Cheap Flights from Montreal to San Diego

View €143 flight on Thu, 4 Sep 2025Opens in a new window

Popular airlines from Montreal to San Diego

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Cheap flights from Montreal to San Diego (YMQ-SAN)

Prices were available within the past 7 days and start at €143 for one-way flights and €239 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 4 Sep - Sat, 13 Sep
YUL
Montreal
SAN
San Diego
€239 Return, found 1 day ago
€239
Return
found 1 day ago
Select Air Canada flight, departing Thu, 4 Sep from Montreal to San Diego, returning Sat, 13 Sep, priced at €239 found 1 day ago
Air Canada
Thu, 4 Sep - Sat, 13 Sep
YUL
Montreal
SAN
San Diego
€239 Return, found 1 day ago
€239
Return
found 1 day ago
Select Air Canada flight, departing Thu, 4 Sep from Montreal to San Diego, returning Sat, 13 Sep, priced at €239 found 1 day ago
United
Thu, 4 Sep - Sat, 13 Sep
YUL
Montreal
SAN
San Diego
€244 Return, found 1 day ago
€244
Return
found 1 day ago
Select United flight, departing Thu, 4 Sep from Montreal to San Diego, returning Sat, 13 Sep, priced at €244 found 1 day ago
Delta
Thu, 4 Sep - Sat, 13 Sep
YUL
Montreal
SAN
San Diego
€250 Return, found 1 day ago
€250
Return
found 1 day ago
Select Delta flight, departing Thu, 4 Sep from Montreal to San Diego, returning Sat, 13 Sep, priced at €250 found 1 day ago
American Airlines
Fri, 29 Aug - Sat, 6 Sep
YUL
Montreal
SAN
San Diego
€261 Return, found 4 days ago
€261
Return
found 4 days ago
Select American Airlines flight, departing Fri, 29 Aug from Montreal to San Diego, returning Sat, 6 Sep, priced at €261 found 4 days ago
WestJet
Fri, 29 Aug - Sat, 6 Sep
YUL
Montreal
SAN
San Diego
€268 Return, found 4 days ago
€268
Return
found 4 days ago
Select WestJet flight, departing Fri, 29 Aug from Montreal to San Diego, returning Sat, 6 Sep, priced at €268 found 4 days ago

Find the cheapest month to fly from Montreal (YMQ) to San Diego (SAN)

June is typically the cheapest month to fly

From €210 - €389 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.