How does KAYAK find such low prices on flights from Massachusetts to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Ontario.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Massachusetts to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Massachusetts with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$126 CHEAP FLIGHTS from Massachusetts to Ontario

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Flight Deals

Cheap Flights from Massachusetts to Ontario

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Massachusetts to Ontario

Sat, Oct 31 - Sat, Nov 7

3:52 pm - 9:11 pmBOS Boston Logan Intl-ONT Ontario

8h 19m1 stop Dallas/Fort Worth

1:23 pm - 11:46 pmONT Ontario-BOS Boston Logan Intl

7h 23m1 stop Phoenix Sky Harbor Intl

$251American Airlines

Thu, Jan 28 - Mon, Feb 1

4:52 pm - 10:15 pmBOS Boston Logan Intl-ONT Ontario

8h 23m1 stop Phoenix Sky Harbor Intl

6:26 am - 6:45 pmONT Ontario-BOS Boston Logan Intl

9h 19m1 stop Chicago O'Hare Intl

$251American Airlines

Wed, Nov 11 - Wed, Nov 18

3:28 pm - 9:40 pmBOS Boston Logan Intl-ONT Ontario

9h 12m1 stop Houston George Bush Intcntl

7:00 am - 7:14 pmONT Ontario-BOS Boston Logan Intl

9h 14m1 stop Chicago O'Hare Intl

$251United Airlines

Mon, Nov 9 - Thu, Dec 10

1:32 pm - 9:40 pmBOS Boston Logan Intl-ONT Ontario

11h 08m1 stop Houston George Bush Intcntl

6:00 am - 4:55 pmONT Ontario-BOS Boston Logan Intl

7h 55m1 stop San Francisco

$251United Airlines

Thu, Oct 29 - Thu, Oct 29

5:00 am - 9:55 amBOS Boston Logan Intl-ONT Ontario

7h 55m1 stop Denver Intl

12:40 pm - 1:15 amONT Ontario-BOS Boston Logan Intl

9h 35m1 stop Denver Intl

$252Southwest

Wed, Nov 11 - Wed, Nov 18

5:00 am - 10:10 amBOS Boston Logan Intl-ONT Ontario

8h 10m1 stop Denver Intl

6:25 pm - 8:20 amONT Ontario-BOS Boston Logan Intl

10h 55m2 stops Phoenix Sky Harbor Intl Baltimore/Washington

$256Southwest

Sat, Oct 31 - Sat, Nov 7

2:15 pm - 7:30 pmBOS Boston Logan Intl-ONT Ontario

8h 15m1 stop Atlanta Hartsfield-Jackson

12:16 pm - 1:20 amONT Ontario-BOS Boston Logan Intl

10h 04m1 stop Atlanta Hartsfield-Jackson

$296Delta

Sat, Oct 31 - Sat, Nov 7

5:30 am - 11:06 amBOS Boston Logan Intl-ONT Ontario

8h 36m1 stop Atlanta Hartsfield-Jackson

12:16 pm - 1:20 amONT Ontario-BOS Boston Logan Intl

10h 04m1 stop Atlanta Hartsfield-Jackson

$296Delta

Tue, Nov 10 - Wed, Nov 18

7:13 am - 3:13 pmBOS Boston Logan Intl-ONT Ontario

11h 00m1 stop Seattle/Tacoma Intl

4:09 pm - 5:40 amONT Ontario-BOS Boston Logan Intl

10h 31m1 stop Seattle/Tacoma Intl

$387Alaska Airlines

Tue, Nov 10 - Sun, Nov 15

7:13 am - 3:13 pmBOS Boston Logan Intl-ONT Ontario

11h 00m1 stop Seattle/Tacoma Intl

4:09 pm - 5:40 amONT Ontario-BOS Boston Logan Intl

10h 31m1 stop Seattle/Tacoma Intl

$387Alaska Airlines

