$465+ Cheap flights from San Diego (SAN) to Helsinki (HEL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — HEL
Jun 20 — Jun 271
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Diego to Helsinki with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Diego to Helsinki
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to HelsinkiExplore the most affordable flight options available from San Diego to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
Explore the most affordable flight options available from San Diego to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:42 am
SAN
- HEL
1 stop15h 28m
American Airlines
Tue 12/112:30 pm
HEL
- SAN
1 stop15h 37m
American Airlines
Deal found 5/20![American Airlines logo]()
$775
This KLM deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:00 am
SAN
- HEL
2 stops22h 25m
Multiple Airlines
Tue 12/16:50 am
HEL
- SAN
1 stop15h 20m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$778
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:15 am
SAN
- HEL
2 stops24h 25m
Delta
Fri 10/237:00 am
HEL
- SAN
2 stops24h 41m
Delta
Deal found 5/20![Delta logo]()
$787
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:10 am
SAN
- HEL
2 stops18h 50m
United Airlines
Thu 11/1212:45 pm
HEL
- SAN
1 stop37h 00m
United Airlines
Deal found 5/17![United Airlines logo]()
$792
This Lufthansa deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:15 pm
SAN
- HEL
1 stop22h 20m
Lufthansa
Fri 10/236:55 am
HEL
- SAN
2 stops18h 30m
Lufthansa
Deal found 5/20![Lufthansa logo]()
$810
This British Airways deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/84:25 pm
SAN
- HEL
2 stops18h 45m
British Airways
Sat 11/1412:30 pm
HEL
- SAN
1 stop17h 48m
British Airways
Deal found 5/19![British Airways logo]()
$822
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:15 am
SAN
- HEL
2 stops24h 25m
Delta
Sat 10/247:00 am
HEL
- SAN
1 stop14h 50m
Delta
Deal found 5/20![Delta logo]()
$828
This American Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:48 am
SAN
- HEL
2 stops17h 07m
American Airlines
Sat 11/1412:30 pm
HEL
- SAN
2 stops19h 22m
American Airlines
Deal found 5/19![American Airlines logo]()
$829
This oojo deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/285:35 pm
SAN
- HEL
1 stop15h 15m
Lufthansa
Sun 1/1012:45 pm
HEL
- SAN
1 stop37h 00m
Lufthansa
Deal found 5/21![Lufthansa logo]()
$830
Best flights from San Diego to HelsinkiDiscover carefully curated flight deals from San Diego to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
Discover carefully curated flight deals from San Diego to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
This KLM deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:00 am
SAN
- HEL
2 stops22h 25m
Multiple Airlines
Tue 12/16:50 am
HEL
- SAN
1 stop15h 20m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$778
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:10 am
SAN
- HEL
2 stops18h 50m
United Airlines
Thu 11/1212:45 pm
HEL
- SAN
1 stop37h 00m
United Airlines
Deal found 5/17![United Airlines logo]()
$792
This British Airways deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 pm
SAN
- HEL
1 stop19h 05m
British Airways
Thu 11/1212:30 pm
HEL
- SAN
1 stop19h 28m
British Airways
Deal found 5/16![British Airways logo]()
$968
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:25 am
SAN
- HEL
2 stops23h 15m
Delta
Mon 8/171:55 pm
HEL
- SAN
1 stop31h 55m
Delta
Deal found 5/20![Delta logo]()
$976
This Iberia deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:23 pm
SAN
- HEL
1 stop14h 52m
Multiple Airlines
Wed 9/212:35 pm
HEL
- SAN
1 stop17h 19m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$866
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:25 am
SAN
- HEL
2 stops23h 15m
Delta
Mon 8/311:55 pm
HEL
- SAN
1 stop31h 55m
Delta
Deal found 5/16![Delta logo]()
$976
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:54 am
SAN
- HEL
2 stops19h 46m
Delta
Tue 8/257:00 am
HEL
- SAN
1 stop14h 50m
Delta
Deal found 5/19![Delta logo]()
$976
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:40 pm
SAN
- HEL
1 stop18h 00m
Delta
Tue 8/257:00 am
