What is the cheapest airline that flies from Ontario to Boston Logan Intl?

JetBlue, Delta, and United Airlines are the most popular carriers operating from Ontario to Boston Logan Intl

What airlines fly to Boston?

JetBlue, American Airlines and United Airlines are the top three most popular airlines that fly to Boston from Ontario according to our data. JetBlue is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 8 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Ontario to Boston?

Flights connecting via Baltimore (BWI) have the shortest average one-way travel time: 7h 20m.

Which layover airport offers the lowest fares from Ontario to Boston?

Flights via Baltimore (BWI) offer the lowest average round-trip price of $292.

Which airport is the most popular layover for flights between Ontario and Boston?

Dallas (DFW) was the most common stop: 32% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Ontario to Boston?

Baltimore (BWI) has the shortest average layover time for this route: 1h 03m.

When did momondo last update prices for flights from Ontario Airport to Boston Logan Intl Airport?

Prices for flights from Ontario Airport to Boston Logan Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario Airport to Boston Logan Intl Airport?

As of June 2026, there are 5 operators available to choose from for flights from Ontario Airport to Boston Logan Intl Airport.

How old do you have to be to fly from Ontario Airport to Boston Logan Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Boston Logan Intl Airport.

What documentation or ID do you need to fly to Boston Logan Intl Airport?

The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$125 Cheap Flights from Ontario to Boston in 2026

Q: What is the typical price of a round-trip flight between Ontario and Boston?

Prices are currently low for flights on this route. Typical prices usually range from $376 to $543. The lowest price recently found on this route was $252.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Boston

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:59 pm - 11:25 am

ONT

BOS

8h 26m

1 stop

4:30 pm - 10:37 pm

BOS

ONT

9h 07m

1 stop

$252JetBlue

Mon, Aug 10 - Wed, Aug 19

11:59 pm - 2:22 pm

ONT

BOS

11h 23m

1 stop

2:45 pm - 10:37 pm

BOS

ONT

10h 52m

1 stop

$255JetBlue

Tue, Aug 11 - Tue, Aug 18

11:59 pm - 11:25 am

ONT

BOS

8h 26m

1 stop

4:30 pm - 10:37 pm

BOS

ONT

9h 07m

1 stop

$256JetBlue

Mon, Aug 10 - Wed, Aug 19

11:59 pm - 11:25 am

ONT

BOS

8h 26m

1 stop

4:30 pm - 10:37 pm

BOS

ONT

9h 07m

1 stop

$257JetBlue

Mon, Aug 10 - Wed, Aug 19

11:59 pm - 11:25 am

ONT

BOS

8h 26m

1 stop

2:40 pm - 10:37 pm

BOS

ONT

10h 57m

1 stop

$259JetBlue

Mon, Aug 31 - Tue, Sep 1

11:59 pm - 11:25 am

ONT

BOS

8h 26m

1 stop

4:30 pm - 10:37 pm

BOS

ONT

9h 07m

1 stop

$264JetBlue

Mon, Aug 10 - Wed, Aug 19

11:59 pm - 11:25 am

ONT

BOS

8h 26m

1 stop

4:39 pm - 10:37 pm

BOS

ONT

8h 58m

1 stop

$265JetBlue

Mon, Aug 24 - Wed, Sep 2

11:59 pm - 11:25 am

ONT

BOS

8h 26m

1 stop

4:30 pm - 10:37 pm

BOS

ONT

9h 07m

1 stop

$266JetBlue

Mon, Aug 10 - Wed, Aug 19

11:59 pm - 11:25 am

ONT

BOS

8h 26m

1 stop

4:30 pm - 10:37 pm

BOS

ONT

9h 07m

1 stop

$276JetBlue

Mon, Aug 10 - Wed, Aug 19

11:51 pm - 11:33 am

ONT

BOS

8h 42m

1 stop

4:30 pm - 10:35 pm

BOS

ONT

9h 05m

1 stop

$287JetBlue

Tue, Aug 4 - Wed, Aug 12

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Delta flights from Ontario to Boston

