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Find cheap United Airlines flights to Boston

CMH — BOS
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest United Airlines flights from Canada to Boston
Explore the most affordable United Airlines flight options available from Canada to Boston. Find the lowest fares with prices last updated on 27 July 2026.

Sat 22/86:00 a.m.
YUL
-
BOS
1 stop8h 34m
United Airlines
Sat 22/86:00 p.m.
BOS
-
YUL
1 stop4h 06m
United Airlines
Deal found 26/7C$ 356
Sun 30/810:15 a.m.
YYZ
-
BOS
1 stop14h 56m
United Airlines
Thu 10/95:45 a.m.
BOS
-
YYZ
1 stop4h 19m
United Airlines
Deal found 26/7C$ 358
Tue 25/81:41 p.m.
YYC
-
BOS
2 stops16h 36m
United Airlines
Tue 1/97:30 a.m.
BOS
-
YYC
2 stops16h 18m
United Airlines
Deal found 26/7C$ 366

Flights to Boston with United Airlines at a glance

Find detailed information about United Airlines flights from Canada to Boston. Explore the options provided by United Airlines to plan your journey from Canada to Boston. Data last updated 27 July 2026.

Popular in

June

Cheapest in

September

Average price

C$ 553

Round-trip from

C$ 345

One-way from

C$ 218
Highest demand for flights to Boston with United Airlines; 8% potential price increase.
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Best time to find cheap flights to Boston with United Airlines; 2% potential price drop.
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Average price for flights to Boston with United Airlines (round-trip).
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United Airlines
  • United Airlines
  • 8/9-8/9
  • 2 total stops
  • 10h 34m total
  • Canada to Boston
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United Airlines
  • United Airlines
  • 20/9
  • 1 total stop
  • 5h 20m total
  • Canada to Boston
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Cheapflights Insights

Find cheap United Airlines flights to Boston

How long is the flight to Boston with United Airlines?

On average, United Airlines flights from Canada to Boston take 3 hours 17 minutes. Flights to Boston from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

United Airlines weekly flight availability to Boston

The most flights to Boston operated by United Airlines are scheduled on a Friday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

When is the cheapest time to fly to Boston with United Airlines?

Users looking for the cheapest United Airlines fares to Boston should consider flying on Friday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday evenings, when prices are usually at their highest.

FAQs about flights to Boston with United Airlines

  • Which airport do United Airlines flights arrive at when travelling to Boston?

    United Airlines flights on this route tend to land at Boston Logan Intl Airport.

  • Is United Airlines the cheapest airline for a flight to Boston?

    Flight prices will depend on factors like date, time, and cabin class, so it is worth comparing flights before booking. Based on Cheapflights data, the cheapest average round-trip price for flights to Boston tends to be with Porter Airlines.

  • Are there alternative airlines other than United Airlines that fly to Boston?

    Porter Airlines, Air Canada and WestJet all fly to Boston and offer an alternative to United Airlines.

  • How much is a flight to Boston with United Airlines?

    The average price for a round-trip with United Airlines is C$ 591, while a one-way flight costs around C$ 580.

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Reviews of United Airlines

See what Cheapflights users have to say about their United Airlines experience.
United Airlines
7.4
Good
10,000 reviews
Check prices
Overview

Crew

8.1

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

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