Cheap Flights from Washington to Montreal Starting at $122

Helping travelers to find the best flight offers

Cheapest flights from Washington to Montreal

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 Washington to Montreal. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$122

Porter Airlines
Porter Airlines
1 transfer
3h 50m
06/10/2025

The cheapest one-way flight from Washington to Montreal departs on 06/10/2025, is operated by Porter Airlines and costs $122

Cheapest round trip flight

$225

Porter Airlines
Porter Airlines
1 transfer
12h 6m
07/30/2025

The cheapest roundtrip flight from Washington to Montreal departs on 07/30/2025, is operated by Porter Airlines and costs $225

The fastest flight

3h 50m

Fastest flight from Washington to Montreal takes 3h 50m

Direct flights

No direct flights

There are no direct flights on this route.

Earliest flight

6:00 AM

Latest flight

5:44 PM

Average flight duration

1h 48m

Direct flights count

50

Distance

789km

Timezone difference

0h

The distance between Washington and Montreal is 789km (489 miles). The average flight duration is 1h 48m. There are 50 direct flights from Washington to Montreal. Washington and Montreal are in the same time zone. Flights from Washington begin at 6:00 AM. The latest flight from Washington departs at 5:44 PM.

See also:

Cheap flights to Canada

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Direct flights airfares to Montreal

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Cheapest air tickets to Washington

Airfare from Washington to Montreal by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Washington to Montreal

May 2025
Lowest price
on average:
$208
  • Avg Price

Airlines operating on route

Below you will find a list of airlines operating flights on the Washington — Montreal route and the starting prices for flights of each specific airline on it.

United Airlines
United Airlines

Starting at $120

Air Canada
Air Canada

Starting at $127

Direct Flights from Washington to Montreal

A direct flight is the most convenient and comfortable way to fly from Washington to Montreal, despite the fact that sometimes flights with transfers can cost significantly less.

Schedule of direct flights from Washington to Montreal

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Washington to Montreal:

Air Canada

Air Canada

Every day

Starting at $212

Washington airports overview

IAD
Washington Dulles International Airport
Air Canada
United Airlines
Airlines flying to this airport
$120
Starting at
$174-12%
on average
DCA
Ronald Reagan National Airport
Air Canada
United Airlines
Airlines flying to this airport
$127
Starting at
$195
on average

Montreal airports overview

YUL
Montreal-Pierre Elliott Trudeau International Airport
Air Canada
United Airlines
Airlines flying to this airport
$120
Starting at
$181
on average

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

Special offers and sales on air tickets from Washington to Montreal

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.

Alternative routes

Baltimore ➜ Montreal•Charlottesville ➜ Montreal•Hagerstown ➜ Montreal•Lancaster ➜ Montreal•Philadelphia ➜ Montreal•Richmond ➜ Montreal•Washington ➜ Manchester•Washington ➜ Portland•Washington ➜ Syracuse•Washington ➜ Ottawa