What is the cheapest airline that flies from Rhode Island to Ontario?

American Airlines, Frontier, and Alaska Airlines are the most popular carriers operating from Rhode Island to Ontario

What airlines fly to Ontario?

American Airlines, Breeze Airways and Southwest are the top three most popular airlines that fly to Ontario from Rhode Island according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Rhode Island to Ontario Airport?

Prices for flights from Rhode Island to Ontario Airport are updated daily.

How many operators does momondo search for flights from Rhode Island to Ontario Airport?

The number of operators available for flights from Rhode Island to Ontario Airport is 5 as of October 2025.

How old do you have to be to fly from Rhode Island to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rhode Island to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$122 Cheap Flights from Rhode Island to Ontario in 2025/26

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Cheap round-trip flights

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10:25 am - 3:35 pmBOS-ONT

8h 10m1 stop

11:15 am - 10:45 pmONT-BOS

8h 30m1 stop

$277Southwest

Find Deal

Thu, Oct 30 - Wed, Nov 5

6:00 am - 12:37 pmBOS-ONT

9h 37m1 stop

1:29 pm - 11:39 pmONT-BOS

7h 10m1 stop

$278United Airlines

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Tue, Oct 28 - Fri, Oct 31

1:50 pm - 8:40 pmBOS-ONT

9h 50m2 stops

2:15 pm - 12:30 amONT-BOS

7h 15m1 stop

$282Southwest

Find Deal

Tue, Oct 28 - Thu, Oct 30

9:20 am - 5:34 pmBOS-ONT

11h 14m2 stops

1:29 pm - 11:39 pmONT-BOS

7h 10m1 stop

$283United Airlines

Find Deal

Tue, Oct 28 - Fri, Oct 31

7:00 am - 3:17 pmBOS-ONT

11h 17m1 stop

6:11 pm - 7:29 amONT-BOS

10h 18m1 stop

$285Alaska Airlines

Find Deal

Wed, Nov 12 - Fri, Nov 14

6:00 am - 12:01 pmBOS-ONT

9h 01m1 stop

10:34 pm - 10:55 amONT-BOS

9h 21m1 stop

$290American Airlines

Find Deal

Thu, Oct 30 - Sun, Nov 2

6:15 am - 12:14 pmBOS-ONT

8h 59m1 stop

10:25 pm - 9:36 amONT-BOS

8h 11m1 stop

$297Delta

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Wed, Nov 5 - Wed, Nov 12

7:00 am - 3:17 pmBOS-ONT

11h 17m1 stop

11:59 am - 12:20 amONT-BOS

9h 21m1 stop

$298Alaska Airlines

Find Deal

Sat, Nov 1 - Tue, Nov 4

8:52 am - 4:01 pmBOS-ONT

10h 09m1 stop

9:59 am - 8:38 pmONT-BOS

7h 39m1 stop

$318American Airlines

Find Deal

Sun, Nov 23 - Thu, Nov 27

6:15 am - 12:16 pmBOS-ONT

9h 01m1 stop

4:49 pm - 6:25 amONT-BOS

10h 36m1 stop

$338Delta

Find Deal

Thu, Nov 6 - Tue, Nov 11

United Airlines flights from Rhode Island to Ontario

Our best United Airlines deals on Rhode Island to Ontario flight tickets

United Airlines

Oct 28

BOS6:00 amBoston Logan Intl

9h 37m

1 stop

ONT12:37 pmOntario

Oct 31

ONT1:29 pmOntario

7h 10m

1 stop

BOS11:39 pmBoston Logan Intl

$278

Find similar

United Airlines

Oct 28

BOS9:20 amBoston Logan Intl

11h 14m

2 stops

ONT5:34 pmOntario

Oct 31

ONT1:29 pmOntario

7h 10m

1 stop

BOS11:39 pmBoston Logan Intl

$283

Find similar

United Airlines

Jan 17

BOS12:45 pmBoston Logan Intl

11h 13m

2 stops

ONT8:58 pmOntario

Jan 24

ONT5:05 amOntario

9h 19m

2 stops

BOS5:24 pmBoston Logan Intl

$295

Find similar

American Airlines flights from Rhode Island to Ontario

Our best American Airlines deals on Rhode Island to Ontario flight tickets

American Airlines

Oct 30

BOS6:00 amBoston Logan Intl

9h 01m

1 stop

ONT12:01 pmOntario

Nov 2

ONT10:34 pmOntario

9h 21m

1 stop

BOS10:55 amBoston Logan Intl

$290

Find similar

American Airlines

Nov 23

BOS8:52 amBoston Logan Intl

10h 09m

1 stop

ONT4:01 pmOntario

Nov 27

ONT9:59 amOntario

7h 39m

1 stop

BOS8:38 pmBoston Logan Intl

$318

Find similar

American Airlines

Oct 28

BOS8:00 amBoston Logan Intl

10h 24m

2 stops

ONT3:24 pmOntario

Oct 31

ONT6:15 amOntario

10h 40m

2 stops

BOS7:55 pmBoston Logan Intl

$328

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Thu 10/30

10:25 am-3:35 pm

1 stop8h 10m

Ontario

Wed 11/5

11:15 am-10:45 pm

1 stop8h 30m

$277

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 10/28

6:00 am-12:37 pm

1 stop9h 37m

Ontario

Fri 10/31

1:29 pm-11:39 pm

