Question 1

What is the cheapest flight from Helsinki to San Diego?

Accepted Answer

In the last 3 days, the lowest price for a flight from Helsinki to San Diego was $499 for a one-way ticket and $940 for a round-trip. <a href='/flight-routes/Helsinki-Vantaa-HEL/San-Diego-SAN'>Visit our flight page for the latest deals!>/a>

Question 2

Do I need a passport to fly between Helsinki and San Diego?

Accepted Answer

Yes, you'll most likely have to show a valid passport before boarding the plane in Helsinki and on arrival in San Diego. <a href='/flight-routes/Helsinki-Vantaa-HEL/San-Diego-SAN'>Visit our flight page for the latest deals!>/a>

Question 3

What’s the cheapest day of the week to fly from Helsinki to San Diego?

Accepted Answer

If your flying dates are flexible, you should consider flying to San Diego on a Thursday, as we generally find the cheapest rates on that day for this route. On the other hand, Wednesday is the most expensive day to fly from Helsinki to San Diego. For your return ticket, we recommend flying on a Thursday and avoiding Fridays for the best deals. Visit our flight page for the latest deals!>/a>

Question 4

What’s the cheapest day of the week to fly from Helsinki to San Diego?

Accepted Answer

If your flying dates are flexible, you should consider flying to San Diego on a Thursday, as we generally find the cheapest rates on that day for this route. On the other hand, Wednesday is the most expensive day to fly from Helsinki to San Diego. For your return ticket, we recommend flying on a Thursday and avoiding Fridays for the best deals. Visit our flight page for the latest deals!>/a>

Question 5

Which airports will I be using when flying from Helsinki to San Diego?

Accepted Answer

On your way to San Diego, you’ll fly out from Helsinki-Vantaa. You’ll be landing at San Diego. <a href='/flight-routes/Helsinki-Vantaa-HEL/San-Diego-SAN'>Visit our flight page for the latest deals!>/a>

Question 6

Which aircraft models fly most regularly from Helsinki to San Diego?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 7

Which airline alliances offer flights from Helsinki to San Diego?

Accepted Answer

oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Helsinki and San Diego, with SkyTeam being the most commonly used for this route.

Question 8

What is the cheapest month to fly from Helsinki to San Diego?

Accepted Answer

The cheapest month for flights from Helsinki to San Diego is February, where tickets cost $792 (return) on average. On the other hand, the most expensive months are April and July, where the average cost of round-trip tickets is $1,195 and $1,123 respectively.

Question 9

What is the cheapest month to fly from Helsinki to San Diego?

Accepted Answer

The cheapest month for flights from Helsinki to San Diego is February, where tickets cost $792 (return) on average. On the other hand, the most expensive months are April and July, where the average cost of round-trip tickets is $1,195 and $1,123 respectively.

Question 10

How does KAYAK find such low prices on flights from Helsinki to San Diego?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Helsinki to San Diego. <a href='/flight-routes/Helsinki-Vantaa-HEL/San-Diego-SAN'>Visit our flight page for the latest deals!>/a>

Question 11

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Helsinki to San Diego?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Helsinki is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Helsinki-Vantaa-HEL/San-Diego-SAN'>Visit our flight page for the latest deals!>/a>

Question 12

What is the Hacker Fare option on flights from Helsinki to San Diego?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Helsinki with another airline. Booking your flights between Helsinki and SAN can sometimes prove cheaper using this method. <a href='/flight-routes/Helsinki-Vantaa-HEL/San-Diego-SAN'>Visit our flight page for the latest deals!>/a>

Question 13

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Helsinki to San Diego?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Helsinki up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Helsinki-Vantaa-HEL/San-Diego-SAN'>Visit our flight page for the latest deals!>/a>

Question 14

What is the cheapest layover airport when flying from Helsinki to San Diego?

Accepted Answer

Flights via London (LHR) offer the most affordable fares, with an average round-trip price of $1,667.

Question 15

What is the most popular layover airport when flying from Helsinki to San Diego?

Accepted Answer

Dallas (DFW) is the top choice – 50% of KAYAK users who clicked on 1-stop flights from Helsinki to San Diego picked an itinerary connecting there.

Question 16

Which layover airport has the quickest connection when flying from Helsinki to San Diego?

