Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Rhode Island from $99

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Rhode Island departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ontario to Rhode Island

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
11:53 am - 11:54 pmONT-BOS
9h 01m1 stop
Alaska Airlines Logo
7:00 am - 3:08 pmBOS-ONT
11h 08m1 stop
$248Alaska Airlines
Find Deal
Tue, Jan 27 - Tue, Feb 3
Alaska Airlines Logo
1:46 pm - 3:20 pmONT-BOS
22h 34m1 stop
Alaska Airlines Logo
7:00 am - 3:08 pmBOS-ONT
11h 08m1 stop
$250Alaska Airlines
Find Deal
Mon, Feb 2 - Tue, Feb 10
Alaska Airlines Logo
11:53 am - 11:54 pmONT-BOS
9h 01m1 stop
Alaska Airlines Logo
7:00 am - 3:08 pmBOS-ONT
11h 08m1 stop
$251Alaska Airlines
Find Deal
Thu, Jan 8 - Wed, Jan 14
American Airlines Logo
9:59 am - 10:19 pmONT-BOS
9h 20m2 stops
American Airlines Logo
8:50 am - 4:05 pmBOS-ONT
10h 15m1 stop
$256American Airlines
Find Deal
Thu, Jan 8 - Sun, Jan 11
Alaska Airlines Logo
11:53 am - 11:54 pmONT-BOS
9h 01m1 stop
Alaska Airlines Logo
4:36 pm - 11:52 pmBOS-ONT
10h 16m1 stop
$271Alaska Airlines
Find Deal
Tue, Feb 10 - Fri, Feb 20
Hawaiian Airlines Logo
11:53 am - 11:54 pmONT-BOS
9h 01m1 stop
Hawaiian Airlines Logo
7:00 am - 3:08 pmBOS-ONT
11h 08m1 stop
$275Hawaiian Airlines
Find Deal
Thu, Jan 8 - Wed, Jan 14
United Airlines Logo
6:00 am - 6:48 pmONT-BOS
9h 48m2 stops
United Airlines Logo
3:32 pm - 9:49 pmBOS-ONT
9h 17m1 stop
$276United Airlines
Find Deal
Mon, Dec 8 - Thu, Dec 11
Delta Logo
1:15 pm - 11:53 pmONT-PVD
7h 38m1 stop
Delta Logo
3:00 pm - 9:05 pmPVD-ONT
9h 05m1 stop
$327Delta
Find Deal
Wed, Feb 25 - Sat, Feb 28
Delta Logo
1:15 pm - 11:53 pmONT-PVD
7h 38m1 stop
Delta Logo
3:00 pm - 9:05 pmPVD-ONT
9h 05m1 stop
$347Delta
Find Deal
Wed, Feb 25 - Sat, Feb 28
American Airlines Logo
10:40 pm - 9:12 amONT-PVD
7h 32m1 stop
American Airlines Logo
6:03 am - 4:07 pmPVD-ONT
13h 04m2 stops
$386American Airlines
Find Deal
Thu, Dec 18 - Mon, Jan 5

Alaska Airlines flights from Ontario to Rhode Island

Our best Alaska Airlines deals on Ontario to Rhode Island flight tickets
Alaska Airlines
Jan 27
ONT11:53 amOntario
9h 01m
1 stop
BOS11:54 pmBoston Logan Intl
Feb 3
BOS7:00 amBoston Logan Intl
11h 08m
1 stop
ONT3:08 pmOntario
$248
Find similar
Alaska Airlines
Feb 2
ONT1:46 pmOntario
22h 34m
1 stop
BOS3:20 pmBoston Logan Intl
Feb 10
BOS7:00 amBoston Logan Intl
11h 08m
1 stop
ONT3:08 pmOntario
$250
Find similar
Alaska Airlines
Jan 8
ONT11:53 amOntario
9h 01m
1 stop
BOS11:54 pmBoston Logan Intl
Jan 14
BOS7:00 amBoston Logan Intl
11h 08m
1 stop
ONT3:08 pmOntario
$251
Find similar

United Airlines flights from Ontario to Rhode Island

Our best United Airlines deals on Ontario to Rhode Island flight tickets
United Airlines
Dec 8
ONT6:00 amOntario
8h 43m
1 stop
BOS5:43 pmBoston Logan Intl
Dec 11
BOS3:32 pmBoston Logan Intl
9h 17m
1 stop
ONT9:49 pmOntario
$271
Find similar
United Airlines
Dec 8
ONT6:00 amOntario
9h 48m
2 stops
BOS6:48 pmBoston Logan Intl
Dec 11
BOS3:32 pmBoston Logan Intl
9h 17m
1 stop
ONT9:49 pmOntario
$276
Find similar
United Airlines
Jan 12
ONT6:39 pmOntario
10h 31m
1 stop
BOS8:10 amBoston Logan Intl
Jan 16
BOS3:25 pmBoston Logan Intl
9h 33m
1 stop
ONT9:58 pmOntario
$285
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Rhode Island 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, momondo users made 832,500 searches. Data last updated November 26, 2025.
Use the filters below to find and compare flights from Ontario to Rhode Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Tue 1/27

