Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Search over 321,000 hotels worldwide and 400 airlines worldwide.

Secure incredible value with Expedia's Price Guarantee.

No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap SAN to HEL Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Cheap SAN to HEL Flights

Question : If your plans are flexible, have you considered changing your departure day?
Answer : Thursday is your cheapest day to fly in November. Flexibility is paramount when booking travel plans in order to keep travel costs down.

Question : Do prices fluctuate more for this route than others?
Answer : Flight prices fluctuate a lot more than most routes from the United States for SAN to HEL. They vary anywhere from $813 to $4,430. Prices tend to be lower the further out you book.

Question : What is the cheapest day to fly in the next four weeks?
Answer : Since low prices are preferred, look at Nov 22nd. As of Nov 13th, it's showing the cheapest ticket sales at $869. That is 37% below the average price for this route, so you can spend that extra cash on a fun experience in Helsinki.

Question : Over the coming months, which airline is getting their passengers to Helsinki-Vantaa Airport (HEL) round-trip the cheapest?
Answer : American Airlines is the leader in keeping costs down for their passengers over the next three months. Fares are being booked at just $813, which is quite a deal when compared to the high-end bookings of $4,430.

Question : Do travelers from San Diego typically stay in Helsinki for very long?
Answer : Travelers from SAN to HEL stay 11 days on average.

San Diego to Helsinki Flights

Secure incredible value with Expedia's Price Guarantee.