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Cheap Flights from Montreal to Washington Dulles

Compare Montreal to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

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Flight deals from Montreal to Washington Dulles Airport

Looking for a cheap last-minute deal or the best return flight from Montreal to Washington Dulles Airport? If you want to travel next month, return fares start from Rs62,559. Find the lowest prices on one-way and return tickets right here.
Washington D.C..Rs37,016 per passenger.Departing Thu, 23 Apr.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Thu, 23 Apr, arriving in Washington Dulles.Price includes taxes and charges.From Rs37,016, select.
Washington D.C..Rs37,168 per passenger.Departing Sun, 7 Jun.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Sun, 7 Jun, arriving in Washington Dulles.Price includes taxes and charges.From Rs37,168, select.
Washington D.C..Rs39,902 per passenger.Departing Sun, 31 May.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Sun, 31 May, arriving in Washington Dulles.Price includes taxes and charges.From Rs39,902, select.
Washington D.C..Rs42,023 per passenger.Departing Sat, 30 May.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Sat, 30 May, arriving in Washington Dulles.Price includes taxes and charges.From Rs42,023, select.
Washington D.C..Rs42,646 per passenger.Departing Thu, 16 Apr.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Thu, 16 Apr, arriving in Washington Dulles.Price includes taxes and charges.From Rs42,646, select.
Washington D.C..Rs43,893 per passenger.Departing Fri, 27 Mar.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Fri, 27 Mar, arriving in Washington Dulles.Price includes taxes and charges.From Rs43,893, select.
Washington D.C..Rs47,254 per passenger.Departing Tue, 2 Jun.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Tue, 2 Jun, arriving in Washington Dulles.Price includes taxes and charges.From Rs47,254, select.
Washington D.C..Rs50,053 per passenger.Departing Fri, 18 Sep.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Fri, 18 Sep, arriving in Washington Dulles.Price includes taxes and charges.From Rs50,053, select.
Washington D.C..Rs50,559 per passenger.Departing Fri, 3 Jul.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Fri, 3 Jul, arriving in Washington Dulles.Price includes taxes and charges.From Rs50,559, select.
Washington D.C..Rs52,507 per passenger.Departing Sun, 6 Sep.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Sun, 6 Sep, arriving in Washington Dulles.Price includes taxes and charges.From Rs52,507, select.
Washington D.C..Rs53,348 per passenger.Departing Sun, 30 Aug.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Sun, 30 Aug, arriving in Washington Dulles.Price includes taxes and charges.From Rs53,348, select.
Washington D.C..Rs55,439 per passenger.Departing Fri, 3 Jul.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Fri, 3 Jul, arriving in Washington Dulles.Price includes taxes and charges.From Rs55,439, select.
Washington D.C..Rs58,066 per passenger.Departing Fri, 28 Aug.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Fri, 28 Aug, arriving in Washington Dulles.Price includes taxes and charges.From Rs58,066, select.
Washington D.C..Rs58,280 per passenger.Departing Thu, 1 Oct.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Thu, 1 Oct, arriving in Washington Dulles.Price includes taxes and charges.From Rs58,280, select.
Washington D.C..Rs58,280 per passenger.Departing Sun, 1 Nov.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Sun, 1 Nov, arriving in Washington Dulles.Price includes taxes and charges.From Rs58,280, select.
Washington D.C..Rs58,280 per passenger.Departing Tue, 1 Dec.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Montreal Pierre Elliott Trudeau on Tue, 1 Dec, arriving in Washington Dulles.Price includes taxes and charges.From Rs58,280, select.

Find the cheapest month to fly from Montreal to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Montreal to Washington Dulles flights are currently cheapest in April.
Mar
from Rs43,822
Apr
from Rs36,956
May
from Rs39,837
Jun
from Rs37,108
Jul
from Rs50,477
Aug
from Rs53,261
Sep
from Rs49,971
Oct
from Rs58,186
Nov
from Rs58,186
Dec
from Rs58,186
Jan
Find prices
Feb
Find prices

Direct flights from Montreal to Washington Dulles

Montreal to Washington Dulles: Alternative routes

Compare routes from Montreal to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Washington Ronald Reagan

5km from central Washington D.C.
Closest
from Rs41,954
Search flights

Camp Springs Andrews AFB

17km from central Washington D.C.
Search flights

Washington Dulles

37km from central Washington D.C.
Cheapest
from Rs36,956
Search flights

Baltimore Washington International

44km from central Washington D.C.
from Rs44,856
Search flights

Manassas

47km from central Washington D.C.
Search flights

Montreal to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight foundRs37,016
Cheapest month to flyApril
Average flight time1 hr, 59 mins
Most popular airlineUnited
Average flights per week112

Finding cheap flights from Montreal to Washington Dulles: Frequently asked questions

The best price we found for a return flight from Montreal to Washington Dulles is Rs62,543. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 59 minutes is the average flight time from Montreal to Washington Dulles.
United, Air Canada and Republic Airways fly direct from Montreal to Washington Dulles.
As of March 2026, there are 112 flights per week flying from Montreal to Washington Dulles.
The cheapest month to fly from Montreal to Washington Dulles is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to Washington Dulles Airport on Friday, 29 May 2026.
Yes – the average flight time is 1 hour and 59 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

Flying from Montreal to Washington Dulles International Airport (IAD): What you need to know

  • Montreal's main base, Montreal-Pierre Elliott Trudeau International Airport (YUL), is where plenty of awesome adventures begin. Explore your departure options from here for your flight from Montreal to Washington Dulles International Airport (IAD).