Accepted Answer

If you prefer a quick connection, Dallas (DFW) often has the shortest layovers from Helsinki to San Diego, with an average of 1h 13m.

Question 17

Which layover airport offers the shortest total travel time from Helsinki to San Diego?

Accepted Answer

Consider flying via Dallas (DFW) for the shortest journey. The average one-way travel time for flights connecting there is 14h 57m.

Question 18

Which airlines provide the cheapest flights from Helsinki to San Diego?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Helsinki to San Diego were found on Delta ($940) and KLM ($942).

Question 19

Which airlines provide the cheapest flights from Helsinki to San Diego?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Helsinki to San Diego were found on Delta ($940) and KLM ($942).

Question 20

How much is a round-trip flight from Helsinki to San Diego?

Accepted Answer

Flight prices are typical for this route right now.Flights to San Diego from Helsinki usually cost between $920 and $979 in October.
The lowest price found in the past 3 days was $940 on Delta (Oct 9-Oct 14).

Low season	February
High season	June
Cheapest flight	$499

HEL - SAN

$499 Find Cheap Flights from Helsinki to San Diego

KAYAK searches hundreds of travel sites at once for deals on flights to San Diego

Cheap Flights from Helsinki to San Diego (HEL-SAN)

Recent round-trip flight deals from Helsinki to San Diego

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Everything you should know

KAYAK's insights & trends for Helsinki to San Diego flights

Get data-powered insights and trends into flights from Helsinki to San Diego to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Helsinki to San Diego?

What’s the cheapest day of the week to fly from Helsinki to San Diego?

What is the cheapest month to fly from Helsinki to San Diego?

The cheapest month for flights from Helsinki to San Diego is February, where tickets cost $792 (return) on average. On the other hand, the most expensive months are April and July, where the average cost of round-trip tickets is $1,195 and $1,123 respectively.

Which airlines provide the cheapest flights from Helsinki to San Diego?

In the past 3 days, the cheapest round-trip tickets from Helsinki to San Diego were found on Delta ($940) and KLM ($942).

What is the most popular layover airport when flying from Helsinki to San Diego?

Dallas (DFW) is the top choice – 50% of KAYAK users who clicked on 1-stop flights from Helsinki to San Diego picked an itinerary connecting there.

What is the cheapest layover airport when flying from Helsinki to San Diego?

Flights via London (LHR) offer the most affordable fares, with an average round-trip price of $1,667.

Which layover airport offers the shortest total travel time from Helsinki to San Diego?

Consider flying via Dallas (DFW) for the shortest journey. The average one-way travel time for flights connecting there is 14h 57m.

Which layover airport has the quickest connection when flying from Helsinki to San Diego?

If you prefer a quick connection, Dallas (DFW) often has the shortest layovers from Helsinki to San Diego, with an average of 1h 13m.

Good to know

When to book flights from Helsinki to San Diego

FAQs for booking flights from Helsinki to San Diego

What is the cheapest flight from Helsinki to San Diego?

In the last 3 days, the lowest price for a flight from Helsinki to San Diego was $499 for a one-way ticket and $940 for a round-trip.

Do I need a passport to fly between Helsinki and San Diego?

Yes, you'll most likely have to show a valid passport before boarding the plane in Helsinki and on arrival in San Diego.

Which airports will I be using when flying from Helsinki to San Diego?

On your way to San Diego, you’ll fly out from Helsinki-Vantaa. You’ll be landing at San Diego.

Which aircraft models fly most regularly from Helsinki to San Diego?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Helsinki to San Diego?

oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Helsinki and San Diego, with SkyTeam being the most commonly used for this route.

How does KAYAK find such low prices on flights from Helsinki to San Diego?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Helsinki to San Diego.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Helsinki to San Diego?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Helsinki is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Helsinki to San Diego?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Helsinki with another airline. Booking your flights between Helsinki and SAN can sometimes prove cheaper using this method.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Helsinki to San Diego?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Helsinki up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Helsinki to San Diego

Information on your arrival and departure airports

Cabin class types available on flights from Helsinki to San Diego

Complete your trip to San Diego with a hotel stay or car rental

Find direct flights to and from Helsinki and San Diego

Flights to other popular destinations

Flights from domestic origins to San Diego

Choose which airport to fly into in San Diego

Find deals for your return flight