$1,372 Cheap Finnair flights Glasgow (GLA) to San Diego (SAN)

Make use of the “Price (lowest to highest)” filter on Expedia to find cheap Finnair return flights from $755 from GLA to SAN. Affordable one-way fares from $1,372 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the cheapest months to travel to San Diego with Finnair. You could also find great deals on one-way and round-trip fares in November.

Snagging the best Finnair deals from GLA to SAN often comes down to booking at the right time. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is usually the most expensive day to book.* It’s a good idea to start checking out flights about one month before your departure date.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To figure out if there’s a direct route from GLA to SAN with Finnair or any other airlines, select the “Nonstop” filter when searching for flights.

To find the earliest departures from GLA to SAN with Finnair, filter your results by “Morning” and “Early Morning.” Booking an early flight generally means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

San Diego Intl. Airport (SAN) is the primary San Diego gateway for Finnair flights from Glasgow Intl. Airport (GLA).

On a standard economy flight with Finnair from GLA to SAN, you can bring 1 checked-in bag up to 50 lb with dimensions no larger than 62 inches in total. For carry-on, you’re allowed 1 cabin bag weighing up to 22 lb and measuring no more than 9 inches x 15 inches x 15 inches. Weight and size limits can differ based on the airfare type and cabin class you’re in. To make sure you’re not hit with additional fees at the airport, check your Finnair booking or look up the airline’s website before packing.

Finnair makes traveling from GLA to SAN more comfortable with a rewarding loyalty program and a 4-star airline rating. You could even start earning points with Finnair Plus. Be sure to join Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of fare you purchased, a fee generally applies if you modify or cancel your booking more than 24 hours after it’s confirmed. To secure flexible plane tickets, select our “Changes included” and “No cancel fee” boxes while searching for flights. To learn more about changing or canceling your reservation, head to “Trips,” select your flight and tick “Manage Booking.”