  • The average duration of a direct Montreal to Washington Dulles International Airport flight is 1 hour 55 minutes.

  • Washington DC (where Washington Dulles International Airport is located) and Montreal share the UTC-4 timezone. You'll have no time difference to factor in for your trip.

  • Montreal-Pierre Elliott Trudeau International Airport (YUL) to Washington Dulles International Airport (IAD) is the most popular route. There are 24 direct weekly flights to choose from. If you have things to do before heading off, take the last flight with Air Canada at 7:10pm. Choose the first YUL to IAD departure with United Airlines at 5:45am if you'd rather get going earlier.

  • Your flight from Montreal to IAD won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • If you're flying during a bank holiday or other peak period, give yourself more time. Arrive two hours before domestic flights and up to four hours before international departures. Check-in and security lines will be longer.

Airports in Montreal

Montreal-Pierre Elliott Trudeau International Airport (YUL)

  • Montreal-Pierre Elliott Trudeau International Airport (YUL) provides a hassle-free way to reach your destination. Nonstop flights from Montreal to Washington Dulles International Airport (IAD) leave from this terminal.

  • United Airlines is a well-known carrier that offers direct flights from Montreal to Washington Dulles International Airport taking off from YUL.

  • United Airlines is the airline with the highest passenger demand for flights from YUL to IAD.

  • With an impressive 82.58% of services arriving as planned, Air Canada is the most punctual carrier operating on this route.

  • YUL is around 26 kilometres from central Montreal. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 25 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the trip time to be around 45 minutes.

  • Planning to catch an early flight from Montreal to Washington Dulles International Airport? Avoid the stress of rushing to the terminal (and get some extra shut-eye) by staying at one of these hotels close to Montreal-Pierre Elliott Trudeau International Airport:

  • 64.89% of flights leaving from Montreal-Pierre Elliott Trudeau International Airport touch down at their destination on time.

  • YUL's address is 975 Romeo Vachon Street North.

St. Hubert Airport (YHU)

About Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • Washington Dulles International Airport to the centre of Washington DC is roughly 40 kilometres. If you're renting a car or taking a cab, plan ahead to make your trip as easy as possible. Journey times may vary based on the time of day and traffic conditions.

  • Travelling by public transport takes about 1 hour 10 minutes.

How to find the cheapest flights from Montreal to Washington Dulles International Airport (IAD)

  • The lowest price we've found for a one-way ticket from Montreal to Washington Dulles International Airport is Rs36,956. For a return flight on this route, the best price is Rs62,543. Depending on when you book and the availability, these fares could change.

  • Lock in cheap flights from Montreal to IAD by booking one month ahead. Based on our research, that's the ideal time frame for bagging a bargain.

  • Organise your trip for June. That's the best month for landing a great bargain on Montreal to Washington Dulles International Airport tickets. If you're open to different travel dates, use the 'Whole month' tool to find the cheapest price across each month.

  • Locking in a cheap flight ticket from Montreal to IAD is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when the price has dropped.

  • Chase down a great fare on a flight from Montreal to Washington Dulles International Airport with the help of the filters. Choose your preferred departure and arrival times, airlines and number of stops. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest.'

The best time to fly from Montreal to Washington Dulles International Airport (IAD)

  • July is when most people book flights from Montreal to Washington Dulles International Airport (IAD). Plan your visit to Washington DC in February if you'd rather avoid peak season.

  • When booking your Montreal to IAD flight ticket, consider the kind of weather you prefer. July is the warmest month in Washington DC, with temperatures ranging from 19ºC to 33ºC.

  • January has temperatures of between -6ºC and 10ºC. Search for cheap tickets from Montreal to Washington Dulles International Airport around that time if you want to travel in cooler conditions.

More about Washington DC

Explore more of the United States

  • Washington DC has plenty to offer, but there are so many other parts of the United States waiting to be explored. Around 225 kilometres north-east of Washington DC, a trip to Philadelphia will keep you on the go. Check out popular attractions like Independence Hall, Liberty Bell and Philadelphia Museum of Art.

  • If you're looking to explore another side of the United States, consider Virginia Beach, about 274 kilometres south-east of Washington DC. Virginia Beach Oceanfront, Virginia Beach Boardwalk and Resort Beach are among the biggest draws.

Plan the rest of your trip from Montreal to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.