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Cheap flights from Montreal to Delaware from C$ 304

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — ILG
21 Jun — 28 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Delaware

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Delaware
Explore the most affordable flight options available from Montreal to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 May 2026.

Thu 11/65:33 p.m.
YUL
-
PHL
1 stop14h 42m
American Airlines
Fri 12/61:36 p.m.
PHL
-
YUL
Nonstop1h 52m
American Airlines
Deal found 17/5C$ 441
Fri 28/85:34 p.m.
YUL
-
PHL
1 stop24h 20m
American Airlines
Sun 30/810:35 a.m.
PHL
-
YUL
Nonstop1h 52m
American Airlines
Deal found 18/5C$ 468
Thu 4/65:33 p.m.
YUL
-
PHL
1 stop26h 35m
American Airlines
Sat 6/61:36 p.m.
PHL
-
YUL
Nonstop1h 52m
American Airlines
Deal found 18/5C$ 478
Fri 19/64:16 p.m.
YUL
-
PHL
Nonstop1h 53m
American Airlines
Sat 20/65:15 a.m.
PHL
-
YUL
1 stop11h 36m
American Airlines
Deal found 18/5C$ 481
Tue 16/65:33 p.m.
YUL
-
PHL
1 stop18h 07m
American Airlines
Wed 17/67:30 p.m.
PHL
-
YUL
Nonstop2h 08m
American Airlines
Deal found 20/5C$ 496
Fri 7/85:34 p.m.
YUL
-
PHL
1 stop23h 10m
American Airlines
Sun 9/810:35 a.m.
PHL
-
YUL
Nonstop1h 52m
American Airlines
Deal found 20/5C$ 499
Fri 12/65:33 p.m.
YUL
-
PHL
1 stop26h 35m
American Airlines
Sun 14/61:36 p.m.
PHL
-
YUL
Nonstop1h 52m
American Airlines
Deal found 21/5C$ 511
Sat 27/65:33 p.m.
YUL
-
PHL
1 stop14h 38m
American Airlines
Sun 28/61:36 p.m.
PHL
-
YUL
Nonstop1h 52m
American Airlines
Deal found 21/5C$ 514
Fri 25/91:10 p.m.
YUL
-
PHL
Nonstop1h 37m
Air Canada
Mon 28/910:05 a.m.
PHL
-
YUL
Nonstop1h 40m
Air Canada
Deal found 20/5C$ 515
Sat 27/61:03 p.m.
YUL
-
PHL
Nonstop1h 46m
American Airlines
Sat 27/69:59 p.m.
PHL
-
YUL
1 stop13h 43m
American Airlines
Deal found 21/5C$ 519

Find flight deals from Montreal to Delaware

Keep the following information in mind while searching for Montreal to Delaware flight deals. Data was last updated 22 May 2026.

Round-trip from

C$ 441

One-way from

C$ 304

Popular in

May

Cheapest in

January

Average price

C$ 727
American Airlines
  • American Airlines
  • 11/6-12/6
  • 1 total stop
  • 16h 34m total
  • Montreal to Delaware
Search Deals
4/6
  • 4/6
  • 2 total stops
  • 17h 59m total
  • Montreal to Delaware
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Delaware that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 22 May 2026.
Use the filters below to find and compare flights from Montreal to Delaware that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

5:33 p.m.-8:08 p.m.

1 stop26h 35m

Philadelphia

Sun 14/6

1:36 p.m.-3:28 p.m.

Nonstop1h 52m

C$ 511

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

9:55 p.m.-9:48 a.m.

1 stop11h 53m

Philadelphia

Mon 8/6

4:20 p.m.-8:51 p.m.

1 stop4h 31m

C$ 638
Quickest round-trip

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Sat 27/6

7:51 a.m.-9:39 a.m.

Nonstop1h 48m

Philadelphia

Sat 27/6

7:30 p.m.-9:38 p.m.

Nonstop2h 08m

C$ 651

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

4:55 p.m.-12:59 a.m.

1 stop8h 04m

Philadelphia

Mon 7/9

10:30 a.m.-2:40 p.m.

1 stop4h 10m

C$ 658

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:35 p.m.-11:44 p.m.

1 stop5h 09m

Philadelphia

Sun 7/6

7:45 p.m.-12:13 a.m.

1 stop4h 28m

C$ 664

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

1:10 p.m.-2:49 p.m.

Nonstop1h 39m

Philadelphia

Sat 25/7

7:00 p.m.-10:40 a.m.

1 stop15h 40m

C$ 669

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 23/7

9:45 a.m.-5:52 p.m.

1 stop8h 07m

Philadelphia

Tue 28/7

11:38 a.m.-5:30 p.m.

1 stop5h 52m

C$ 672

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

6:35 p.m.-11:44 p.m.

1 stop5h 09m

Philadelphia

Sat 6/6

7:45 p.m.-12:13 a.m.

1 stop4h 28m

C$ 676

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Sat 1/8

9:15 a.m.-11:44 p.m.

1 stop14h 29m

Philadelphia

Mon 10/8

3:10 p.m.-7:45 p.m.

1 stop4h 35m

C$ 678

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 31/7

4:55 p.m.-12:57 a.m.

1 stop8h 02m

Philadelphia

Sun 2/8

6:00 a.m.-5:30 p.m.

1 stop11h 30m

C$ 678

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/5

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Montreal to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Montreal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montreal to Delaware
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Delaware. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montreal to Delaware?

    American Airlines, Air Canada, and WestJet can get you from Montreal to Delaware in just under 6h 59m. Your travel time can differ by up to 19h 36m. Airlines will cover a distance of 632 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Montreal to Delaware that include hotel bookings?

    Yes. In addition to deals on Montreal to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Delaware?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Delaware.

  • Can I find deals for business class flights from Montreal to Delaware?

    Yes. Cheapflights offers flight deals from Montreal to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Montreal to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Montreal to Delaware?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Montreal to Delaware. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Delaware?

Cheapflights helps you find that perfect flight to Delaware from Montreal by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Montreal to Delaware with no change fees?

Yes! Cheapflights helps users easily find flights from Montreal to Delaware with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Delaware become cheaper?

Yes, Cheapflights offers price alerts on Montreal to Delaware flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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