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Ontario

$109+ 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — ONT
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$238
(Frontier)

One-way from

$109
(Frontier)

Popular in

December

Cheapest in

September

Average price

$364
Provider with most accurate pricing for Boston Logan Intl-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Los Angeles flights.
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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. 0% potential increase in price ($1 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 May 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 May 1, 2025.

This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/611:56 amBOS - ONT
1 stop10h 16mFrontier
Sun 6/88:07 pmONT - BOS
1 stop11h 54mFrontier
Deal found 4/30$238
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/246:45 amBOS - ONT
1 stop8h 05mAmerican Airlines
Sat 5/316:15 amONT - BOS
1 stop10h 02mAmerican Airlines
Deal found 4/30$269
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:30 amBOS - ONT
1 stop11h 20mAlaska Airlines
Wed 6/411:51 amONT - BOS
1 stop9h 15mAlaska Airlines
Deal found 4/30$274
This JetBlue deal was found by Cheapflights users on 4/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/101:45 pmBOS - ONT
1 stop11h 45mJetBlue
Sun 7/1311:45 pmONT - BOS
1 stop9h 06mJetBlue
Deal found 4/30$291
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 5/244:25 pmBOS - ONT
1 stop8h 51mDelta
Fri 5/3012:18 pmONT - BOS
1 stop7h 32mDelta
Deal found 4/30$297
This Southwest deal was found by Cheapflights users on 4/30. 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 9/312:40 pmBOS - ONT
2 stops9h 55mSouthwest
Thu 9/412:45 pmONT - BOS
1 stop7h 35mSouthwest
Deal found 4/30$323
This Southwest deal was found by Cheapflights users on 4/30. 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 9/46:00 amPVD - ONT
1 stop8h 35mSouthwest
Mon 9/86:40 amONT - PVD
1 stop7h 30mSouthwest
Deal found 4/30$343
This Delta deal was found by Cheapflights users on 4/30. 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.
Thu 9/45:00 pmPVD - ONT
2 stops9h 43mDelta
Mon 9/810:59 pmONT - PVD
2 stops9h 53mDelta
Deal found 4/30$353
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/107:00 amBOS - ONT
1 stop11h 32mHawaiian Airlines
Sat 5/174:45 pmONT - BOS
1 stop11h 35mHawaiian Airlines
Deal found 4/30$363
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:30 amBOS - ONT
1 stop8h 08mUnited Airlines
Mon 5/196:48 pmONT - BOS
1 stop8h 25mUnited Airlines
Deal found 4/30$369
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/281:48 pmPVD - ONT
2 stops10h 50mAmerican Airlines
Fri 7/117:05 pmONT - PVD
2 stops13h 06mAmerican Airlines
Deal found 4/30$408
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/54:40 pmPVD - ONT
1 stop8h 46mUnited Airlines
Tue 6/106:32 pmONT - PVD
2 stops12h 14mUnited Airlines
Deal found 4/30$457

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 May 1, 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

Fri 5/30

12:01 pm-7:43 pm

1 stop10h 42m

Ontario

Thu 6/5

8:07 pm-11:01 am

1 stop11h 54m

$218

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Mon 6/2

11:56 am-7:12 pm

1 stop10h 16m

Ontario

Wed 6/4

11:51 am-12:06 am

1 stop9h 15m

$267

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Sat 5/24

6:45 am-11:50 am

1 stop8h 05m

Ontario

Sat 5/31

6:15 am-7:17 pm

1 stop10h 02m

$269

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Wed 5/28

7:30 am-3:50 pm

1 stop11h 20m

Ontario

Wed 6/4

11:51 am-12:06 am

1 stop9h 15m

$274

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 6/17

1:45 pm-9:59 pm

1 stop11h 14m

Ontario

Mon 6/23

11:59 pm-12:03 pm

1 stop9h 04m

$291

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 5/27

4:47 pm-10:26 pm

1 stop8h 39m

Ontario

Mon 6/2

6:32 pm-6:01 am

1 stop8h 29m

$299

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Fri 5/30

6:50 am-12:15 pm

1 stop8h 25m

Ontario

Wed 6/4

12:18 pm-12:33 am

1 stop9h 15m

$302

ProvidenceOntario

PVD - ONT

PVDONT

Providence-TFGreen

Thu 9/4

6:00 am-11:35 am

1 stop8h 35m

Ontario

Mon 9/8

6:40 am-5:10 pm

1 stop7h 30m

$343

ProvidenceOntario

PVD - ONT

PVDONT

Providence-TFGreen

Thu 9/4

5:00 pm-11:43 pm

2 stops9h 43m

Ontario

Mon 9/8

10:59 pm-11:52 am

2 stops9h 53m

$353

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Thu 5/8

7:00 am-3:32 pm

1 stop11h 32m

Ontario

Sun 5/11

7:24 pm-7:55 am

1 stop9h 31m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 27 results
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2
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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.

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 May 1, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Rhode Island to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

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
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

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
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

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
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

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 Frontier, which is currently one of the cheapest options available, starting at $109. Alaska Airlines flights start at $135 while deals on JetBlue start at $142 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$347Average$437FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$372Average$533FlexibilityNo cancel feeOn-time71%
DeltaCheapest$400Average$499FlexibilityNo cancel feeOn-timeN/A

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