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$102+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — ONT
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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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 November 4, 2025.

This American Airlines deal was found by Cheapflights users on 11/2. 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.
Sun 11/236:05 amBOS - ONT
1 stop8h 58mAmerican Airlines
Thu 11/276:11 amONT - BOS
1 stop7h 07mAmerican Airlines
Deal found 11/2$292
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 12/56:59 pmBOS - ONT
1 stop19h 20mAlaska Airlines
Wed 12/246:05 pmONT - BOS
1 stop9h 05mAlaska Airlines
Deal found 11/4$299
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 12/116:10 amBOS - ONT
1 stop8h 50mAmerican Airlines
Thu 12/259:53 amONT - BOS
1 stop7h 17mAmerican Airlines
Deal found 11/4$300
This Delta deal was found by Cheapflights users on 11/3. 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.
Sun 12/146:46 pmBOS - ONT
1 stop8h 12mDelta
Fri 1/910:30 pmONT - BOS
1 stop8h 30mDelta
Deal found 11/3$302
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 12/44:52 pmBOS - ONT
1 stop8h 08mAmerican Airlines
Wed 12/1012:46 pmONT - BOS
1 stop7h 14mAmerican Airlines
Deal found 11/3$305
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 12/99:00 amBOS - ONT
1 stop12h 33mAlaska Airlines
Mon 12/157:33 pmONT - BOS
1 stop8h 56mAlaska Airlines
Deal found 11/2$306
This Delta deal was found by Cheapflights users on 11/3. 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 12/46:10 amBOS - ONT
1 stop9h 24mDelta
Tue 12/91:29 pmONT - BOS
1 stop7h 12mDelta
Deal found 11/3$307
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 12/410:59 amBOS - ONT
2 stops10h 20mAmerican Airlines
Mon 12/812:55 pmONT - BOS
1 stop7h 38mAmerican Airlines
Deal found 11/4$312
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/99:00 amBOS - ONT
1 stop12h 33mAlaska Airlines
Wed 12/316:05 pmONT - BOS
1 stop9h 05mAlaska Airlines
Deal found 11/3$332
This Southwest deal was found by Cheapflights users on 11/3. 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.
Mon 12/155:30 amBOS - ONT
1 stop8h 05mSouthwest
Wed 12/2411:15 amONT - BOS
1 stop8h 30mSouthwest
Deal found 11/3$333
This Delta deal was found by Cheapflights users on 11/2. 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.
Sun 11/236:53 pmBOS - ONT
1 stop7h 59mDelta
Thu 11/277:05 amONT - BOS
1 stop9h 32mDelta
Deal found 11/2$338
This Delta deal was found by Cheapflights users on 11/2. 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 11/272:12 pmPVD - ONT
1 stop8h 30mDelta
Wed 12/312:12 pmONT - PVD
1 stop8h 22mDelta
Deal found 11/2$355

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 November 4, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$292
(American Airlines)

One-way from

$102
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$367
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
Search Deals
One-way flight from Rhode Island to Ontario
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 4, 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 12/12

6:10 am-12:34 pm

1 stop9h 24m

Ontario

Fri 12/12

10:25 pm-10:10 am

1 stop8h 45m

$307

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Thu 12/4

6:10 am-12:34 pm

1 stop9h 24m

Ontario

Tue 12/9

1:29 pm-11:41 pm

1 stop7h 12m

$307

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Fri 12/12

5:13 pm-11:04 pm

1 stop8h 51m

Ontario

Sun 12/14

10:25 pm-10:10 am

1 stop8h 45m

$307

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Sat 12/6

7:15 am-5:08 pm

1 stop12h 53m

Ontario

Mon 12/8

10:25 pm-10:10 am

1 stop8h 45m

$307

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Thu 1/8

7:00 am-3:08 pm

1 stop11h 08m

Ontario

Tue 2/3

11:53 am-11:54 pm

1 stop9h 01m

$327

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Fri 1/9

7:00 am-3:08 pm

1 stop11h 08m

Ontario

Fri 2/6

11:53 am-11:54 pm

1 stop9h 01m

$327

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Fri 1/9

7:00 am-3:08 pm

1 stop11h 08m

Ontario

Sat 1/31

11:53 am-11:54 pm

1 stop9h 01m

$327

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Thu 1/8

7:00 am-3:08 pm

1 stop11h 08m

Ontario

Mon 2/2

11:53 am-11:54 pm

1 stop9h 01m

$327

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 1/6

5:12 pm-11:59 pm

1 stop9h 47m

Ontario

Tue 2/3

11:53 am-11:54 pm

1 stop9h 01m

$328

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Mon 1/5

5:12 pm-11:59 pm

1 stop9h 47m

Ontario

Sat 1/31

11:53 am-11:54 pm

1 stop9h 01m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 41 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, July is the cheapest month in which you can book a flight from Rhode Island to Ontario (average of $140). Flying from Rhode Island to Ontario in February is currently the most expensive (average of $267). 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.

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.

  • How long is the flight from Rhode Island to Ontario?

    There are many flights that can get you from Rhode Island to Ontario in 9h 24m. Fly via Delta, Alaska Airlines, or American Airlines to get the fastest option. The distance from Rhode Island to Ontario is about 2559 mi. This flight may include one or multiple stops.

  • 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, July is the cheapest month in which you can book a flight from Rhode Island to Ontario (average of $140). Flying from Rhode Island to Ontario in February is currently the most expensive (average of $267). 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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$316Average$508FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$346Average$442FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$408Average$517FlexibilityNo cancel feeOn-time71%

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