Cheap Flights from Montreal, QC to Washington D.C., DC from $131

On Cheapflightsplus.com you will find 12 direct and 548 connecting flights from Montreal to Washington D.C.. You can compare airfare deals from 10 airlines and multiple travel sites from $131, book and save on cheap plane tickets and last minute offers. Also check out YMQ-WAS flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Montreal to Washington D.C. depends on and how to choose the most interesting flight option for you.

Distance between Montreal and Washington D.C. is 789 miles. Time difference between the cities is 0h. Airplanes depart 05:00 to 23:25 from 4 Montreal airports and arrive 05:00 to 23:25 to 2 Washington D.C. airports. Average flight time is 1h 50m.

  • The fastest flight 1h 48m
  • Average flight time 1h 50m
  • The earliest flight 05:00
  • The latest flight 23:25
  • Distance 491 ml

The cheapest months to travel to Washington D.C. are august (from 131 $), july (from 132 $), may (from 139 $).

The most expensive months are february (from 340 $), january (from 291 $), november (from 251 $).

What is the lowest airfare Montreal to Washington D.C.?

The cheapest plane ticket found by our users is $131. This airfare is for economy class on one-way PD2460 flight by Porter Airlines for July 4, 2025 which leaves Pierre Elliott Trudeau in Montreal at 10:45 am and arrives at Washington D.C. Dulles International at 14:56.

Economy class
$131
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Business class
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First class
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Flight Schedule Montreal (Quebec) to Washington D.C. (District of Columbia)

07:00 — 14:56
7h 56m flight time
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from$155
07:00 — 08:25 Montreal — Toronto
PD2452 Porter Airlines
5h 3m stop
13:35 — 15:06 Toronto — Washington D.C.
PD2725 Porter Airlines
08:30 — 10:18
1h 48m flight time
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from$147
Montreal — Washington D.C.
UA8107 United Airlines
08:30 — 10:18
1h 48m flight time
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from$172
Montreal — Washington D.C.
AC8821 Air Canada
08:55 — 14:56
6h 1m flight time
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from$133
08:55 — 10:20 Montreal — Toronto
PD2454 Porter Airlines
3h 8m stop
13:35 — 15:06 Toronto — Washington D.C.
PD2725 Porter Airlines
09:15 — 11:13
1h 58m flight time
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from$162
Montreal — Washington D.C.
UA3590 United Airlines
09:15 — 11:14
1h 59m flight time
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from$172
Montreal — Washington D.C.
AC4927 Air Canada
09:45 — 16:10
6h 25m flight time
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from$155
09:45 — 11:24 Montreal — Chicago
UA2640 United Airlines
1h 41m stop
13:05 — 16:10 Chicago — Washington D.C.
UA1140 United Airlines
09:45 — 17:30
7h 45m flight time
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from$155
09:45 — 11:24 Montreal — Chicago
UA2640 United Airlines
3h stop
14:24 — 17:30 Chicago — Washington D.C.
UA1634 United Airlines
10:45 — 14:56
4h 11m flight time
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from$131
10:45 — 12:10 Montreal — Toronto
PD2460 Porter Airlines
1h 18m stop
13:35 — 15:06 Toronto — Washington D.C.
PD2725 Porter Airlines
14:00 — 15:48
1h 48m flight time
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from$155
Montreal — Washington D.C.
UA8372 United Airlines
14:00 — 15:48
1h 48m flight time
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from$172
Montreal — Washington D.C.
AC8823 Air Canada
14:20 — 16:18
1h 58m flight time
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from$162
Montreal — Washington D.C.
UA3414 United Airlines
14:20 — 16:18
1h 58m flight time
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from$172
Montreal — Washington D.C.
AC3819 Air Canada
19:10 — 21:01
1h 51m flight time
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from$162
Montreal — Washington D.C.
UA8663 United Airlines
20:00 — 21:48
1h 48m flight time
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from$147
Montreal — Washington D.C.
UA8366 United Airlines
Full flight schedule will help you in detecting at what time planes fly from Montreal to Washington D.C.. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 6, 2025.

Popular Airlines on the Route

The flight Montreal — Washington D.C. is served by 10 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Air Canada - 188 departures per week at the price of from $ 162 . And the most expensive tickets are offered by Finnair airline - from $ 2485.

Direct flights

There are 12 nonstop flights on the route. The fastest direct flight is UA8107 by United Airlines takes 1h 48m and the cheapest is PD2460 by Porter Airlines for $147.

  • AC - Air Canada
    from $172
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  • UA - United Airlines
    from $147
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See more direct flights

Connecting Flights

There are 548 flights with layovers on the route. The fastest connecting flight is AC477 by Air Canada takes 3h 15m and the cheapest is PD2460 by Porter Airlines for $131.

  • AC - Air Canada
    from $162
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  • PB - PB
    from $380
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  • PD - Porter Airlines
    from $131
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  • AV - Avianca
    from $422
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  • TK - Turkish Airlines
    from $2312
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  • AY - Finnair
    from $2485
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  • DM - Aero-Charter
    from $437
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  • UA - United Airlines
    from $155
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  • WS - WestJet
    from $202
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  • TS - Air Transat
    from $228
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Airports

You can fly from Montreal to Washington D.C. from 4 airports (St Lambert Rail Svce., Pierre Elliott Trudeau, Mirabel, St Hubert).

Montreal airports

  • St Lambert Rail Svce.-XLM
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  • Pierre Elliott Trudeau-YUL
    from $131
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  • Mirabel-YMX
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  • St Hubert-YHU
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Washington D.C. airports

  • Dulles International-IAD
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  • Ronald Reagan-DCA
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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