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Cheap flights from San Diego to Helsinki from $360

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Helsinki departing on 12/16. 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 San Diego to Helsinki

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:35 pm - 6:50 pmSAN-HEL
15h 15m1 stop
Lufthansa Logo
1:55 pm - 3:45 pmHEL-SAN
35h 50m2 stops
$465Lufthansa
Find Deal
Tue, Dec 9 - Wed, Dec 24
United Airlines Logo
5:35 pm - 6:50 pmSAN-HEL
15h 15m1 stop
United Airlines Logo
1:55 pm - 9:44 amHEL-SAN
29h 49m2 stops
$490United Airlines
Find Deal
Tue, Dec 2 - Wed, Dec 17
United Airlines Logo
5:35 pm - 6:50 pmSAN-HEL
15h 15m1 stop
United Airlines Logo
12:45 pm - 3:45 pmHEL-SAN
37h 00m1 stop
$491United Airlines
Find Deal
Tue, Dec 9 - Wed, Dec 24
United Airlines Logo
5:35 pm - 6:50 pmSAN-HEL
15h 15m1 stop
United Airlines Logo
12:45 pm - 10:43 amHEL-SAN
31h 58m2 stops
$492United Airlines
Find Deal
Tue, Dec 9 - Wed, Dec 24
Delta Logo
10:15 pm - 4:25 pmSAN-HEL
32h 10m2 stops
Delta Logo
7:00 am - 9:38 pmHEL-SAN
24h 38m2 stops
$496Delta
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Mon, Dec 8 - Thu, Dec 25
Multiple Airlines Logo
12:15 pm - 6:50 pmSAN-HEL
44h 35m2 stops
Multiple Airlines Logo
12:45 pm - 3:45 pmHEL-SAN
37h 00m1 stop
$498Multiple Airlines
Find Deal
Tue, Dec 9 - Wed, Dec 24
Delta Logo
6:35 am - 4:25 pmSAN-HEL
23h 50m2 stops
Delta Logo
6:30 am - 3:23 pmHEL-SAN
42h 53m2 stops
$502Delta
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Sun, Nov 30 - Tue, Dec 16
Multiple Airlines Logo
6:10 pm - 4:30 pmSAN-HEL
36h 20m2 stops
Multiple Airlines Logo
12:45 pm - 3:45 pmHEL-SAN
37h 00m1 stop
$505Multiple Airlines
Find Deal
Tue, Dec 2 - Mon, Dec 15
Scandinavian Airlines Logo
9:59 am - 1:35 amSAN-HEL
29h 36m2 stops
Scandinavian Airlines Logo
6:15 am - 11:54 pmHEL-SAN
27h 39m2 stops
$511Scandinavian Airlines
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Fri, Dec 5 - Fri, Dec 12
Scandinavian Airlines Logo
9:59 am - 3:25 pmSAN-HEL
43h 26m2 stops
Scandinavian Airlines Logo
4:05 pm - 10:54 pmHEL-SAN
40h 49m2 stops
$545Scandinavian Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14

Lufthansa flights from San Diego to Helsinki

Our best Lufthansa deals on San Diego to Helsinki flight tickets
Lufthansa
Dec 9
SAN5:35 pmSan Diego
15h 15m
1 stop
HEL6:50 pmHelsinki-Vantaa
Dec 24
HEL1:55 pmHelsinki-Vantaa
35h 50m
2 stops
SAN3:45 pmSan Diego
$465
Find similar
Lufthansa
Dec 2
SAN11:02 amSan Diego
21h 48m
2 stops
HEL6:50 pmHelsinki-Vantaa
Dec 15
HEL7:35 pmHelsinki-Vantaa
30h 10m
1 stop
SAN3:45 pmSan Diego
$506
Find similar
Lufthansa
Nov 7
SAN5:35 pmSan Diego
15h 15m
1 stop
HEL6:50 pmHelsinki-Vantaa
Nov 18
HEL12:45 pmHelsinki-Vantaa
19h 35m
2 stops
SAN10:20 pmSan Diego
$509
Find similar

United Airlines flights from San Diego to Helsinki

Our best United Airlines deals on San Diego to Helsinki flight tickets
United Airlines
Dec 2
SAN5:35 pmSan Diego
15h 15m
1 stop
HEL6:50 pmHelsinki-Vantaa
Dec 17
HEL1:55 pmHelsinki-Vantaa
29h 49m
2 stops
SAN9:44 amSan Diego
$490
Find similar
United Airlines
Dec 9
SAN5:35 pmSan Diego
15h 15m
1 stop
HEL6:50 pmHelsinki-Vantaa
Dec 24
HEL12:45 pmHelsinki-Vantaa
37h 00m
1 stop
SAN3:45 pmSan Diego
$491
Find similar
United Airlines
Dec 9
SAN5:35 pmSan Diego
15h 15m
1 stop
HEL6:50 pmHelsinki-Vantaa
Dec 24
HEL12:45 pmHelsinki-Vantaa
31h 58m
2 stops
SAN10:43 amSan Diego
$492
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Helsinki 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 October 6, 2025.
Use the filters below to find and compare flights from San Diego to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 12/9

