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Cheap flights from San Diego to Helsinki from $473

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Helsinki departing on 10/5. 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 (SAN-HEL)

Cheap round-trip flights

American Airlines Logo
4:42 pm - 10:45 amSAN-HEL
32h 03m1 stop
American Airlines Logo
12:35 pm - 9:56 amHEL-SAN
31h 21m1 stop
$473American Airlines
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Sun, Oct 5 - Tue, Oct 21
American Airlines Logo
7:13 am - 11:05 amSAN-HEL
17h 52m1 stop
American Airlines Logo
12:35 pm - 8:00 pmHEL-SAN
17h 25m2 stops
$487American Airlines
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Sun, Oct 5 - Tue, Oct 21
Scandinavian Airlines Logo
7:29 am - 3:25 pmSAN-HEL
21h 56m2 stops
Scandinavian Airlines Logo
11:15 am - 11:06 pmHEL-SAN
21h 51m2 stops
$519Scandinavian Airlines
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Sun, Oct 5 - Tue, Oct 21
Lufthansa Logo
5:35 pm - 6:50 pmSAN-HEL
15h 15m1 stop
Lufthansa Logo
7:35 pm - 3:45 pmHEL-SAN
30h 10m1 stop
$523Lufthansa
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Tue, Nov 4 - Mon, Nov 10
Lufthansa Logo
2:16 pm - 6:50 pmSAN-HEL
18h 34m2 stops
Lufthansa Logo
7:35 pm - 3:45 pmHEL-SAN
30h 10m1 stop
$527Lufthansa
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Tue, Nov 4 - Mon, Nov 10
Air Canada Logo
12:25 pm - 6:50 pmSAN-HEL
44h 25m2 stops
Air Canada Logo
12:45 pm - 12:03 pmHEL-SAN
57h 18m2 stops
$529Air Canada
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Tue, Nov 4 - Mon, Nov 10
British Airways Logo
6:00 pm - 11:15 pmSAN-HEL
19h 15m2 stops
British Airways Logo
12:30 pm - 8:20 pmHEL-SAN
17h 50m1 stop
$531British Airways
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Fri, Nov 7 - Tue, Nov 18
British Airways Logo
6:00 pm - 11:15 pmSAN-HEL
19h 15m2 stops
British Airways Logo
12:30 pm - 6:05 pmHEL-SAN
15h 35m1 stop
$535British Airways
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Fri, Nov 7 - Tue, Nov 18
Scandinavian Airlines Logo
3:59 pm - 1:35 amSAN-HEL
23h 36m2 stops
Scandinavian Airlines Logo
11:20 am - 10:54 pmHEL-SAN
21h 34m2 stops
$554Scandinavian Airlines
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Fri, Nov 7 - Tue, Nov 18
Finnair Logo
7:50 pm - 3:15 pmSAN-HEL
33h 25m1 stop
Finnair Logo
12:35 pm - 6:04 pmHEL-SAN
15h 29m1 stop
$1,531Finnair
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Mon, Sep 15 - Wed, Oct 15

Lufthansa flights from San Diego to Helsinki

Our best Lufthansa deals on San Diego to Helsinki flight tickets
Lufthansa
Nov 4
SAN5:35 pmSan Diego
15h 15m
1 stop
HEL6:50 pmHelsinki-Vantaa
Nov 10
HEL7:35 pmHelsinki-Vantaa
30h 10m
1 stop
SAN3:45 pmSan Diego
$523
Find similar
Lufthansa
Nov 4
SAN2:16 pmSan Diego
18h 34m
2 stops
HEL6:50 pmHelsinki-Vantaa
Nov 10
HEL7:35 pmHelsinki-Vantaa
30h 10m
1 stop
SAN3:45 pmSan Diego
$527
Find similar
Lufthansa
Sep 4
SAN10:54 amSan Diego
22h 01m
2 stops
HEL6:55 pmHelsinki-Vantaa
Sep 12
HEL6:00 amHelsinki-Vantaa
19h 25m
1 stop
SAN3:25 pmSan Diego
$852
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British Airways flights from San Diego to Helsinki

