53mAmerican Airlines
Sat 9/1310:35 pmONT - PVD
1 stop7h 44mAmerican Airlines
Deal found 7/31$322
This Delta deal was found by Cheapflights users on 7/30. 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.
Tue 8/266:00 amPVD - ONT
1 stop7h 35mDelta
Sat 8/3011:45 amONT - PVD
1 stop9h 14mDelta
Deal found 7/30$323
This Southwest deal was found by Cheapflights users on 7/30. 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.
Wed 8/205:35 amPVD - ONT
2 stops9h 25mSouthwest
Thu 8/2812:45 pmONT - PVD
1 stop7h 25mSouthwest
Deal found 7/30$355
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 9/96:00 amPVD - ONT
2 stops9h 32mUnited Airlines
Sat 9/136:50 pmONT - PVD
2 stops11h 57mUnited Airlines
Deal found 7/29$433

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rhode Island 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 July 31, 2025.
Use the filters below to find and compare flights from Rhode Island to Ontario that are best for you.

Fly from

Rhode Island

Fly to

Ontario

Route

Depart

Return

Price

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Sat 8/30

2:40 pm-9:59 pm

1 stop10h 19m

Ontario

Fri 9/5

10:56 pm-9:34 am

1 stop7h 38m

$256

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Sat 8/23

7:15 am-1:39 pm

1 stop9h 24m

Ontario

Sat 8/30

12:22 pm-11:48 pm

1 stop8h 26m

$263

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 8/26

7:30 am-12:32 pm

1 stop8h 02m

Ontario

Tue 9/2

7:00 am-5:46 pm

1 stop7h 46m

$277

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Wed 9/24

7:20 am-2:12 pm

1 stop9h 52m

Ontario

Mon 9/29

7:47 pm-8:00 am

1 stop9h 13m

$284

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 9/9

7:20 am-2:12 pm

1 stop9h 52m

Ontario

Wed 9/17

11:39 am-12:27 am

1 stop9h 48m

$294

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 9/2

5:35 am-10:35 am

1 stop8h 00m

Ontario

Tue 9/9

7:05 am-6:31 pm

1 stop8h 26m

$296

ProvidenceOntario

PVD - ONT

PVDONT

Providence-TFGreen

Sat 9/6

4:31 pm-9:24 pm

1 stop7h 53m

Ontario

Sat 9/13

10:35 pm-9:19 am

1 stop7h 44m

$322

ProvidenceOntario

PVD - ONT

PVDONT

Providence-TFGreen

Tue 8/26

6:00 am-10:35 am

1 stop7h 35m

Ontario

Sat 8/30

11:45 am-11:59 pm

1 stop9h 14m

$323

ProvidenceOntario

PVD - ONT

PVDONT

Providence-TFGreen

Wed 8/20

5:35 am-12:00 pm

2 stops9h 25m

Ontario

Thu 8/28

12:45 pm-11:10 pm

1 stop7h 25m

$355

ProvidenceOntario

PVD - ONT

PVDONT

Providence-TFGreen

Tue 9/9

6:00 am-12:32 pm

2 stops9h 32m

Ontario

Sat 9/13

6:50 pm-9:47 am

2 stops11h 57m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 23 results
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Best time to book a flight from Rhode Island to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Rhode Island 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 Rhode Island to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Rhode Island to Ontario (average of $246). Flying from Rhode Island 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.

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 July 31, 2025.
Read through reviews of airlines operating flights from Rhode Island to Ontario, such as Alaska Airlines, Southwest, and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

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

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

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
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

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
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

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
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

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
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

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 Rhode Island to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Rhode Island?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly into when you book flights from Rhode Island to Ontario.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $139. Delta flights start at $149 while deals on Alaska Airlines start at $156 one-way.

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

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

  • How can I find direct flights from Rhode Island to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Rhode Island 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 Rhode Island to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Rhode Island to Ontario (average of $246). Flying from Rhode Island 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 Rhode Island to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Rhode Island to Ontario

Discover the top 3 airlines that operate flights from Rhode Island 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$328Average$427FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$355Average$563FlexibilityNo cancel feeOn-time71%
DeltaCheapest$379Average$501FlexibilityNo cancel feeOn-timeN/A

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