Cheap Flights from Montreal, QC to San Francisco, CA from $165

On Cheapflightsplus.com you will find 9 direct and 873 connecting flights from Montreal to San Francisco. You can compare airfare deals from 9 airlines and multiple travel sites from $165, book and save on cheap plane tickets and last minute offers. Also check out YMQ-SFO flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Montreal to San Francisco Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $165 (one-way), $283 (round-trip).
Direct flights
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Full flight schedule will help you in detecting at what time planes fly from Montreal to San Francisco. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
08:05 — 11:11
08:05 — 11:11 UA8339 United Airlines
Montreal — San Francisco
6h 6m
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from$201
08:05 — 11:15
08:05 — 11:15 AC761 Air Canada
Montreal — San Francisco
6h 10m
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from$274
16:45 — 19:51
16:45 — 19:51 UA8079 United Airlines
Montreal — San Francisco
6h 6m
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from$207
16:45 — 19:57
16:45 — 19:57 AC763 Air Canada
Montreal — San Francisco
6h 12m
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from$274
18:30 — 21:42
18:30 — 21:42 UA1318 United Airlines
Montreal — San Francisco
6h 12m
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from$165
18:30 — 21:40
18:30 — 21:40 UA2016 United Airlines
Montreal — San Francisco
6h 10m
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from$201
18:30 — 21:42
18:30 — 21:42 UA2416 United Airlines
Montreal — San Francisco
6h 12m
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from$212
18:30 — 21:40
18:30 — 21:40 UA1932 United Airlines
Montreal — San Francisco
6h 10m
Find flight
from$228
18:30 — 21:42
18:30 — 21:42 AC3108 Air Canada
Montreal — San Francisco
6h 12m
Find flight
from$274
06:00 — 11:23
06:00 — 07:33 UA3456 United Airlines
Montreal — Newark
52m stop
08:25 — 11:23 UA1777 United Airlines
Newark — San Francisco
8h 23m
including layover
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from$175
06:00 — 13:48
06:00 — 07:33 UA3456 United Airlines
Montreal — Newark
3h 2m stop
10:35 — 13:48 UA648 United Airlines
Newark — San Francisco
10h 48m
including layover
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from$175
08:10 — 16:25
08:10 — 09:46 UA8487 United Airlines
Montreal — Newark
3h 44m stop
13:30 — 16:25 UA1227 United Airlines
Newark — San Francisco
11h 15m
including layover
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from$175
09:15 — 18:48
09:15 — 11:14 UA3590 United Airlines
Montreal — Washington D.C.
4h 46m stop
16:00 — 18:48 UA2142 United Airlines
Washington D.C. — San Francisco
12h 33m
including layover
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from$175
09:45 — 17:23
09:45 — 11:24 UA2640 United Airlines
Montreal — Chicago
3h 9m stop
14:33 — 17:23 UA1577 United Airlines
Chicago — San Francisco
10h 38m
including layover
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from$175
11:23 — 17:43
11:23 — 12:56 UA3583 United Airlines
Montreal — Newark
1h 49m stop
14:45 — 17:43 UA2328 United Airlines
Newark — San Francisco
9h 20m
including layover
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from$175
13:15 — 18:28
13:15 — 14:51 UA8094 United Airlines
Montreal — Chicago
57m stop
15:54 — 18:44 UA1168 United Airlines
Chicago — San Francisco
8h 13m
including layover
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from$219
13:15 — 19:03
13:15 — 14:50 UA8094 United Airlines
Montreal — Chicago
1h 35m stop
16:25 — 19:03 UA2475 United Airlines
Chicago — San Francisco
8h 48m
including layover
Find flight
from$222
14:00 — 21:05
14:00 — 15:51 UA8372 United Airlines
Montreal — Washington D.C.
2h 9m stop
18:00 — 21:05 UA699 United Airlines
Washington D.C. — San Francisco
10h 5m
including layover
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from$219
14:20 — 00:57
+1 day
14:20 — 16:19 UA3414 United Airlines
Montreal — Washington D.C.
5h 49m stop
22:09 — 00:58 UA367 United Airlines
Washington D.C. — San Francisco
13h 37m
including layover
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from$192
16:30 — 07:18
+1 day
16:30 — 19:56 UA8706 United Airlines
Montreal — Houston
9h 19m stop
05:15 — 07:18 UA784 United Airlines
Houston — San Francisco
17h 48m
including layover
Find flight
from$190
17:30 — 11:54
+1 day
17:30 — 20:14 WS213 WestJet
Montreal — Calgary
13h 38m stop
10:05 — 12:05 WS1508 WestJet
Calgary — San Francisco
21h 24m
including layover
Find flight
from$205
18:20 — 09:10
+1 day
18:20 — 19:56 UA8154 United Airlines
Montreal — Newark
10h 4m stop
06:00 — 09:10 UA2115 United Airlines
Newark — San Francisco
17h 50m
including layover
Find flight
from$190
20:00 — 09:49
+1 day
20:00 — 21:53 UA8366 United Airlines
Montreal — Washington D.C.
9h 9m stop
07:00 — 09:50 UA369 United Airlines
Washington D.C. — San Francisco
16h 49m
including layover
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from$219
08:30 — 17:23
08:30 — 10:19 UA8107 United Airlines
Montreal — Washington D.C.
1h 41m stop
12:00 — 13:15 UA1577 United Airlines
Washington D.C. — Chicago
1h 18m stop
14:33 — 17:23 UA1577 United Airlines
Chicago — San Francisco
11h 53m
including layover
Find flight
from$190
17:30 — 13:57
+1 day
17:30 — 20:14 WS213 WestJet
Montreal — Calgary
1h 43m stop
22:00 — 22:35 WS133 WestJet
Calgary — Vancouver
12h 54m stop
11:30 — 13:59 WS1774 WestJet
Vancouver — San Francisco
23h 27m
including layover
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from$212
19:40 — 12:23
+1 day
19:40 — 22:30 PD389 Porter Airlines
Montreal — Calgary
1h 25m stop
23:55 — 05:51 PD364 Porter Airlines
Calgary — Toronto
3h 54m stop
09:45 — 12:23 PD669 Porter Airlines
Toronto — San Francisco
19h 43m
including layover
Find flight
from$198
*Departure and arrival times - local. Updated on August 6, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Montreal to San Francisco depends on and how to choose the most interesting flight option for you.

