$145+ Cheap flights from San Diego (SAN) to Montreal (YMQ)
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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YMQ
Apr 7 — Apr 141
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Montreal with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Diego to Montreal are usually found in August or May, booked 71 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap flight deals from San Diego to Montreal
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to MontrealExplore the most affordable flight options available from San Diego to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2026.
Explore the most affordable flight options available from San Diego to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2026.
This Mytrip deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:00 am
SAN
- YUL
Nonstop5h 31m
Air Canada
Sat 5/235:45 pm
YUL
- SAN
Nonstop5h 58m
Air Canada
Deal found 3/3![Air Canada logo]()
$304
This Air Canada deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:00 am
SAN
- YUL
Nonstop5h 31m
Air Canada
Thu 5/75:45 pm
YUL
- SAN
Nonstop5h 58m
Air Canada
Deal found 3/6![Air Canada logo]()
$343
This Air Canada deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:00 am
SAN
- YUL
Nonstop5h 31m
Air Canada
Mon 5/115:45 pm
YUL
- SAN
Nonstop5h 58m
Air Canada
Deal found 3/3![Air Canada logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:54 pm
SAN
- YUL
2 stops26h 31m
Multiple Airlines
Wed 6/37:15 am
YUL
- SAN
1 stop9h 55m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:54 pm
SAN
- YUL
2 stops26h 31m
Multiple Airlines
Tue 6/27:15 am
YUL
- SAN
1 stop9h 55m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$355
This Air Canada deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:00 am
SAN
- YUL
Nonstop5h 31m
Air Canada
Mon 6/15:45 pm
YUL
- SAN
Nonstop5h 58m
Air Canada
Deal found 3/3![Air Canada logo]()
$360
This Air Canada deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/31:15 pm
SAN
- YUL
1 stop9h 36m
Air Canada
Fri 5/85:00 am
YUL
- SAN
1 stop10h 18m
Air Canada
Deal found 3/6![Air Canada logo]()
$371
This Air Canada deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:10 pm
SAN
- YUL
1 stop9h 41m
Air Canada
Fri 5/15:45 pm
YUL
- SAN
Nonstop5h 58m
Air Canada
Deal found 3/6![Air Canada logo]()
$373
This Flightnetwork deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:00 am
SAN
- YUL
Nonstop5h 31m
Air Canada
Fri 5/85:45 pm
YUL
- SAN
Nonstop5h 58m
Air Canada
Deal found 3/7![Air Canada logo]()
$375
Best flights from San Diego to MontrealDiscover carefully curated flight deals from San Diego to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 8, 2026.
Discover carefully curated flight deals from San Diego to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 8, 2026.
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1810:30 pm
SAN
- YUL
1 stop9h 10m
United Airlines
Sat 4/259:45 am
YUL
- SAN
1 stop12h 08m
United Airlines
Deal found 3/3![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:00 am
SAN
- YUL
1 stop12h 56m
Delta
Sun 8/26:00 am
YUL
- SAN
1 stop11h 08m
Delta
Deal found 3/4![Delta logo]()
$433
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/810:40 pm
SAN
- YUL
1 stop15h 50m
United Airlines
Wed 8/129:45 am
YUL
- SAN
1 stop15h 25m
United Airlines
Deal found 3/3![United Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:00 am
SAN
- YUL
1 stop12h 57m
Delta
Mon 6/16:00 am
YUL
- SAN
1 stop11h 07m
Delta
Deal found 3/6![Delta logo]()
$433
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:40 pm
SAN
- YUL
1 stop15h 50m
United Airlines
Wed 8/126:10 am
YUL
- SAN
1 stop11h 52m
United Airlines
Deal found 3/3![United Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:00 am
SAN
- YUL
1 stop12h 56m
Delta
Mon 8/106:00 am
YUL
- SAN
1 stop11h 08m
Delta
Deal found 3/3![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:20 am
SAN
- YUL
2 stops22h 56m
United Airlines
Sat 8/224:55 pm
YUL
- SAN
1 stop8h 15m
United Airlines
Deal found 3/5![United Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1412:48 pm
SAN
- YUL
1 stop8h 09m
Delta
Mon 5/1812:40 pm
YUL
- SAN
1 stop11h 40m
Delta
