Cheap Flights to Lahti | Popular Routes to Lahti from HK$3,711

View HK$3,711 flight on Sun, 10 May 2026Opens in a new window

Popular airlines to Lahti

  • Lufthansa

  • Finnair

  • KLM

  • British Airways

  • SAS

  • Air France

  • Turkish Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Lahti

Prices were available within the past 7 days and start at HK$3,711 for one-way flights and HK$4,634 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Juneyao Air
Sat, 14 Nov - Sun, 22 Nov
HKG
Hong Kong SAR
HEL
Helsinki
HK$4,634 Return, found 2 hours ago
HK$4,634
Return
found 2 hours ago
Select Juneyao Air flight, departing Sat, 14 Nov from Hong Kong SAR to Helsinki, returning Sun, 22 Nov, priced at HK$4,634 found 2 hours ago
Juneyao Air
Sun, 15 Nov - Tue, 24 Nov
HKG
Hong Kong SAR
HEL
Helsinki
HK$4,636 Return, found 3 days ago
HK$4,636
Return
found 3 days ago
Select Juneyao Air flight, departing Sun, 15 Nov from Hong Kong SAR to Helsinki, returning Tue, 24 Nov, priced at HK$4,636 found 3 days ago
Juneyao Air
Mon, 9 Nov - Mon, 16 Nov
HKG
Hong Kong SAR
HEL
Helsinki
HK$4,766 Return, found 2 days ago
HK$4,766
Return
found 2 days ago
Select Juneyao Air flight, departing Mon, 9 Nov from Hong Kong SAR to Helsinki, returning Mon, 16 Nov, priced at HK$4,766 found 2 days ago
Juneyao Air
Mon, 30 Mar - Mon, 6 Apr
HKG
Hong Kong SAR
HEL
Helsinki
HK$4,884 Return, found 12 hours ago
HK$4,884
Return
found 12 hours ago
Select Juneyao Air flight, departing Mon, 30 Mar from Hong Kong SAR to Helsinki, returning Mon, 6 Apr, priced at HK$4,884 found 12 hours ago
Juneyao Air
Sun, 25 Oct - Mon, 9 Nov
HKG
Hong Kong SAR
HEL
Helsinki
HK$4,886 Return, found 3 days ago
HK$4,886
Return
found 3 days ago
Select Juneyao Air flight, departing Sun, 25 Oct from Hong Kong SAR to Helsinki, returning Mon, 9 Nov, priced at HK$4,886 found 3 days ago
Juneyao Air
Mon, 2 Nov - Tue, 10 Nov
HKG
Hong Kong SAR
HEL
Helsinki
HK$4,888 Return, found 4 days ago
HK$4,888
Return
found 4 days ago
Select Juneyao Air flight, departing Mon, 2 Nov from Hong Kong SAR to Helsinki, returning Tue, 10 Nov, priced at HK$4,888 found 4 days ago
China Southern Airlines
Tue, 31 Mar - Sun, 12 Apr
HKG
Hong Kong SAR
HEL
Helsinki
HK$5,370 Return, found 2 hours ago
HK$5,370
Return
found 2 hours ago
Select China Southern Airlines flight, departing Tue, 31 Mar from Hong Kong SAR to Helsinki, returning Sun, 12 Apr, priced at HK$5,370 found 2 hours ago
Turkish Airlines
Thu, 24 Dec - Mon, 4 Jan
HKG
Hong Kong SAR
HEL
Helsinki
HK$6,366 Return, just found
HK$6,366
Return
just found
Select Turkish Airlines flight, departing Thu, 24 Dec from Hong Kong SAR to Helsinki, returning Mon, 4 Jan, priced at HK$6,366 just found
Lufthansa
Wed, 4 Nov - Wed, 18 Nov
HKG
Hong Kong SAR
HEL
Helsinki
HK$6,419 Return, found 1 hour ago
HK$6,419
Return
found 1 hour ago
Select Lufthansa flight, departing Wed, 4 Nov from Hong Kong SAR to Helsinki, returning Wed, 18 Nov, priced at HK$6,419 found 1 hour ago
Singapore Airlines
Mon, 4 May - Sat, 16 May
HKG
Hong Kong SAR
HEL
Helsinki
HK$6,440 Return, found 10 hours ago
HK$6,440
Return
found 10 hours ago
Select Singapore Airlines flight, departing Mon, 4 May from Hong Kong SAR to Helsinki, returning Sat, 16 May, priced at HK$6,440 found 10 hours ago

Trending flights to Lahti

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Juneyao Air
Sat, 14 Nov - Sun, 22 Nov
HKG
Hong Kong SAR
HEL
Helsinki
HK$4,634 Return, found 2 hours ago
HK$4,634
Return
found 2 hours ago
Select Juneyao Air flight, departing Sat, 14 Nov from Hong Kong SAR to Helsinki, returning Sun, 22 Nov, priced at HK$4,634 found 2 hours ago

Frequently asked questions

How do I find cheap flights to Lahti that have flexible change policies?
We get that travel schedules can change from one day to the next, so locking in a flexible airfare with Expedia is a sensible idea. Tick the "No change fee" box directly below the "Flexible change policies" filter. Your well-priced and flexible flight to Lahti is only a few clicks away.
How can I find cheap tickets to Lahti?
In the last seven days, HK$4,634 was the best price for a flight to Lahti. If you want to save even more, book ahead of time and be flexible with your dates. Search for your journey to Lahti, then see prices for nearby days by clicking on the "flexible dates" link above.
How much is a flight to Lahti?
One-way trips departing from Hong Kong SAR (HKG) sold for as low as HK$3,711 in the last seven days. During this time, the cost of a round-trip fare to Lahti ranged between HK$4,634 and HK$6,440. If you spot a bargain, book immediately — these fares don't hang about.
When is the cheapest time to fly to Lahti?
If you're not set on what day you jet off to Lahti, leave early on in the week. The most economical day to take off is normally Tuesday, followed by Monday. Saturday is typically the most expensive day, with many people choosing to take off on the weekend.
How much is a plane ticket to Lahti?
Flights to Lahti ranged from HK$4,634 to HK$6,440 in the last seven days. Generally, the earlier you book the bigger the bargain.
What is the best time to go to Lahti?
April, August and October are the most popular months to visit Heinola, one of Lahti's most interesting cities. Summertime here begins June 20. Temperatures range from 10ºC to 21ºC throughout the season, so plan your travels around then if you're into warmer weather.
What months are the cheapest to book a flight to Lahti?
February is an excellent month to snap up a fabulous deal to Lahti. Keep in mind that the costliest time to book a ticket in the States isn't the middle of summer, but in December.

Book with confidence

About Lahti

Expedia offers flights to Lahti to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Lahti or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Lahti

Explore a world of travel with Expedia

*Available to Expedia members.