5:35 pm-6:50 pm

1 stop15h 15m

Helsinki-Vantaa

Wed 12/24

1:55 pm-3:45 pm

2 stops35h 50m

$465

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 12/2

5:35 pm-6:50 pm

1 stop15h 15m

Helsinki-Vantaa

Wed 12/17

1:55 pm-9:44 am

2 stops29h 49m

$490

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 12/9

5:35 pm-6:50 pm

1 stop15h 15m

Helsinki-Vantaa

Wed 12/24

12:45 pm-3:45 pm

1 stop37h 00m

$491

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 12/9

5:35 pm-6:50 pm

1 stop15h 15m

Helsinki-Vantaa

Wed 12/24

12:45 pm-10:43 am

2 stops31h 58m

$492

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Mon 12/8

10:15 pm-4:25 pm

2 stops32h 10m

Helsinki-Vantaa

Thu 12/25

7:00 am-9:38 pm

2 stops24h 38m

$496

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 12/9

12:15 pm-6:50 pm

2 stops44h 35m

Helsinki-Vantaa

Wed 12/24

12:45 pm-3:45 pm

1 stop37h 00m

$498

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Sun 11/30

6:35 am-4:25 pm

2 stops23h 50m

Helsinki-Vantaa

Tue 12/16

6:30 am-3:23 pm

2 stops42h 53m

$502

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 12/2

6:10 pm-4:30 pm

2 stops36h 20m

Helsinki-Vantaa

Mon 12/15

12:45 pm-3:45 pm

1 stop37h 00m

$505

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Fri 12/5

9:59 am-1:35 am

2 stops29h 36m

Helsinki-Vantaa

Fri 12/12

6:15 am-11:54 pm

2 stops27h 39m

$511

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Sat 12/6

9:59 am-3:25 pm

2 stops43h 26m

Helsinki-Vantaa

Sun 12/14

4:05 pm-10:54 pm

2 stops40h 49m

$545

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Helsinki from

How to get the cheapest flight ticket from San Diego to Helsinki

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 typical price of a round-trip flight between San Diego and Helsinki?

What is the cheapest month to fly to Helsinki?

The month of October is, on average, the cheapest month to fly to Helsinki from San Diego, with most prices found around $511. If you aren’t able to travel during the month of October, then book flights to Helsinki from San Diego during January instead. Flights to Helsinki in January, while not as cheap as those in October, still average around $529.

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Thursday when prices can be found for as low as $911. This is often the case because there is less demand to fly during this day of the week. Flights from San Diego to Helsinki on a Friday will generally be more expensive and average around $1,491. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is in the afternoon. momondo users have found flights departing from San Diego to Helsinki in the afternoon for as low as $960. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Helsinki, so prices are often more expensive at around $1,191 per ticket.

Can stopping save me money on San Diego to Helsinki flights?

You could potentially save up to 29% on your flight if you consider stops on a San Diego to Helsinki flight.

When to book flights from San Diego to Helsinki

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

Cheap San Diego to Helsinki (SAN to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Helsinki

Direct flights

None
There are no direct flights from San Diego to Helsinki. There are no popular flight routes from San Diego to Helsinki.
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  • How far is San Diego to Helsinki-Vantaa by plane?

    The straight-line distance from San Diego to Helsinki-Vantaa is 5664.2 mi. By plane, this route typically takes 13h 49m.

  • When did momondo last update prices for flights from San Diego Airport to Helsinki-Vantaa Airport?

    Prices for flights from San Diego Airport to Helsinki-Vantaa Airport are updated daily.

  • How many operators does momondo search for flights from San Diego Airport to Helsinki-Vantaa Airport?

  • How old do you have to be to fly from San Diego Airport to Helsinki-Vantaa 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 San Diego Airport to Helsinki-Vantaa Airport.

  • What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

    The required travel and health documents for your Helsinki-Vantaa 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 Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Diego to Helsinki?

Best airlines flying from San Diego to Helsinki

Compare and see reviews for airlines that fly from San Diego to Helsinki with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $473Free CancellationRating
6.8
7,455 reviews
Search Lufthansa flights
American AirlinesPriceFrom $481Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
FinnairPriceFrom $490Free CancellationRating
7.6
1,332 reviews
Search Finnair flights
Scandinavian AirlinesPriceFrom $509Free CancellationRating
7.4
1,529 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $527Free CancellationRating
6.7
7,430 reviews
Search British Airways flights
DeltaPriceFrom $560Free CancellationRating
7.9
7,966 reviews
Search Delta flights

Traveling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Espoo
Lahti
Kotka

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Helsinki?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Helsinki. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to Helsinki with flexible booking policies on momondo?

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

How can momondo help me find flights from San Diego to Helsinki?

Once you have performed a search for San Diego to Helsinki flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for San Diego to Helsinki 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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