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Massachusetts

$105+ Cheap flights from Ontario (ONT) to Massachusetts

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BOS
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Ontario to Massachusetts

Keep the following information in mind while searching for Ontario to Massachusetts flight deals. Data was last updated May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$296
(Alaska Airlines)

One-way from

$105
(Frontier)

Popular in

July

Cheapest in

January

Average price

$393
Provider with most accurate pricing for Los Angeles-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Boston Logan Intl flights.
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From Ontario to Massachusetts
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One-way flight from Ontario to Massachusetts
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Highest demand for flights based on searches. 13% potential increase in price ($57 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 Ontario to Massachusetts

Cheapest flights from Ontario to Massachusetts
Explore the most affordable flight options available from Ontario to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

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.
Mon 9/227:22 pmONT - BOS
1 stop9h 38mAlaska Airlines
Thu 9/257:20 amBOS - ONT
1 stop9h 49mAlaska Airlines
Deal found 4/30$296
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/111:49 amONT - BOS
1 stop7h 54mDelta
Sat 7/56:00 amBOS - ONT
1 stop9h 17mDelta
Deal found 4/29$297
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.
Fri 5/306:01 amONT - BOS
1 stop7h 29mAmerican Airlines
Sun 6/86:17 pmBOS - ONT
1 stop8h 42mAmerican Airlines
Deal found 4/30$299
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.
Tue 7/111:49 amONT - ALB
1 stop9h 07mDelta
Tue 7/812:14 pmALB - ONT
2 stops13h 13mDelta
Deal found 4/30$302
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/18:07 pmONT - BOS
1 stop11h 54mMultiple Airlines
Thu 6/57:30 amBOS - ONT
1 stop11h 20mMultiple Airlines
Deal found 4/30$304
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.
Tue 6/1010:05 pmONT - BDL
1 stop9h 45mDelta
Tue 6/245:20 pmBDL - ONT
1 stop8h 05mDelta
Deal found 4/30$307
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.
Wed 6/1811:59 pmONT - BOS
1 stop9h 16mJetBlue
Thu 7/31:45 pmBOS - ONT
1 stop11h 14mJetBlue
Deal found 4/30$314
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.
Fri 8/1510:35 amONT - BOS
1 stop9h 00mSouthwest
Wed 8/203:15 pmBOS - ONT
2 stops9h 50mSouthwest
Deal found 4/30$323
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.
Thu 5/811:46 amONT - BOS
1 stop9h 26mHawaiian Airlines
Sat 5/107:00 amBOS - ONT
1 stop11h 32mHawaiian Airlines
Deal found 4/30$328
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.
Thu 5/228:38 pmONT - BOS
1 stop11h 14mFrontier
Mon 5/2612:01 pmBOS - ONT
1 stop10h 42mFrontier
Deal found 4/30$360
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.
Sun 8/311:59 pmONT - BDL
1 stop8h 35mAmerican Airlines
Tue 8/191:50 pmBDL - ONT
1 stop7h 34mAmerican Airlines
Deal found 4/30$362
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 5/71:20 pmONT - BOS
1 stop7h 20mUnited Airlines
Sat 5/1012:00 pmBOS - ONT
2 stops11h 34mUnited Airlines
Deal found 4/30$368

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Massachusetts 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 Ontario to Massachusetts that are best for you.

Fly from

Ontario

Fly to

Massachusetts

Route

Depart

Return

Price

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Tue 7/1

11:49 am-10:43 pm

1 stop7h 54m

Boston Logan Intl

Sat 7/5

6:00 am-12:17 pm

1 stop9h 17m

$297

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 5/19

7:20 pm-7:20 am

1 stop9h 00m

Boston Logan Intl

Thu 5/29

7:30 am-3:50 pm

1 stop11h 20m

$298

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Fri 5/30

6:01 am-4:30 pm

1 stop7h 29m

Boston Logan Intl

Sun 6/8

6:17 pm-11:59 pm

1 stop8h 42m

$299

OntarioAlbany

ONT - ALB

ONTALB

Ontario

Tue 7/1

11:49 am-11:56 pm

1 stop9h 07m

Albany Intl

Tue 7/8

12:14 pm-10:27 pm

2 stops13h 13m

$302

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Sun 6/1

8:07 pm-11:01 am

1 stop11h 54m

Boston Logan Intl

Thu 6/5

7:30 am-3:50 pm

1 stop11h 20m

$304

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Wed 6/18

11:59 pm-12:15 pm

1 stop9h 16m

Boston Logan Intl

Thu 7/3

1:45 pm-9:59 pm

1 stop11h 14m

$314

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Sun 6/29

6:28 pm-6:01 am

1 stop8h 33m

Boston Logan Intl

Tue 7/15

6:10 am-12:32 pm

2 stops9h 22m

$323

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Thu 5/8

11:46 am-12:12 am

1 stop9h 26m

Boston Logan Intl

Sat 5/10

7:00 am-3:32 pm

1 stop11h 32m

$328

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Thu 5/22

8:38 pm-10:52 am

1 stop11h 14m

Boston Logan Intl

Mon 5/26

12:01 pm-7:43 pm

1 stop10h 42m

$360

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Sun 8/3

11:59 pm-11:34 am

1 stop8h 35m

Hartford Bradley Intl

Tue 8/19

1:50 pm-6:24 pm

1 stop7h 34m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 42 results
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Best time to book a flight from Ontario to Massachusetts

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Massachusetts (average of $218). Flying from Ontario to Massachusetts in July is currently the most expensive (average of $310). 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.

What is the cheapest time of day to fly from ONT to MA?

Find hourly flight availability from Ontario to Massachusetts. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Massachusetts as you normally would.

Rainfall in Massachusetts by month

Plan your trip to Massachusetts by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Massachusetts ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Massachusetts when rainfall is around 3.1 in.

Temperature in Massachusetts by month

Plan your trip to Massachusetts by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Massachusetts, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Massachusetts

Get insights into the airlines that provide service to Massachusetts. 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 Massachusetts. Reviews last updated May 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Ontario to Massachusetts by reading reviews from past customers. 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
9,972 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

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

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

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

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

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

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

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

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

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

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

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 Ontario to Massachusetts. 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 from for flights from Ontario to Massachusetts?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Massachusetts. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

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

    One-way options have recently been found by users for as low as $105 on Frontier. Other airlines that offer cheap prices include Hawaiian Airlines from $135 and Alaska Airlines from $139 one-way.

  • What are the most popular routes from Ontario to Massachusetts?

    While some choose either Ontario - Hartford Bradley Intl or Ontario - Albany Intl, Ontario - Boston Logan Intl is the most popular route from Ontario to Massachusetts.

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

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

  • How can I find direct flights from Ontario to Massachusetts?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Massachusetts 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 Ontario to Massachusetts?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Massachusetts (average of $218). Flying from Ontario to Massachusetts in July is currently the most expensive (average of $310). 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 Ontario to Massachusetts

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Ontario to Massachusetts

Discover the top 7 airlines that operate flights from Ontario to Massachusetts. 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
Alaska AirlinesCheapest$131Average$328FlexibilityNo cancel feeOn-time75%
Spirit AirlinesCheapest$131Average$219FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$247Average$389FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$286Average$439FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$294Average$458FlexibilityNo cancel feeOn-time71%
DeltaCheapest$296Average$404FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$308Average$467FlexibilityNo cancel feeOn-time63%

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