HEL
- SAN
1 stop14h 50m
Delta
Deal found 5/19![Delta logo]()
$976
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:25 am
SAN
- HEL
2 stops23h 15m
Delta
Mon 8/311:55 pm
HEL
- SAN
1 stop31h 55m
Delta
Deal found 5/18![Delta logo]()
$976
Last-minute flights from San Diego to HelsinkiDiscover last-minute flight deals from San Diego to Helsinki. Data last updated May 21, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Helsinki. Data last updated May 21, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/215:15 pm
SAN
- HEL
1 stop15h 40m
Lufthansa
Sun 5/246:00 am
HEL
- SAN
1 stop19h 25m
Lufthansa
Deal found 5/20![Lufthansa logo]()
$1,240
This Air Canada deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/218:10 am
SAN
- HEL
2 stops23h 00m
Air Canada
Sun 5/246:45 am
HEL
- SAN
2 stops24h 10m
Air Canada
Deal found 5/18![Air Canada logo]()
$1,253
This Justfly.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:15 pm
SAN
- HEL
1 stop15h 40m
Lufthansa
Thu 5/286:00 am
HEL
- SAN
1 stop19h 25m
Lufthansa
Deal found 5/20![Lufthansa logo]()
$1,180
This Air France deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/221:37 pm
SAN
- HEL
2 stops18h 03m
Multiple Airlines
Thu 5/287:00 am
HEL
- SAN
1 stop14h 50m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$1,187
This Travelocity deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:15 pm
SAN
- HEL
1 stop15h 40m
Lufthansa
Fri 5/296:55 am
HEL
- SAN
2 stops22h 56m
Lufthansa
Deal found 5/20![Lufthansa logo]()
$1,190
This KLM deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/221:37 pm
SAN
- HEL
2 stops18h 03m
KLM
Thu 5/287:00 am
HEL
- SAN
2 stops21h 01m
KLM
Deal found 5/20![KLM logo]()
$1,196
This KAYAK deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/52:14 pm
SAN
- HEL
2 stops22h 16m
Icelandair
Mon 6/1511:30 pm
HEL
- SAN
2 stops34h 02m
Icelandair
Deal found 5/20![Icelandair logo]()
$1,236
This oojo deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:23 pm
SAN
- HEL
2 stops34h 37m
Icelandair
Mon 6/2211:30 pm
HEL
- SAN
2 stops30h 48m
Icelandair
Deal found 5/17![Icelandair logo]()
$1,234
One-way flights from San Diego to HelsinkiSearch for one-way flight options from San Diego to Helsinki. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
Search for one-way flight options from San Diego to Helsinki. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:29 pm
SAN
- HEL
3 stops55h 31m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$465
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:15 pm
SAN
- HEL
1 stop15h 40m
United Airlines
Deal found 5/20![United Airlines logo]()
$467
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:00 am
SAN
- HEL
2 stops20h 05m
Delta
Deal found 5/19![Delta logo]()
$472
This KLM deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/91:58 pm
SAN
- HEL
2 stops17h 42m
KLM
Deal found 5/18![KLM logo]()
$473
This Air Canada deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:15 am
SAN
- HEL
2 stops30h 15m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$480
This American Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/241:07 pm
SAN
- HEL
1 stop15h 08m
American Airlines
Deal found 5/18![American Airlines logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/39:06 pm
SAN
- HEL
3 stops58h 29m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$533
This Travelocity deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:40 am
SAN
- HEL
2 stops19h 25m
Lufthansa
Deal found 5/20![Lufthansa logo]()
$541
This KLM deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:20 am
SAN
- HEL
2 stops19h 45m
KLM
Deal found 5/20![KLM logo]()
$542
This KAYAK deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:15 pm
SAN
- HEL
1 stop22h 20m
Lufthansa
Deal found 5/18![Lufthansa logo]()
$616
Find flight deals from San Diego to Helsinki
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Helsinki (HEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $775 (American Airlines) |
One-way from | $465 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $1,066 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated May 21, 2026.