Our best British Airways deals on San Diego to Helsinki flight tickets
British Airways
Nov 7
SAN6:00 pmSan Diego
19h 15m
2 stops
HEL11:15 pmHelsinki-Vantaa
Nov 18
HEL12:30 pmHelsinki-Vantaa
17h 50m
1 stop
SAN8:20 pmSan Diego
$531
Find similar
British Airways
Nov 7
SAN6:00 pmSan Diego
19h 15m
2 stops
HEL11:15 pmHelsinki-Vantaa
Nov 18
HEL12:30 pmHelsinki-Vantaa
15h 35m
1 stop
SAN6:05 pmSan Diego
$535
Find similar
British Airways
Sep 15
SAN7:50 pmSan Diego
17h 10m
1 stop
HEL11:00 pmHelsinki-Vantaa
Oct 15
HEL8:00 amHelsinki-Vantaa
21h 23m
2 stops
SAN7:23 pmSan Diego
$1,398
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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 August 18, 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

Sun 10/5

4:42 pm-10:45 am

1 stop32h 03m

Helsinki-Vantaa

Tue 10/21

12:35 pm-9:56 am

1 stop31h 21m

$473

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Sun 10/5

7:13 am-11:05 am

1 stop17h 52m

Helsinki-Vantaa

Tue 10/21

12:35 pm-8:00 pm

2 stops17h 25m

$487

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Sun 10/5

7:29 am-3:25 pm

2 stops21h 56m

Helsinki-Vantaa

Tue 10/21

11:15 am-11:06 pm

2 stops21h 51m

$519

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 11/4

5:35 pm-6:50 pm

1 stop15h 15m

Helsinki-Vantaa

Mon 11/10

7:35 pm-3:45 pm

1 stop30h 10m

$523

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 11/4

2:16 pm-6:50 pm

2 stops18h 34m

Helsinki-Vantaa

Mon 11/10

7:35 pm-3:45 pm

1 stop30h 10m

$527

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Tue 11/4

12:25 pm-6:50 pm

2 stops44h 25m

Helsinki-Vantaa

Mon 11/10

12:45 pm-12:03 pm

2 stops57h 18m

$529

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Fri 11/7

6:00 pm-11:15 pm

2 stops19h 15m

Helsinki-Vantaa

Tue 11/18

12:30 pm-8:20 pm

1 stop17h 50m

$531

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Fri 11/7

6:00 pm-11:15 pm

2 stops19h 15m

Helsinki-Vantaa

Tue 11/18

12:30 pm-6:05 pm

1 stop15h 35m

$535

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Fri 11/7

3:59 pm-1:35 am

2 stops23h 36m

Helsinki-Vantaa

Tue 11/18

11:20 am-10:54 pm

2 stops21h 34m

$554

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

Mon 9/15

7:50 pm-3:15 pm

1 stop33h 25m

Helsinki-Vantaa

Wed 10/15

12:35 pm-6:04 pm

1 stop15h 29m

$1,531

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 January is, on average, the cheapest month to fly to Helsinki from San Diego, with most prices found around $527. If you aren’t able to travel during the month of January, then book flights to Helsinki from San Diego during October instead. Flights to Helsinki in October, while not as cheap as those in January, still average around $580.

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 25% 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

Best Price Found

$473

Fastest flight time

13h 57m

Direct flights

None

Airports in Helsinki

1 airport
The best flight deal from San Diego to Helsinki found on momondo in the last 72 hours is $473
The fastest flight from San Diego to Helsinki takes 13h 57m
There are no direct flights from San Diego to Helsinki. Popular non-direct route for this connection is San Diego Airport - Helsinki-Vantaa Airport.
There is 1 airport near Helsinki: Helsinki-Vantaa (HEL)
Search flight deals

  • 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 57m.

  • 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
FinnairPriceFrom $490Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
British AirwaysPriceFrom $527Free CancellationRating
6.6
7,277 reviews
Search British Airways flights
LufthansaPriceFrom $576Free CancellationRating
6.8
7,330 reviews
Search Lufthansa flights
DeltaPriceFrom $663Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $668Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Helsinki?

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

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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