11:53 am-11:54 pm

1 stop9h 01m

Boston Logan Intl

Tue 2/3

7:00 am-3:08 pm

1 stop11h 08m

$248

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 2/2

1:46 pm-3:20 pm

1 stop22h 34m

Boston Logan Intl

Tue 2/10

7:00 am-3:08 pm

1 stop11h 08m

$250

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Thu 1/8

11:53 am-11:54 pm

1 stop9h 01m

Boston Logan Intl

Wed 1/14

7:00 am-3:08 pm

1 stop11h 08m

$251

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Thu 1/8

9:59 am-10:19 pm

2 stops9h 20m

Boston Logan Intl

Sun 1/11

8:50 am-4:05 pm

1 stop10h 15m

$256

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Tue 2/10

11:53 am-11:54 pm

1 stop9h 01m

Boston Logan Intl

Fri 2/20

4:36 pm-11:52 pm

1 stop10h 16m

$271

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Thu 1/8

11:53 am-11:54 pm

1 stop9h 01m

Boston Logan Intl

Wed 1/14

7:00 am-3:08 pm

1 stop11h 08m

$275

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 12/8

6:00 am-6:48 pm

2 stops9h 48m

Boston Logan Intl

Thu 12/11

3:32 pm-9:49 pm

1 stop9h 17m

$276

OntarioProvidence

ONT - PVD

ONTPVD

Ontario

Wed 2/25

1:15 pm-11:53 pm

1 stop7h 38m

Providence-TFGreen

Sat 2/28

3:00 pm-9:05 pm

1 stop9h 05m

$327

OntarioProvidence

ONT - PVD

ONTPVD

Ontario

Wed 2/25

1:15 pm-11:53 pm

1 stop7h 38m

Providence-TFGreen

Sat 2/28

3:00 pm-9:05 pm

1 stop9h 05m

$347

OntarioProvidence

ONT - PVD

ONTPVD

Ontario

Thu 12/18

10:40 pm-9:12 am

1 stop7h 32m

Providence-TFGreen

Mon 1/5

6:03 am-4:07 pm

2 stops13h 04m

$386

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Rhode Island from

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

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

What is the cheapest month to fly to Rhode Island?

If you are unable to visit Rhode Island during the month of September, then departing from Ontario during the month August is also very affordable. Most momondo users find prices during this month for around $378.

What is the cheapest day to depart on your flight to Rhode Island?

The cheapest day to depart on your flight to Rhode Island is on a Tuesday when prices can be found for as low as $402. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Rhode Island on Sunday is $602.

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

The cheapest time of day to fly to Rhode Island is in the afternoon when flights can be purchased for as low as $405. Flights in the morning are often more expensive with an average ticket price of $463.

How far in advance should I book a flight to Rhode Island?

You are more likely to see cheaper flights to Rhode Island from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Rhode Island for around $420 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rhode Island from Ontario for as low as $366 on momondo.

Cheap Ontario to Rhode Island flight deals and tips

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

Fastest flight time

7h 03m

Direct flights

None
The fastest flight from Ontario to Rhode Island takes 7h 03m
There are no direct flights from Ontario to Rhode Island. There are no popular flight routes from Ontario to Rhode Island.
Search flight deals

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

    Prices for flights from Ontario Airport to Rhode Island were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Rhode Island.

  • What documentation or ID do you need to fly to Rhode Island?

    The travel and health documents required for your trip to Rhode Island can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rhode Island. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Rhode Island

Compare and see reviews for airlines that fly from Ontario to Rhode Island with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $317Free CancellationRating
7.2
11,037 reviews
Search American Airlines flights
SouthwestPriceFrom $338Free CancellationRating
8.0
4,254 reviews
Search Southwest flights
DeltaPriceFrom $350Free CancellationRating
7.9
8,003 reviews
Search Delta flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Rhode Island. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Ontario to Rhode Island flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Rhode Island from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Ontario to Rhode Island flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Rhode Island trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 12/26
Fri 1/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Rhode Island

Popular cities in Rhode Island

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $33
Flights to Los Angelesfrom $49
Flights to Miamifrom $48
Flights to Chicagofrom $58
Flights to Orlandofrom $48
Flights to Las Vegasfrom $49
Flights to San Franciscofrom $57
Flights to Washington, D.C.from $38
Flights to Bostonfrom $59
Flights to Atlantafrom $48
Flights to Dallasfrom $54
Flights to Seattlefrom $58