Recent last minute flight deals from Massachusetts to Ontario

Sat, Oct 10 - Tue, Nov 3

3:13 pm - 10:49 pmBOS Boston Logan Intl-ONT Ontario

10h 36m1 stop Chicago O'Hare Intl

6:00 am - 7:19 pmONT Ontario-BOS Boston Logan Intl

10h 19m1 stop San Francisco

$552United Airlines

Sat, Oct 10 - Sat, Oct 31

3:13 pm - 10:49 pmBOS Boston Logan Intl-ONT Ontario

10h 36m1 stop Chicago O'Hare Intl

6:00 am - 7:25 pmONT Ontario-BOS Boston Logan Intl

10h 25m1 stop San Francisco

$552United Airlines

Sat, Oct 10 - Sat, Oct 17

6:40 pm - 10:17 amBOS Boston Logan Intl-ONT Ontario

18h 37m1 stop Seattle/Tacoma Intl

6:02 am - 11:59 pmONT Ontario-BOS Boston Logan Intl

14h 57m1 stop Seattle/Tacoma Intl

$583Alaska Airlines

Tue, Oct 13 - Fri, Oct 16

11:15 am - 4:23 pmBOS Boston Logan Intl-ONT Ontario

8h 08m1 stop Salt Lake City

12:16 pm - 1:20 amONT Ontario-BOS Boston Logan Intl

10h 04m1 stop Atlanta Hartsfield-Jackson

$586Delta

Tue, Oct 13 - Fri, Oct 16

7:55 am - 5:12 pmBOS Boston Logan Intl-ONT Ontario

12h 17m1 stop Seattle/Tacoma Intl

11:56 am - 11:58 pmONT Ontario-BOS Boston Logan Intl

9h 02m1 stop Seattle/Tacoma Intl

$586Delta

Mon, Oct 12 - Thu, Oct 15

6:30 am - 12:14 pmBOS Boston Logan Intl-ONT Ontario

8h 44m1 stop Phoenix Sky Harbor Intl

1:05 pm - 11:45 pmONT Ontario-BOS Boston Logan Intl

7h 40m1 stop Phoenix Sky Harbor Intl

$602American Airlines

Sat, Oct 10 - Mon, Oct 19

6:20 am - 1:30 pmBOS Boston Logan Intl-ONT Ontario

10h 10m1 stop Dallas/Fort Worth

7:34 pm - 5:45 amONT Ontario-BOS Boston Logan Intl

7h 11m1 stop Phoenix Sky Harbor Intl

$606American Airlines

Sat, Oct 10 - Mon, Oct 12

1:25 pm - 9:05 pmBOS Boston Logan Intl-ONT Ontario

10h 40m2 stops Chicago Midway Denver Intl

11:55 pm - 11:10 amONT Ontario-BOS Boston Logan Intl

8h 15m1 stop Chicago Midway

$618Southwest

Thu, Oct 8 - Tue, Oct 13

7:05 am - 2:10 pmBOS Boston Logan Intl-ONT Ontario

10h 05m1 stop Chicago Midway

2:00 pm - 11:55 pmONT Ontario-BOS Boston Logan Intl

6h 55m1 stop Denver Intl

$647Southwest

Fri, Oct 9 - Tue, Oct 13

6:40 pm - 10:17 amBOS Boston Logan Intl-ONT Ontario

18h 37m1 stop Seattle/Tacoma Intl

6:02 am - 11:59 pmONT Ontario-BOS Boston Logan Intl

14h 57m1 stop Seattle/Tacoma Intl

$654Alaska Airlines

Useful Info

Low season	January
High season	October
Cheapest flight	$126

Best time to beat the crowds with an average 11% drop in price.

Most popular time to fly and prices are also 13% lower on average.

Flight from Boston to Ontario

How does KAYAK find such low prices on flights from Massachusetts to Ontario?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Massachusetts to Ontario?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Massachusetts with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Ontario?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.