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Cheap flights from Montreal to Fremont from C$ 283

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SFO
13 Nov — 20 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Montreal to Fremont are usually found in February or May, booked 89 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Montreal to Fremont

Keep the following information in mind while searching for Montreal to Fremont flight deals. Data was last updated 14 October 2025.

Round-trip from

C$ 468

One-way from

C$ 283

Popular in

December

Cheapest in

February

Average price

C$ 575
Porter Airlines
  • Porter Airlines
  • 4/11-27/11
  • 2 total stops
  • 16h 50m total
  • Montreal to Fremont
Search Deals
Porter Airlines
  • Porter Airlines
  • 9/1
  • 1 total stop
  • 8h 55m total
  • Montreal to Fremont
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 14 October 2025.

Tue 4/116:45 a.m.YUL - SFO
1 stop8h 55mPorter Airlines
Thu 27/111:40 p.m.SFO - YUL
1 stop7h 55mPorter Airlines
Deal found 13/10C$ 468
Sun 2/115:45 a.m.YUL - SFO
1 stop8h 55mMultiple Airlines
Sun 16/1110:15 a.m.SFO - YUL
1 stop27h 12mMultiple Airlines
Deal found 11/10C$ 469
Wed 5/116:45 a.m.YUL - SFO
1 stop8h 55mPorter Airlines
Wed 26/111:40 p.m.SFO - YUL
1 stop7h 55mPorter Airlines
Deal found 11/10C$ 471
Thu 20/116:45 a.m.YUL - SFO
1 stop8h 55mMultiple Airlines
Thu 27/1110:15 a.m.SFO - YUL
1 stop27h 12mMultiple Airlines
Deal found 13/10C$ 474
Fri 5/126:45 a.m.YUL - SFO
1 stop8h 55mMultiple Airlines
Wed 10/126:00 a.m.SFO - YUL
2 stops22h 05mMultiple Airlines
Deal found 11/10C$ 475
Wed 12/116:45 a.m.YUL - SFO
1 stop8h 55mMultiple Airlines
Sun 16/113:25 p.m.SFO - YUL
2 stops46h 02mMultiple Airlines
Deal found 12/10C$ 479
Wed 26/116:45 a.m.YUL - SFO
1 stop8h 55mMultiple Airlines
Mon 1/1210:18 p.m.SFO - YUL
2 stops29h 47mMultiple Airlines
Deal found 12/10C$ 481
Sun 2/115:45 a.m.YUL - SFO
1 stop8h 55mPorter Airlines
Sun 9/111:40 p.m.SFO - YUL
1 stop7h 55mPorter Airlines
Deal found 12/10C$ 482
Mon 10/114:15 p.m.YUL - SFO
1 stop22h 57mMultiple Airlines
Mon 17/111:40 p.m.SFO - YUL
1 stop7h 55mMultiple Airlines
Deal found 11/10C$ 483
Sun 30/116:45 a.m.YUL - SFO
2 stops56h 27mWestJet
Sun 7/121:00 p.m.SFO - YUL
1 stop23h 12mWestJet
Deal found 12/10C$ 486
Mon 17/116:45 a.m.YUL - SFO
1 stop8h 55mPorter Airlines
Tue 25/111:40 p.m.SFO - YUL
1 stop7h 55mPorter Airlines
Deal found 13/10C$ 488

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 14 October 2025.
Use the filters below to find and compare flights from Montreal to Fremont that are best for you.

Fly from

Montreal

Fly to

Fremont

Route

Depart

Return

Price

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

6:45 a.m.-12:40 p.m.

1 stop8h 55m

San Francisco

Mon 1/12

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 525

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

4:15 p.m.-12:12 p.m.

1 stop22h 57m

San Francisco

Fri 28/11

1:00 p.m.-12:43 a.m.

2 stops32h 43m

C$ 553

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 14/11

6:45 a.m.-12:40 p.m.

1 stop8h 55m

San Francisco

Wed 26/11

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 559

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

5:50 p.m.-9:22 p.m.

Nonstop6h 32m

San Francisco

Sun 30/11

7:30 a.m.-9:00 p.m.

1 stop10h 30m

C$ 560

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sun 23/11

5:50 p.m.-9:22 p.m.

Nonstop6h 32m

San Francisco

Sat 29/11

8:25 a.m.-4:49 p.m.

Nonstop5h 24m

C$ 569

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sun 23/11

6:45 a.m.-12:40 p.m.

1 stop8h 55m

San Francisco

Sat 29/11

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 570

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 4/12

6:45 a.m.-12:40 p.m.

1 stop8h 55m

San Francisco

Mon 8/12

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 575

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 17/12

6:45 a.m.-12:40 p.m.

1 stop8h 55m

San Francisco

Sun 18/1

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 586

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

9:15 a.m.-6:34 p.m.

1 stop12h 19m

San Francisco

Wed 26/11

6:45 p.m.-2:00 p.m.

2 stops16h 15m

C$ 596

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

2:13 p.m.-9:49 p.m.

1 stop10h 36m

San Francisco

Mon 10/11

6:45 p.m.-2:00 p.m.

2 stops16h 15m

C$ 596

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/10

Showing 1-10 of 22 results
1
2
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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 10 October 2025.

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 89 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$ 307). Flying from Montreal to Fremont in October is currently the most expensive (average of C$ 404). 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 14 October 2025.

One of the essential ways to save on airfare from Montreal to Fremont is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 15% on airfare.

What is the cheapest day to fly from Montreal to Fremont?

Use this chart to determine the cheapest time to fly round-trip from Montreal to Fremont. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Montreal to Fremont flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Montreal to Fremont

Explore weekly flight availability from Montreal to Fremont. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 October 2025.

The most flights from YMQ to FR8 are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

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 14 October 2025.
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
379 reviews
Check prices

Entertainment

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
379 reviews
Porter Airlines
8.0
Very good
379 reviews
Check prices

Entertainment

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,975 reviews
Porter Airlines
8.0
Very good
379 reviews
Check prices

Entertainment

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,124 reviews
Porter Airlines
8.0
Very good
379 reviews
Check prices

Entertainment

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,291 reviews
Porter Airlines
8.0
Very good
379 reviews
Check prices

Entertainment

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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 6h 32m. Porter Airlines provides one of the quickest options available for as low as C$ 560. 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 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: Air New Zealand (69%), Air Canada (69%), United Airlines( 66%).

  • What are the cheapest flights from Montreal to Fremont?

    Looking at all options, your cheapest flight can be booked for C$ 296. While the most popular route (Montreal Pierre Elliott Trudeau Intl - San Francisco) can be booked for C$ 352 on average, our data indicates C$ 980 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$ 307). Flying from Montreal to Fremont in October is currently the most expensive (average of C$ 404). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Montreal to Fremont

Discover the top 6 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 14 October 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 243AverageC$ 629FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 320AverageC$ 404FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 337AverageC$ 401FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 410AverageC$ 657FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 461AverageC$ 663FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 469AverageC$ 675FlexibilityNo cancel feeOn-timeN/A
Search Delta 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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