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Cheap flights from Lethbridge to San Francisco from $142

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lethbridge to San Francisco departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Lethbridge to San Francisco

Cheap round-trip flights

Multiple Airlines Logo
YQL-SFO
956 mimulti-stop
Multiple Airlines Logo
SFO-YQL
956 mimulti-stop
Multiple Airlines
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momondo Fare Finder

 
Customize your flight search to find flights from Lethbridge to San Francisco 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
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

Wed 10/29

4:50 pm-9:30 am

3 stops17h 40m

$142

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Fri 10/31

4:50 pm-9:30 am

2 stops17h 40m

$152

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Wed 10/29

4:50 pm-9:30 am

2 stops17h 40m

$170

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Thu 10/30

4:50 pm-9:35 pm

3 stops29h 45m

$201

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Thu 10/30

4:50 pm-9:35 pm

2 stops29h 45m

$206

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Fri 10/31

4:50 pm-5:43 pm

3 stops25h 53m

$215

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Thu 10/30

4:50 pm-12:12 pm

1 stop20h 22m

$263

LethbridgeSan Francisco

YQL - SFO

YQLSFO

Lethbridge

Wed 10/29

4:50 pm-12:12 pm

1 stop20h 22m

$977

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Francisco from

How to get the cheapest flight ticket from Lethbridge to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Lethbridge to San Francisco?

WestJet is the most popular carrier operating from Lethbridge to San Francisco

When to book flights from Lethbridge to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Lethbridge to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lethbridge to San Francisco (YQL to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lethbridge to San Francisco

Direct flights

None
There are no direct flights from Lethbridge to San Francisco. There are no popular flight routes from Lethbridge to San Francisco.
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  • How far is Lethbridge to San Francisco by plane?

    San Francisco is 949.6 mi away from Lethbridge.

  • When did momondo last update prices for flights from Lethbridge Airport to San Francisco Airport?

    Prices for flights from Lethbridge Airport to San Francisco Airport refresh daily.

  • How old do you have to be to fly from Lethbridge Airport to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lethbridge Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Calistoga
Bodega Bay
Roseville
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Half Moon Bay
Walnut Creek
Vallejo
Redwood City
Salinas
South San Francisco
Fairfield

Why use momondo?

Why should I use momondo to find a flight deal from Lethbridge to San Francisco?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Lethbridge.

Can I find flights from Lethbridge to San Francisco with flexible booking policies on momondo?

Yes. All flights to San Francisco from Lethbridge on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Lethbridge to San Francisco?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from Lethbridge.

I’m not ready to book a flight from Lethbridge to San Francisco right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Lethbridge to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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