Cheap flights from Boston to Ontario (BOS - ONT)

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The best prices from Boston to Ontario are usually found in September or August, booked 50 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

How to find the cheapest flight from
Boston (BOS) to Ontario (ONT)

BOS - ONT
Price
$258 - $502

Popular in

December

High demand for flights, 33% potential price rise

Cheapest in

September

Best time to find cheap flights, 24% potential price drop

Round-trip from

$258

From Boston to Ontario

One-way from

$167

One-way flight from Boston to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Boston to Ontario?

Flights from Boston to Ontario are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Ontario.

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

To save up to 20% on this flight, we recommend booking at least 17 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Boston to Ontario from $75 1-2 weeks out and tickets from $95 for flights departing within the next 72 hours.

What is the cheapest month to fly from Boston to Ontario?

The best pricing can be found in the month of April. Prices to Ontario from Boston average $86. You can even find prices in April for less than $86, as users have found deals to Ontario from as low as $43. The month of December appears to be one of the more expensive times to travel to Ontario from Boston. Flying in the targeted month can save you up to 23%.

When is the cheapest time to fly from Boston to Ontario (BOS - ONT)?

It’s optimal to fly from Boston to Ontario in the evening. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight in the afternoon.

Cheap flights from Boston to Ontario in April, May 2021

11 May - 18 May
$210pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
     
3 STOPS
BOS
Boston Logan Intl
18 May - 23 May
$218pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
   
2 STOPS
BOS
Boston Logan Intl
1 May - 4 May
$226pp
BOS
Boston Logan Intl
Frontier
   
2 STOPS
ONT
Ontario
ONT
Ontario
Frontier
   
2 STOPS
BOS
Boston Logan Intl

Boston to Ontario 2021 flight deals

11 May - 18 May
$210pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
     
3 STOPS
BOS
Boston Logan Intl
18 May - 23 May
$218pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
   
2 STOPS
BOS
Boston Logan Intl
1 May - 4 May
$226pp
BOS
Boston Logan Intl
Frontier
   
2 STOPS
ONT
Ontario
ONT
Ontario
Frontier
   
2 STOPS
BOS
Boston Logan Intl

Last minute flights from Boston to Ontario

19 Apr - 6 May
$267pp
BOS
Boston Logan Intl
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
     
3 STOPS
BOS
Boston Logan Intl
19 Apr - 6 May
$278pp
BOS
Boston Logan Intl
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl
21 Apr - 1 May
$300pp
BOS
Boston Logan Intl
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl

One-way flights to Ontario from Boston

1:59 pm - 3:03 pm
Frontier
2 Stops
52h 04m
BOS - ONT
Frontier
$167
Kiwi.com
2:30 am - 8:25 am
Delta
1 Stop
8h 55m
BOS - ONT
Delta
$178
Delta
1:00 am - 5:57 am
American Airlines
1 Stop
7h 57m
BOS - ONT
American Airlines

Related info for your journey

Flight FAQs

From Boston to Ontario

Are flight prices decreasing from Boston to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Boston and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Boston Logan Intl to Ontario to control the spread of COVID-19?

New policies can now be found on Alaska Airlines and Delta to help keep travelers safe while flying. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Boston Logan Intl to Ontario. Policies will vary by airline.

Which airlines flying from Boston Logan Intl to Ontario have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, United Airlines, and Frontier flying from Boston Logan Intl to Ontario have implemented new flexible cancellation policies.

Can I find flights from Boston to Ontario for under $300 on Cheapflights?

Yes, there are multiple flights from Boston to Ontario for under $300. The cheapest flight booked recently is on Multiple Airlines for just $210, but on average you can expect to pay $268.

Are there nonstop flights from Boston to Ontario for under $200 on Cheapflights?

There are no nonstop flights from Boston to Ontario, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Boston to Ontario for under $300?

There are currently 20+ open flights from Boston to Ontario within the next 7 days for less than $300.

What days are nonstop flights available from Boston to Ontario?

Nonstop flights are available for this route on the following days: Wednesday.

How popular is this flight route?

This flight path from Boston Logan Intl to Ontario was viewed by 864 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Boston or Ontario?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Boston is roughly greater than that of Ontario. You can assume this to be the case over the next 16 days.

Is Boston weather warmer or cooler than Ontario?

Temperatures around the 95 °F's can be experienced in July. The weather in Ontario is hotter than in Boston. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Boston to Ontario?

There are many flights that can get you from Boston to Ontario in 8h 27m. Fly via United Airlines, Major Airline, or American Airlines to get the fastest option. This flight may include one or multiple stops.

What are the cheapest airlines flying from Boston to Ontario round-trip?

Our cheapest airline available from Boston to Ontario is Frontier. Our recent data shows that you can find tickets from as low as $218 on this airline. Additional options worth looking into are Major Airline and American Airlines, starting at $288 and $310 round-trip. You may be able to fly from Boston to Ontario for 35% less than the average price by searching for these airlines.

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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $109. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Boston to Ontario for a low price.

Alternative routes for Boston to Ontario

Destination information for Ontario

Airports servicing Boston

Airports servicing Ontario

Top 6 airlines flying from Boston to Ontario

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$112 $249 No cancel fee 62%
JetBlue
$133 $318 No cancel fee 62%
Alaska Airlines
$142 $344 No cancel fee 75%
Delta
$107 $409 No cancel fee N/A
United Airlines
$160 $420 No cancel fee 69%
American Airlines
$167 $485 No cancel fee 71%
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