Deal found 3/7![Delta logo]()
$465
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:00 am
SAN
- YUL
1 stop12h 56m
Delta
Sun 8/27:00 am
YUL
- SAN
1 stop12h 59m
Delta
Deal found 3/7![Delta logo]()
$465
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:48 pm
SAN
- YUL
1 stop8h 09m
Delta
Mon 6/16:00 am
YUL
- SAN
1 stop11h 07m
Delta
Deal found 3/6![Delta logo]()
$465
Last-minute flights from San Diego to MontrealDiscover last-minute flight deals from San Diego to Montreal. Data last updated March 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Montreal. Data last updated March 8, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:20 pm
SAN
- YUL
2 stops13h 24m
American Airlines
Fri 4/173:45 pm
YUL
- SAN
1 stop9h 15m
American Airlines
Deal found 3/3![American Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:20 am
SAN
- YUL
1 stop12h 06m
United Airlines
Fri 4/242:20 pm
YUL
- SAN
1 stop9h 26m
United Airlines
Deal found 3/3![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:40 pm
SAN
- YUL
2 stops12h 00m
United Airlines
Sun 4/196:10 am
YUL
- SAN
1 stop8h 15m
United Airlines
Deal found 3/3![United Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:20 pm
SAN
- YUL
2 stops13h 24m
American Airlines
Fri 4/247:29 am
YUL
- SAN
1 stop16h 21m
American Airlines
Deal found 3/3![American Airlines logo]()
$407
This Mytrip deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1711:00 am
SAN
- YUL
2 stops20h 40m
Air Canada
Fri 4/243:35 pm
YUL
- SAN
2 stops10h 24m
Air Canada
Deal found 3/3![Air Canada logo]()
$430
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:00 pm
SAN
- YUL
2 stops33h 20m
Multiple Airlines
Sun 4/268:00 pm
YUL
- SAN
1 stop21h 10m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2610:10 pm
SAN
- YUL
1 stop10h 49m
Delta
Sun 5/37:00 am
YUL
- SAN
1 stop12h 38m
Delta
Deal found 3/4![Delta logo]()
$416
This oojo deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/263:30 pm
SAN
- YUL
1 stop22h 00m
WestJet
Sun 5/38:00 pm
YUL
- SAN
1 stop21h 10m
WestJet
Deal found 3/5![WestJet logo]()
$428
This Air Canada deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:10 pm
SAN
- YUL
1 stop9h 41m
Air Canada
Fri 5/15:45 pm
YUL
- SAN
Nonstop5h 58m
Air Canada
Deal found 3/6![Air Canada logo]()
$373
One-way flights from San Diego to MontrealSearch for one-way flight options from San Diego to Montreal. Find affordable one-way fares based on user searches. Data last updated March 8, 2026.
Search for one-way flight options from San Diego to Montreal. Find affordable one-way fares based on user searches. Data last updated March 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/142:12 pm
SAN
- YUL
3 stops31h 26m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/612:29 pm
SAN
- YUL
3 stops49h 46m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/129:56 pm
SAN
- YUL
2 stops32h 24m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:35 am
SAN
- YUL
3 stops37h 10m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:00 pm
SAN
- YUL
3 stops48h 38m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:12 pm
SAN
- YUL
3 stops27h 41m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$164
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:55 pm
SAN
- YUL
1 stop10h 42m
Delta
Deal found 3/3![Delta logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:00 pm
SAN
- YUL
3 stops42h 20m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:12 pm
SAN
- YUL
3 stops25h 08m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$173
This American Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:20 pm
SAN
- YUL
2 stops13h 24m
American Airlines
Deal found 3/3![American Airlines logo]()
$175
Find flight deals from San Diego to Montreal
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Montreal (YMQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $304 (Mytrip) |
One-way from | $145 (Kiwi.com) |
Popular in | October |
Cheapest in | August |
Average price | $419 |
Good round-trip deal | $638 or less |
Good one-way deal | $245 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Montreal 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 2,558,603 searches. Data last updated March 8, 2026.
