The cheapest times to fly from LTO to SFO are

  • January 8th to January 28th
  • April 9th to September 23rd (except the weeks of April 16th, May 7th, and July 16th)
  • November 19th to December 9th (except the week of November 26th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LTO to SFO is mid to late August. Prices can be as high as $1084 for Saturday flights during early January, or as low as $344 for Tuesday flights around mid to late August.


When to Fly to San Francisco

Flying from Loreto (LTO) to San Francisco, CA (SFO) will usually cost between $365 to $825 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $346. Due to high demand the most expensive time to fly is early January, with an average price of $786. Planning your trip to low-cost times can easily save you $441 on economy flights and even more on first-class flights. Generally, any price below $486 can be considered a good price for a round-trip LTO to SFO flight.

See below for a graph of average weekly prices for the LTO to SFO route. All prices are for round-trip tickets in USD.

LTO to SFO Flight Prices

Compared to other flights, the LTO to SFO flight is much cheaper than the average and costs much less than the average flight leaving from Loreto. The average price per mile (for a direct flight) is $0.29, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to SFO, and Monday the cheapest day to fly back into LTO. Saturdays are the most expensive days to fly to San Francisco, and Fridays are the most expensive days to return to Loreto. Selecting flights on the least expensive days could save you up to $141 (22%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $474. Return trip prices are from the SFO to LTO flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LTO to SFO can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 50 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from LTO to SFO while comparing.

Destination alternative #1: Norman Y. Mineta San Jose International Airport (SJC) in San Jose, CA

  • 30 miles (48 km) away from SFO
  • Usually 6.28% less expensive than SFO
  • 1-layover flights available

See LTO to SJC flights

Destination alternative #2: Charles M. Schulz – Sonoma County Airport (STS) in Santa Rosa, CA

  • 66 miles (106 km) away from SFO
  • Usually 1.54% less expensive than SFO
  • 1-layover flights available

See LTO to STS flights


Flight Questions Answered

Still have questions about flying from LTO to SFO? We’ve got answers.

Which airlines fly this route?

You can find 6 major airlines flying this route most often: Alaska, American, Delta, Qantas, Singapore Airlines, United, and potentially more during busy seasons.

How far away is it from San Francisco International Airport to Loreto International Airport?

The distance between the two airports is roughly 1030 miles or 1658 kilometers.

How long does it take to fly from LTO to SFO?

The real-world flight time for a nonstop LTO to SFO flight is about 2 hour 50 minutes.

How many flights go between Loreto and San Francisco, CA?

It depends on the day of the week and the date, but a typical day might have around 11 available flights from LTO to SFO.


Airport Location Info


Departing Airport

Origination code LTO
Origination airport name Loreto International Airport
City Loreto
Country Mexico
Latitude 26
Longitude -111.3

Return Airport

Destination code SFO
Destination airport name San Francisco International Airport
City San Francisco, CA
Country the United States
Latitude 37.6
Longitude -122.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.