Helping travelers to find the best flight offers
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Boston to Ontario. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A direct flight is the most convenient and comfortable way to fly from Boston to Ontario, despite the fact that sometimes flights with transfers can cost significantly less.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Boston to Ontario:
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
The cheapest one-way flight from Boston to Ontario departs on 10/24/2025, is operated by JetBlue Airways and costs $106
There is no information about the cheapest roundtrip flight from Boston to Ontario
Fastest flight from Boston to Ontario takes 6h 34m
There are direct flights on this route 2 days a week: Fr and Sa
The distance between Boston and Ontario is 4119km (2554 miles). The time difference between Boston and Ontario is 3h
Unable to find information about the schedule of direct flights from
The cost of a one-way flight from Boston to Ontario ranges from $157 (October 2025) to $160 (December 2025). On average, the ticket price is about $159–$320.
Boston — Los Angeles
10/24/2025
Departure
Direct flight
UA311
Starting at $230
Boston — Los Angeles
11/17/2025
Departure
Direct flight
B6287
Starting at $116
Boston — Los Angeles
10/19/2025
Departure
Direct flight
AA1578
Starting at $513
Boston — Los Angeles
10/21/2025
Departure
Direct flight
B6187
Starting at $321
Boston — Los Angeles
10/22/2025
Departure
Direct flight
B6187
Starting at $318
Boston — Los Angeles
11/04/2025
Departure
Direct flight
UA311
Starting at $121
Boston — Los Angeles
12/06/2025
Departure
Direct flight
AA2473
Starting at $188
Starting at $121
Starting at $106
Starting at $188
Starting at $112
Starting at $113
Starting at $115
Starting at $121
More than 7 airlines operate flights from Boston to Ontario, including United Airlines, JetBlue Airways, American Airlines, Frontier Airlines, Spirit Airlines, Southwest Airlines, and Alaska Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $106, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
The cheapest flight ticket from Boston to Ontario according to data for the last 48 hours costs $106
Often the best time to buy tickets from Boston to Ontario is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Boston to Ontario can be found flying in these months: October, November, December.
The fastest flights from Boston to Ontario start from 6 hours 34 minutes in the air.
The following airlines operate direct flights on the route Boston — Ontario: United Airlines, JetBlue Airways, American Airlines
We couldn't find any special offers for flights from Boston to Ontario