What is the cheapest month to book a flight from Lethbridge to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Lethbridge to San Francisco (average of C$ 276). Flying from Lethbridge to San Francisco in December is currently the most expensive (average of C$ 368). 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 day to fly from Lethbridge to San Francisco?

Travelers seeking maximum savings on their Lethbridge to San Francisco flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from YQL to SFO?

It’s optimal to fly from Lethbridge to San Francisco in the morning. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight at noon.

Can I find deals for flights from Lethbridge to San Francisco that include hotel bookings?

Yes. In addition to deals on Lethbridge to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Lethbridge to San Francisco?

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

Can I find deals for business class flights from Lethbridge to San Francisco?

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

C$ 170+ Flights from Lethbridge to San Francisco

Cheap flight deals from Lethbridge to San Francisco

Round-trip from	C$ 327
One-way from	C$ 170

WestJet
16/9-20/9
2 total stops
13h 24m total
Lethbridge to San Francisco

Search Deals

WestJet
26/9
1 total stop
5h 24m total
Lethbridge to San Francisco

Search Deals

Find flight deals from Lethbridge to San Francisco

Cheapest flights from Lethbridge to San Francisco
Explore the most affordable flight options available from Lethbridge to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2025.

Tue 16/95:00 p.m.YQL - SFO

1 stop5h 24mWestJet

Sat 20/97:30 a.m.SFO - YQL

1 stop8h 00mWestJet

Deal found 12/8C$ 327

Wed 10/95:00 p.m.YQL - SFO

1 stop5h 24mWestJet

Wed 17/97:30 a.m.SFO - YQL

1 stop8h 00mWestJet

Deal found 13/8C$ 338

Wed 10/95:00 p.m.YQL - SFO

1 stop5h 24mMultiple Airlines

Wed 17/910:15 a.m.SFO - YQL

2 stops29h 15mMultiple Airlines

Deal found 13/8C$ 357

Best flights from Lethbridge to San Francisco
Discover carefully curated flight deals from Lethbridge to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 14 August 2025.

Tue 16/95:00 p.m.YQL - SFO

1 stop5h 24mWestJet

Sat 20/97:30 a.m.SFO - YQL

1 stop8h 00mWestJet

Deal found 12/8C$ 327

Wed 10/95:00 p.m.YQL - SFO

1 stop5h 24mMultiple Airlines

Wed 17/910:15 a.m.SFO - YQL

2 stops29h 15mMultiple Airlines

Deal found 13/8C$ 357

Wed 10/95:00 p.m.YQL - SFO

1 stop5h 24mWestJet

Wed 17/97:30 a.m.SFO - YQL

1 stop8h 00mWestJet

Deal found 13/8C$ 338

Last-minute flights from Lethbridge to San Francisco
Discover last-minute flight deals from Lethbridge to San Francisco. Data last updated 14 August 2025 and is based on user searches.

Wed 10/95:00 p.m.YQL - SFO

1 stop5h 24mWestJet

Wed 17/97:30 a.m.SFO - YQL

1 stop8h 00mWestJet

Deal found 13/8C$ 338

Wed 10/95:00 p.m.YQL - SFO

1 stop5h 24mMultiple Airlines

Wed 17/910:15 a.m.SFO - YQL

2 stops29h 15mMultiple Airlines

Deal found 13/8C$ 357

Tue 16/95:00 p.m.YQL - SFO

1 stop5h 24mWestJet

Sat 20/97:30 a.m.SFO - YQL

1 stop8h 00mWestJet

Deal found 12/8C$ 327

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lethbridge to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Tue 16/9

5:00 p.m.-9:24 p.m.

1 stop5h 24m

San Francisco

Sat 20/9

7:30 a.m.-4:30 p.m.

1 stop8h 00m

C$ 327

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Wed 10/9

5:00 p.m.-9:24 p.m.

1 stop5h 24m

San Francisco

Wed 17/9

7:30 a.m.-4:30 p.m.

1 stop8h 00m

C$ 338

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Wed 10/9

5:00 p.m.-9:24 p.m.

1 stop5h 24m

San Francisco

Wed 17/9

10:15 a.m.-4:30 p.m.

2 stops29h 15m

C$ 357

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Fri 26/9

5:00 p.m.-9:24 p.m.

1 stop5h 24m

C$ 170

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Fri 26/9

5:00 p.m.-4:24 p.m.

2 stops24h 24m

C$ 317

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Best time to book a flight from Lethbridge to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Lethbridge 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.

Related info for your journey

Can I find deals for flights from Lethbridge to San Francisco that include hotel bookings?
Yes. In addition to deals on Lethbridge to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Lethbridge to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lethbridge to San Francisco.
Can I find deals for business class flights from Lethbridge to San Francisco?
Yes. Cheapflights offers flight deals from Lethbridge to San Francisco 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 Lethbridge to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Lethbridge to San Francisco (average of C$ 276). Flying from Lethbridge to San Francisco in December is currently the most expensive (average of C$ 368). 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

Richmond

Newark

Alameda

Redwood City

Burlingame

San Bruno

South San Francisco

Scotts Valley

Belmont

Novato

Millbrae

Santa Clara

Vallejo

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How does Cheapflights help users find flights from Lethbridge to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Lethbridge to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Lethbridge to San Francisco?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Lethbridge to San Francisco for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Lethbridge to San Francisco with no change fees?

Yes, we can. To see specific flights from Lethbridge to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Lethbridge to San Francisco become cheaper?

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

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Cheap flights from Lethbridge to San Francisco from C$ 170

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Lethbridge to San Francisco

Round-trip from

One-way from

Find flight deals from Lethbridge to San Francisco

Cheapest flights from Lethbridge to San FranciscoExplore the most affordable flight options available from Lethbridge to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2025.

Explore the most affordable flight options available from Lethbridge to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lethbridge to San Francisco that are best for you.

Best time to book a flight from Lethbridge to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Lethbridge with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Lethbridge to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Lethbridge to San Francisco that include hotel bookings?

How can I find direct flights from Lethbridge to San Francisco?

Can I find deals for business class flights from Lethbridge to San Francisco?

What is the cheapest month to book a flight from Lethbridge to San Francisco?

Travelling to a place near San Francisco?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lethbridge to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

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 Lethbridge to San Francisco?

Why should you use Cheapflights to find cheap flight tickets from Lethbridge to San Francisco?

Can Cheapflights find flights from Lethbridge to San Francisco with no change fees?

Can Cheapflights notify me if prices for flights from Lethbridge to San Francisco become cheaper?

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Book with Flexibility

Travel Smart

Cheapest flights from Lethbridge to San Francisco
Explore the most affordable flight options available from Lethbridge to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2025.