Our best Delta deals on Ontario to Boston flight tickets

Delta

Aug 19

ONT12:00 pmOntario

8h 41m

1 stop

BOS11:41 pmBoston Logan Intl

Aug 23

BOS6:05 amBoston Logan Intl

9h 11m

1 stop

ONT12:16 pmOntario

$297

Delta

Sep 1

ONT12:00 pmOntario

10h 25m

1 stop

BOS1:25 amBoston Logan Intl

Sep 3

BOS5:30 amBoston Logan Intl

8h 12m

1 stop

ONT10:42 amOntario

$307

Delta

Sep 1

ONT5:05 pmOntario

10h 25m

1 stop

BOS6:30 amBoston Logan Intl

Sep 9

BOS6:05 amBoston Logan Intl

9h 09m

1 stop

ONT12:14 pmOntario

$312

American Airlines flights from Ontario to Boston

Our best American Airlines deals on Ontario to Boston flight tickets

American Airlines

Aug 10

ONT12:59 pmOntario

7h 25m

1 stop

BOS11:24 pmBoston Logan Intl

Aug 19

BOS6:45 amBoston Logan Intl

7h 58m

1 stop

ONT11:43 amOntario

$295

American Airlines

Aug 10

ONT12:59 pmOntario

7h 25m

1 stop

BOS11:24 pmBoston Logan Intl

Aug 19

BOS6:45 amBoston Logan Intl

7h 58m

1 stop

ONT11:43 amOntario

$331

American Airlines

Jul 7

ONT7:15 pmOntario

7h 30m

1 stop

BOS5:45 amBoston Logan Intl

Jul 11

BOS6:00 amBoston Logan Intl

10h 22m

1 stop

ONT1:22 pmOntario

$343

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 8/10

11:59 pm-11:25 am

1 stop8h 26m

Boston Logan Intl

Wed 8/19

4:30 pm-10:37 pm

1 stop9h 07m

$252

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Tue 8/11

11:59 pm-2:22 pm

1 stop11h 23m

Boston Logan Intl

Tue 8/18

2:45 pm-10:37 pm

1 stop10h 52m

$255

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 8/10

11:59 pm-11:25 am

1 stop8h 26m

Boston Logan Intl

Wed 8/19

4:30 pm-10:37 pm

1 stop9h 07m

$256

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 8/10

11:59 pm-11:25 am

1 stop8h 26m

Boston Logan Intl

Wed 8/19

4:30 pm-10:37 pm

1 stop9h 07m

$257

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 8/31

11:59 pm-11:25 am

1 stop8h 26m

Boston Logan Intl

Tue 9/1

2:40 pm-10:37 pm

1 stop10h 57m

$259

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 8/10

11:59 pm-11:25 am

1 stop8h 26m

Boston Logan Intl

Wed 8/19

4:30 pm-10:37 pm

1 stop9h 07m

$264

Quickest round-trip

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 8/24

11:59 pm-11:25 am

1 stop8h 26m

Boston Logan Intl

Wed 9/2

4:39 pm-10:37 pm

1 stop8h 58m

$265

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 8/10

11:59 pm-11:25 am

1 stop8h 26m

Boston Logan Intl

Wed 8/19

4:30 pm-10:37 pm

1 stop9h 07m

$266

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Mon 8/10

11:59 pm-11:25 am

1 stop8h 26m

Boston Logan Intl

Wed 8/19

4:30 pm-10:37 pm

1 stop9h 07m

$276

OntarioBoston

ONT - BOS

ONTBOS

Ontario

Tue 8/4

11:51 pm-11:33 am

1 stop8h 42m

Boston Logan Intl

Wed 8/12

4:30 pm-10:35 pm

1 stop9h 05m

$287

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Boston

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

Layovers

What is the typical price of a round-trip flight between Ontario and Boston?

What is the cheapest month to fly to Boston?

In general, February is the cheapest month to fly from Ontario to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $338. If you aren’t able to travel during the month of February, then book flights to Boston from Ontario during March instead. Flights to Boston in March, while not as cheap as those in February, still average around $357.

