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Cheap flights from Montreal to Fremont from C$ 277

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SFO
26 Apr — 3 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal to Fremont are usually found in May or September, booked 18 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Montreal to Fremont

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Fremont
Explore the most affordable flight options available from Montreal to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 March 2026.

Tue 2/66:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Sat 6/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 24/3C$ 480
Fri 29/56:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Mon 1/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 24/3C$ 481
Wed 3/66:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Wed 17/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 22/3C$ 483
Thu 4/66:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Thu 18/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 24/3C$ 485
Mon 8/66:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Mon 15/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 26/3C$ 487
Thu 7/56:45 a.m.
YUL
-
SFO
1 stop8h 38m
Porter Airlines
Wed 13/51:20 p.m.
SFO
-
YUL
1 stop8h 17m
Porter Airlines
Deal found 26/3C$ 488
Thu 7/55:40 p.m.
YUL
-
SFO
Nonstop6h 22m
Air Canada
Wed 13/58:05 a.m.
SFO
-
YUL
Nonstop5h 40m
Air Canada
Deal found 26/3C$ 499
Tue 9/66:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Tue 16/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 25/3C$ 501
Thu 11/66:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Tue 16/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 25/3C$ 502

Find flight deals from Montreal to Fremont

Keep the following information in mind while searching for Montreal to Fremont flight deals. Data was last updated 27 March 2026.

Round-trip from

C$ 480

One-way from

C$ 277

Popular in

December

Cheapest in

May

Average price

C$ 649
WestJet
  • WestJet
  • 2/6-6/6
  • 3 total stops
  • 22h 55m total
  • Montreal to Fremont
Search Deals
Porter Airlines
  • Porter Airlines
  • 6/5
  • 1 total stop
  • 8h 38m total
  • Montreal to Fremont
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 75 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 March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Fremont 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 27 March 2026.
Use the filters below to find and compare flights from Montreal to Fremont that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

11:23 a.m.-10:55 p.m.

2 stops14h 32m

San Francisco

Sat 9/5

6:30 a.m.-7:45 p.m.

1 stop10h 15m

C$ 553

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

12:55 p.m.-7:03 p.m.

1 stop9h 08m

San Francisco

Sat 9/5

11:58 p.m.-11:35 a.m.

1 stop8h 37m

C$ 559

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

6:10 a.m.-11:24 a.m.

1 stop8h 14m

San Francisco

Sat 16/5

5:00 a.m.-9:26 p.m.

2 stops13h 26m

C$ 559

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

5:00 p.m.-10:43 p.m.

1 stop8h 43m

San Francisco

Mon 4/5

11:56 p.m.-10:40 a.m.

1 stop7h 44m

C$ 559

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

6:35 p.m.-1:17 a.m.

1 stop9h 42m

San Francisco

Fri 24/4

8:53 p.m.-4:10 p.m.

2 stops16h 17m

C$ 559

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

6:35 p.m.-1:17 a.m.

1 stop9h 42m

San Francisco

Sun 19/4

11:52 p.m.-10:40 a.m.

1 stop7h 48m

C$ 580

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

7:00 a.m.-6:16 p.m.

2 stops14h 16m

San Francisco

Sat 16/5

11:56 a.m.-11:13 p.m.

1 stop8h 17m

C$ 602
Quickest round-trip

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

6:35 p.m.-9:50 p.m.

Nonstop6h 15m

San Francisco

Sun 13/9

5:05 a.m.-5:30 p.m.

1 stop9h 25m

C$ 631

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

7:00 a.m.-11:59 p.m.

2 stops19h 59m

San Francisco

Mon 27/4

9:35 p.m.-11:36 a.m.

1 stop11h 01m

C$ 632

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

6:35 p.m.-9:50 p.m.

Nonstop6h 15m

San Francisco

Sun 13/9

5:05 a.m.-5:30 p.m.

1 stop9h 25m

C$ 632

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/3

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

Best time to book a flight from Montreal to Fremont

Have a flexible travel schedule? Discover the best time to fly to Fremont 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 Fremont

How far ahead should I book a flight from Montreal to Fremont?

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Fremont. Price data was last updated on 13 March 2026.

The price you pay for your flight from Montreal to Fremont may vary depending on when you book. For the best chance of a lower fare, look to book 18 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 Montreal to Fremont?

Currently, April is the cheapest month in which you can book a flight from Montreal to Fremont (average of C$ 340). Flying from Montreal to Fremont in January is currently the most expensive (average of C$ 444). 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.

What is the cheapest time of day to fly from YMQ to FR8?

Find hourly flight availability from Montreal to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 March 2026.

When flying from Montreal to Fremont, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Montreal to Fremont?

Reviews of airlines servicing Fremont

Get insights into the airlines that provide service to Fremont. 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 Fremont. Reviews last updated 27 March 2026.
Read reviews from past customers who have flown Porter Airlines,United Airlines, andWestJet from Montreal to Fremont. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
428 reviews
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,500 reviews
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,302 reviews
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,853 reviews
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Fremont. 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 Fremont?

    A quick flight from Montreal to Fremont can take about 9h 08m. United Airlines provides one of the quickest options available for as low as C$ 559. There are 4073 km between Montreal and Fremont. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Montreal to Fremont one-way?

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 237. Air Canada flights start at C$ 266 while deals on United Airlines start at C$ 288 one-way.

  • What are the most reliable airlines from Montreal to Fremont?

    Before booking your flight to Fremont from Montreal, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (62%), Air Canada (62%), United Airlines( 62%).

  • What are the cheapest flights from Montreal to Fremont?

    Looking at all options, your cheapest flight can be booked for C$ 266. While the most popular route (Montreal Pierre Elliott Trudeau Intl - San Francisco) can be booked for C$ 488 on average, our data indicates C$ 1,381 when flying from Montreal to Fremont.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Montreal to Fremont?

    Currently, April is the cheapest month in which you can book a flight from Montreal to Fremont (average of C$ 340). Flying from Montreal to Fremont in January is currently the most expensive (average of C$ 444). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montreal to Fremont

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Montreal to Fremont

Discover the top 5 airlines that operate flights from Montreal to Fremont. 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 629,999 searches. Data last updated 27 March 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 257AverageC$ 680FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 286AverageC$ 392FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 338AverageC$ 492FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 396AverageC$ 739FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 453AverageC$ 624FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Montreal to Fremont via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Fremont from Montreal.

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

Need flexible booking options for your flight to Fremont from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Fremont from Montreal today and book when prices fit your budget.

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