Distance between Montreal and San Francisco is 4090 miles. Time difference between the cities is 3h. Airplanes depart 05:00 to 23:25 from 4 Montreal airports and arrive 05:00 to 23:25 to 3 San Francisco airports. Average flight time is 6h 10m.

  • The fastest flight 6h 6m
  • Average flight time 6h 10m
  • The earliest flight 05:00
  • The latest flight 23:25
  • Distance 2542 ml

The cheapest months to travel to San Francisco are may (from 165 $), september (from 186 $), june (from 192 $).

The most expensive months are december (from 311 $), november (from 310 $), february (from 287 $).

What is the lowest airfare Montreal to San Francisco?

The cheapest plane ticket found by our users is $165. This airfare is for economy class on one-way UA1318 flight by United Airlines for June 6, 2025 which leaves Pierre Elliott Trudeau in Montreal at 18:30 am and arrives at San Francisco San Francisco at 21:42.

Economy class
$165
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Business class
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First class
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Popular Airlines on the Route

The flight Montreal — San Francisco is served by 9 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Air Canada - 179 departures per week at the price of from $ 221 . And the most expensive tickets are offered by Finnair airline - from $ 4248.

Direct flights

There are 9 nonstop flights on the route. The fastest direct flight is UA8339 by United Airlines takes 6h 6m and the cheapest is UA1318 by United Airlines for $165.

  • AC - Air Canada
    from $274
    Find
  • UA - United Airlines
    from $165
    Find
See more direct flights

Connecting Flights

There are 873 flights with layovers on the route. The fastest connecting flight is UA8127 by United Airlines takes 7h 49m and the cheapest is UA1318 by United Airlines for $175.

  • AC - Air Canada
    from $221
    Find
  • PD - Porter Airlines
    from $186
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  • AV - Avianca
    from $501
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  • AY - Finnair
    from $3963
    Find
  • IB - Iberia
    from $3073
    Find
  • UA - United Airlines
    from $175
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  • WS - WestJet
    from $201
    Find
  • AM - Aeromexico
    from $451
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  • TS - Air Transat
    from $249
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See more connecting flights

Airports

You can fly from Montreal to San Francisco from 4 airports (St Lambert Rail Svce., Pierre Elliott Trudeau, Mirabel, St Hubert).

Montreal airports

  • St Lambert Rail Svce.-XLM
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  • Pierre Elliott Trudeau-YUL
    from $165
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  • Mirabel-YMX
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  • St Hubert-YHU
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San Francisco airports

  • San Francisco-SFO
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  • Embarkadero-EMB
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  • China Basin Heliport-JCC
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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