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

The cheapest day to depart from Ontario to Boston is on a Tuesday when prices can be found for as low as $403. 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 Boston on Sunday is $494.

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

According to our data, the cheapest time of day to fly to Boston is in the afternoon. momondo users have found flights departing from Ontario to Boston in the afternoon for as low as $389. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $462 per ticket.

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

You are more likely to see cheaper flights to Boston from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Ontario for as low as $346 on momondo.

How have Ontario to Boston flight prices changed over time?

As of June 2026, prices for Ontario to Boston flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Ontario to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Boston according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Boston (ONT to BOS) flight deals and tips

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

Fastest flight time	7h 00m
Direct flights	None

The fastest flight from Ontario to Boston takes 7h 00m

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

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Frequently asked questions about flying from Ontario to Boston

How far is Ontario to Boston Logan Intl by plane?
The distance between Ontario and Boston Logan Intl is about 2558.5 mi. Flights usually cover this in 7h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Ontario Airport to Boston Logan Intl Airport?
Prices for flights from Ontario Airport to Boston Logan Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Boston Logan Intl Airport?
As of June 2026, there are 5 operators available to choose from for flights from Ontario Airport to Boston Logan Intl Airport.
How old do you have to be to fly from Ontario Airport to Boston Logan Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Ontario to Boston?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ontario to Boston is American Airlines (39% of total bookings). The next most popular airlines are Southwest (25%), United Airlines (17%), and Delta (10%).

Best airlines flying from Ontario to Boston

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $158	Free Cancellation	Rating 7.8 8,440 reviews	Search Delta flights
JetBlue	PriceFrom $223	Free Cancellation	Rating 7.1 3,008 reviews	Search JetBlue flights
United Airlines	PriceFrom $242	Free Cancellation	Rating 7.4 9,889 reviews	Search United Airlines flights
American Airlines	PriceFrom $296	Free Cancellation	Rating 7.1 11,757 reviews	Search American Airlines flights
Southwest	PriceFrom $297	Free Cancellation	Rating 7.9 4,243 reviews	Search Southwest flights

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Hampton

Cambridge

York Beach

Kennebunkport

Plymouth

South Yarmouth

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Revere

Gloucester

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Brockton

Warwick

Narragansett

South Portland

Chatham

Middletown

Why use momondo?

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

It is quick and easy to find Ontario to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

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

momondo does allow users to show only those flights to Boston from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Boston?

momondo provides multiple filters to help you find the best flight to Boston 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 Boston right now. Can momondo alert me if prices change?

Price alerts on flights to Boston from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Airports servicing Massachusetts

Nantucket Memorial Airport

Bedford Hanscom Field Airport

Beverly Airport

New Bedford Regional Airport

Hyannis Barnstable Airport

West Tisbury Martha's Vineyard Airport

Worcester Airport

Norwood Memorial Airport

Provincetown Airport

Cape Cod and the Islands Airport

Nantucket Island Airport

Cheap flights from Ontario to Boston from $125

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 Boston departing on 8/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Ontario to Boston

Our best Delta deals on Ontario to Boston flight tickets

American Airlines flights from Ontario to Boston

Our best American Airlines deals on Ontario to Boston flight tickets

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How to get the cheapest flight ticket from Ontario to Boston

What is the typical price of a round-trip flight between Ontario and Boston?

What is the cheapest month to fly to Boston?

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

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

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

How have Ontario to Boston flight prices changed over time?

What is the cheapest airline that flies from Ontario to Boston Logan Intl?

What airlines fly to Boston?

Which airport is the most popular layover for flights between Ontario and Boston?

Which layover airport offers the lowest fares from Ontario to Boston?

Which layover airport has the shortest travel time from Ontario to Boston?

Which layover airport has the shortest connection time from Ontario to Boston?

When to book flights from Ontario to Boston

Cheap Ontario to Boston (ONT to BOS) flight deals and tips

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Boston

Best airlines flying from Ontario to Boston

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

Traveling to a place near Boston?

Why use momondo?

An easier way to manage your Boston 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Massachusetts

Fly your favorite airline to Boston

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Boston

List of cabin classes available on flights landing in Boston. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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