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
Cheapest round-trip
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Sun 11/1
8:00 am-4:25 pm
2 stops22h 25m
Helsinki-Vantaa
Tue 12/1
6:50 am-12:10 pm
1 stop15h 20m
$778
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Mon 11/9
7:10 am-12:00 pm
2 stops18h 50m
Helsinki-Vantaa
Thu 11/12
12:45 pm-3:45 pm
1 stop37h 00m
$792
Quickest round-trip
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Tue 8/18
1:23 pm-2:15 pm
1 stop14h 52m
Helsinki-Vantaa
Wed 9/2
12:35 pm-7:54 pm
1 stop17h 19m
$866
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Mon 11/9
6:00 pm-11:05 pm
1 stop19h 05m
Helsinki-Vantaa
Thu 11/12
12:30 pm-9:58 pm
1 stop19h 28m
$968
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Wed 8/12
7:25 am-4:40 pm
2 stops23h 15m
Helsinki-Vantaa
Mon 8/17
1:55 pm-11:50 am
1 stop31h 55m
$976
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Tue 8/4
7:25 am-4:40 pm
2 stops23h 15m
Helsinki-Vantaa
Mon 8/31
1:55 pm-11:50 am
1 stop31h 55m
$976
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Mon 8/3
10:54 am-4:40 pm
2 stops19h 46m
Helsinki-Vantaa
Tue 8/25
7:00 am-11:50 am
1 stop14h 50m
$976
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Tue 8/4
1:40 pm-5:40 pm
1 stop18h 00m
Helsinki-Vantaa
Tue 8/25
7:00 am-11:50 am
1 stop14h 50m
$976
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Wed 8/12
7:25 am-4:40 pm
2 stops23h 15m
Helsinki-Vantaa
Mon 8/31
1:55 pm-11:50 am
1 stop31h 55m
$976
Cheapest one-way
San DiegoHelsinki
SAN - HEL
SANHEL
San Diego
Fri 7/24
8:29 pm-2:00 pm
3 stops55h 31m
$465
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from San Diego to Helsinki
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Helsinki in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Helsinki flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Helsinki flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Helsinki flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to Helsinki
Have a flexible travel schedule? Discover the best time to fly to Helsinki from San Diego with our price prediction graph.
SAN-HEL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Helsinki
What is the cheapest month to book a flight from San Diego to Helsinki?
Currently, October is the cheapest month in which you can book a flight from San Diego to Helsinki (average of $514). Flying from San Diego to Helsinki in June is currently the most expensive (average of $1,258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from San Diego to Helsinki?
Reviews of airlines servicing Helsinki
Get insights into the airlines that provide service to Helsinki. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helsinki. Reviews last updated May 21, 2026.
Get a feel of what it's like to fly with Finnair,American Airlines, andLufthansa from San Diego to Helsinki by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Overall
7.7
Entertainment
6.9
Comfort
7.5
Food
6.7
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Boarding
7.7
Overall
7.7
Entertainment
6.9
Comfort
7.5
Food
6.7
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Boarding
7.7
Overall
7.7
Entertainment
6.9
Comfort
7.5
Food
6.7
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Boarding
7.7
Overall
7.7
Entertainment
6.9
Comfort
7.5
Food
6.7
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Boarding
7.7
Overall
7.7
Entertainment
6.9
Comfort
7.5
Food
6.7
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Related info for your journey
Find useful and relevant information for your journey from San Diego to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Helsinki?
Book flights to Helsinki if you plan to visit one of these locationsVantaa
Lahti
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Helsinki flight routes
Other flight options
Other flights from San Diego
Popular flights
Alternative routes for San Diego to Helsinki
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Helsinki by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Helsinki by cabin class
Find flights from San Diego to Helsinki, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Helsinki
Explore flights to Helsinki departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 21, 2026.
San Diego and Helsinki flights
Browse other San Diego and Helsinki flight options. Last updated on May 21, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on May 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from San Diego to Helsinki
Discover the top 4 airlines that operate flights from San Diego to Helsinki. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$431 | Average$563 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$473 | Average$561 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$482 | Average$813 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$527 | Average$791 | FlexibilityNo cancel fee | On-time70% |