Use the filters below to find and compare flights from San Diego to Montreal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Sat 4/18
10:30 pm-10:40 am
1 stop9h 10m
Montreal Pierre Elliott Trudeau Intl
Sat 4/25
9:45 am-6:53 pm
1 stop12h 08m
$399
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Tue 7/14
8:00 am-11:56 pm
1 stop12h 56m
Montreal Pierre Elliott Trudeau Intl
Sun 8/2
6:00 am-2:08 pm
1 stop11h 08m
$433
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Sat 8/8
10:40 pm-5:30 pm
1 stop15h 50m
Montreal Pierre Elliott Trudeau Intl
Wed 8/12
9:45 am-10:10 pm
1 stop15h 25m
$433
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Tue 5/26
8:00 am-11:57 pm
1 stop12h 57m
Montreal Pierre Elliott Trudeau Intl
Mon 6/1
6:00 am-2:07 pm
1 stop11h 07m
$433
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Thu 8/6
10:40 pm-5:30 pm
1 stop15h 50m
Montreal Pierre Elliott Trudeau Intl
Wed 8/12
6:10 am-3:02 pm
1 stop11h 52m
$433
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Wed 8/19
6:20 am-8:16 am
2 stops22h 56m
Montreal Pierre Elliott Trudeau Intl
Sat 8/22
4:55 pm-10:10 pm
1 stop8h 15m
$438
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Wed 8/5
8:00 am-11:56 pm
1 stop12h 56m
Montreal Pierre Elliott Trudeau Intl
Mon 8/10
6:00 am-2:08 pm
1 stop11h 08m
$449
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Thu 5/14
12:48 pm-11:57 pm
1 stop8h 09m
Montreal Pierre Elliott Trudeau Intl
Mon 5/18
12:40 pm-9:20 pm
1 stop11h 40m
$465
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Thu 7/30
8:00 am-11:56 pm
1 stop12h 56m
Montreal Pierre Elliott Trudeau Intl
Sun 8/2
7:00 am-4:59 pm
1 stop12h 59m
$465
Quickest round-trip
San DiegoMontreal
SAN - YUL
SANYUL
San Diego
Wed 5/27
12:48 pm-11:57 pm
1 stop8h 09m
Montreal Pierre Elliott Trudeau Intl
Mon 6/1
6:00 am-2:07 pm
1 stop11h 07m
$465
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from San Diego to Montreal
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Montreal in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Montreal flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Montreal flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Montreal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to Montreal
Have a flexible travel schedule? Discover the best time to fly to Montreal from San Diego with our price prediction graph.
SAN-YMQ
SAN-YUL
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 San Diego to Montreal
SAN-YMQ
SAN-YUL
How far ahead should I book a flight from San Diego to Montreal?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to Montreal. Price data was last updated on March 6, 2026.
The price you pay for your flight from San Diego to Montreal may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Diego to Montreal?
Currently, May is the cheapest month in which you can book a flight from San Diego to Montreal (average of $127). Flying from San Diego to Montreal in April is currently the most expensive (average of $351). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from San Diego to Montreal?
Reviews of airlines servicing Montreal
Get insights into the airlines that provide service to Montreal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montreal. Reviews last updated March 8, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and Air Canada from San Diego to Montreal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Diego to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Montreal
Explore flights to Montreal departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 8, 2026.
San Diego and Montreal flights
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Top 4 airlines flying from San Diego to Montreal
Discover the top 4 airlines that operate flights from San Diego to Montreal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$459 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$161 | Average$490 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$164 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$323 | Average$524 | FlexibilityNo cancel fee | On-time71% |