United States

San Francisco

Montréal → San Francisco

$591Round trip

Apr 4Apr 19, 202715 nights

Good deal$713below typical

55% lessTypical fare $1,304

DepartureSun, Apr 4, 2027

06:45YUL

9h 0m1 stop

12:45SFO

Porter AirlinesLayover in Toronto · 1h 35m

ReturnMon, Apr 19, 2027

13:45SFO

7h 50m1 stop

00:35YUL

Arrives Apr 20, 2027

Porter AirlinesLayover in Toronto · 1h 31m

The price, in perspective

7 days before and after Apr 4

Daily minimumDaily average

Your trip$591

You found the lowest fare

Among the nearby dates checked.

Same cities and travel dates. Airlines and flight times may change.

Observed price

Now$591

Unchanged since first recorded.

Recorded observations · Not a forecast

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Observed Oct 24, 2026, 12:52 p.m. · Recheck live price before booking.