1 stop7h 10m

$278

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 10/28

1:50 pm-8:40 pm

2 stops9h 50m

Ontario

Thu 10/30

2:15 pm-12:30 am

1 stop7h 15m

$282

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 10/28

9:20 am-5:34 pm

2 stops11h 14m

Ontario

Fri 10/31

1:29 pm-11:39 pm

1 stop7h 10m

$283

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Wed 11/12

7:00 am-3:17 pm

1 stop11h 17m

Ontario

Fri 11/14

6:11 pm-7:29 am

1 stop10h 18m

$285

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Thu 10/30

6:00 am-12:01 pm

1 stop9h 01m

Ontario

Sun 11/2

10:34 pm-10:55 am

1 stop9h 21m

$290

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Wed 11/5

6:15 am-12:14 pm

1 stop8h 59m

Ontario

Wed 11/12

10:25 pm-9:36 am

1 stop8h 11m

$297

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Sat 11/1

7:00 am-3:17 pm

1 stop11h 17m

Ontario

Tue 11/4

11:59 am-12:20 am

1 stop9h 21m

$298

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Sun 11/23

8:52 am-4:01 pm

1 stop10h 09m

Ontario

Thu 11/27

9:59 am-8:38 pm

1 stop7h 39m

$318

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Thu 11/6

6:15 am-12:16 pm

1 stop9h 01m

Ontario

Tue 11/11

4:49 pm-6:25 am

1 stop10h 36m

$338

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How to get the cheapest flight ticket from Rhode Island to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Ontario?

In general, May is the cheapest month to fly from Rhode Island to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $346. If you aren’t able to travel during the month of May, then book flights to Ontario from Rhode Island during January instead. Flights to Ontario in January, while not as cheap as those in May, still average around $353.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $401. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Rhode Island to Ontario for around $569.

What is the cheapest time of day to depart on your flight to Ontario?

At noon is the cheapest time of day to fly from Rhode Island to Ontario when you can find flight prices for as low as $428. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $552 on average. Flights to Ontario from Rhode Island in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from Rhode Island when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $407 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Rhode Island for as low as $296 on momondo.

Cheap Rhode Island to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rhode Island to Ontario

Direct flights	None

There are no direct flights from Rhode Island to Ontario. There are no popular flight routes from Rhode Island to Ontario.

Search flight deals

When did momondo last update prices for flights from Rhode Island to Ontario Airport?
Prices for flights from Rhode Island to Ontario Airport are updated daily.
How many operators does momondo search for flights from Rhode Island to Ontario Airport?
The number of operators available for flights from Rhode Island to Ontario Airport is 5 as of October 2025.
How old do you have to be to fly from Rhode Island to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rhode Island to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Rhode Island to Ontario

Compare and see reviews for airlines that fly from Rhode Island to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $316	Free Cancellation	Rating 7.9 7,969 reviews	Search Delta flights
Southwest	PriceFrom $346	Free Cancellation	Rating 8.0 4,233 reviews	Search Southwest flights
American Airlines	PriceFrom $408	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Rhode Island to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rhode Island to Ontario for you.

Can I find flights from Rhode Island to Ontario with flexible booking policies on momondo?

Flights from Rhode Island to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Rhode Island to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rhode Island to Ontario.

I’m not ready to book a flight from Rhode Island to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Rhode Island. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.