$429 Cheap Flights from Helsinki (HEL) to Bangkok (BKK)

View $429 flight on Fri, Nov 28, 2025Opens in a new window

Popular airlines from Helsinki-Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK)

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Cheap Flights from Helsinki to Bangkok (HEL-BKK)

Prices were available within the past 7 days and start at $429 for one-way flights and $689 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, Sep 17 - Wed, Oct 1
HEL
Helsinki
BKK
Bangkok
$689 Roundtrip, found 2 days ago
$689
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Sep 17 from Helsinki to Bangkok, returning Wed, Oct 1, priced at $689 found 2 days ago
Lufthansa
Wed, Sep 17 - Wed, Oct 1
HEL
Helsinki
BKK
Bangkok
$709 Roundtrip, found 2 days ago
$709
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Sep 17 from Helsinki to Bangkok, returning Wed, Oct 1, priced at $709 found 2 days ago
Austrian Airlines
Wed, Sep 17 - Wed, Oct 1
HEL
Helsinki
BKK
Bangkok
$714 Roundtrip, found 2 days ago
$714
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Wed, Sep 17 from Helsinki to Bangkok, returning Wed, Oct 1, priced at $714 found 2 days ago
Austrian Airlines
Wed, Sep 17 - Wed, Oct 1
HEL
Helsinki
BKK
Bangkok
$734 Roundtrip, found 2 days ago
$734
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Wed, Sep 17 from Helsinki to Bangkok, returning Wed, Oct 1, priced at $734 found 2 days ago
Turkish Airlines
Mon, Dec 1 - Mon, Dec 15
HEL
Helsinki
BKK
Bangkok
$750 Roundtrip, found 2 days ago
$750
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Mon, Dec 1 from Helsinki to Bangkok, returning Mon, Dec 15, priced at $750 found 2 days ago
Oman Air
Wed, Sep 24 - Thu, Oct 9
HEL
Helsinki
BKK
Bangkok
$810 Roundtrip, found 4 days ago
$810
Roundtrip
found 4 days ago
Select Oman Air flight, departing Wed, Sep 24 from Helsinki to Bangkok, returning Thu, Oct 9, priced at $810 found 4 days ago
Air France
Wed, Nov 12 - Tue, Nov 25
HEL
Helsinki
BKK
Bangkok
$897 Roundtrip, found 2 days ago
$897
Roundtrip
found 2 days ago
Select Air France flight, departing Wed, Nov 12 from Helsinki to Bangkok, returning Tue, Nov 25, priced at $897 found 2 days ago
KLM
Tue, Oct 7 - Mon, Oct 20
HEL
Helsinki
BKK
Bangkok
$948 Roundtrip, found 1 day ago
$948
Roundtrip
found 1 day ago
Select KLM flight, departing Tue, Oct 7 from Helsinki to Bangkok, returning Mon, Oct 20, priced at $948 found 1 day ago
Etihad Airways
Thu, Aug 21 - Thu, Sep 4
HEL
Helsinki
BKK
Bangkok
$999 Roundtrip, found 5 days ago
$999
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Thu, Aug 21 from Helsinki to Bangkok, returning Thu, Sep 4, priced at $999 found 5 days ago
Scandinavian Airlines
Fri, Dec 5 - Sat, Dec 27
HEL
Helsinki
BKK
Bangkok
$1,048 Roundtrip, just found
$1,048
Roundtrip
just found
Select Scandinavian Airlines flight, departing Fri, Dec 5 from Helsinki to Bangkok, returning Sat, Dec 27, priced at $1,048 just found

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Suvarnabhumi Intl. BKK. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $1,117
BKK
Suvarnabhumi Intl.
Cheapest
Average driving time to city center23 min
Flights from $1,117
Flights from Helsinki (HEL) to Bangkok (BKK)
Origin airport
Vantaa
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air Baltic, Air France, Austrian Airlines, Cathay Pacific, Etihad Airways, Finnair, Japan Airlines, KLM, Lufthansa, Qatar Airways, Scandinavian Airlines, Turkish Airlines, Vietnam Airlines
Roundtrip price
$689
Distance
4912 mi
Average flight time
10 hours 25 mins

Helsinki to Bangkok Flights

The cheapest times to fly from Helsinki to Bangkok

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Helsinki to Bangkok are during the month of September. You can find some of the cheapest flights from Helsinki to Bangkok with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Helsinki to Bangkok

Sunday is one of the best days to book for cheap flights from Helsinki to Bangkok: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Helsinki to Bangkok

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Helsinki to Bangkok in 2025. You can also book with separate airlines for your outbound and return journeys, from $429 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Helsinki to Bangkok flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Helsinki to Bangkok airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK) cost?
You can score cheap return fares from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK) starting at $1093. Book a seat and take off on your trip. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Finnair flight leaving HEL on July 5 2025 and touching down at BKK. The price was last updated on July 1 2025 and has not changed since.
What is the cheapest month to fly from HEL to BKK?
The cheapest flights from HEL to BKK are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK)?
When jetting out of Vantaa Airport (HEL), you can board a direct flight to Suvarnabhumi Intl. Airport (BKK) with Finnair.
What is the cheapest airline that flies from HEL to BKK?
At the moment, the cheapest carrier offering one-way flights from HEL to BKK is Finnair. You can jet off on this route from $794. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from HEL on August 19 2025. Prices were last updated on July 1 2025 and have not changed since.
How many flights per day from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK)?
When flying out of Vantaa Airport (HEL), you can take your pick from an average of 2 daily nonstop flights to Suvarnabhumi Intl. Airport (BKK).
What are the most popular departure times for flights from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK)?
The 8 PM departures from HEL to BKK are the top choice for many travelers. Greater demand means you'll likely pay more for these departures. If you want to save on your trip, choose a less crowded time to fly.
What day of the week has the most flights from HEL to BKK?
Wednesday offers the most flights from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK). Consider leaving on this day and you'll have a greater chance of finding a schedule that works for you.
What is the earliest flight from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK)?
The earliest flight departing from Vantaa Airport (HEL) is at around 1:50PM UTC+2. Hop on this flight and you'll land at Suvarnabhumi Intl. Airport (BKK) at approximately 6:05AM UTC+7. The total flight duration is 11h 15m.
How long does it take to fly from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK)?
Flights from HEL to BKK have an average travel time of 11 hours and 22 minutes. The total distance between these two airports is 4,900 mi.
What airline has the least delays from HEL to BKK?
Consider traveling with Finnair if you'd like to fly straight from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK) without any interruptions. This carrier has the best track record for punctuality, with an on-time score of 93%. Want to be updated if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK)?
To touch down at Suvarnabhumi Intl. Airport (BKK) without delays, select a flight that leaves from Vantaa Airport (HEL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Bangkok from Vantaa Airport (HEL)?
Suvarnabhumi Intl. Airport (BKK) is the only airport in Bangkok with direct flights from Vantaa Airport (HEL). Consider the options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK) last-minute?
Last-minute bookings from HEL to BKK are generally more expensive. To secure the best rates, start searching for flights well ahead of time. That being said, if you can play around with your travel dates, it's possible to score a cheap fare right before your journey.
Is it cheaper to book a HEL to BKK flight and hotel package?
Opting for a HEL to BKK flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to Suvarnabhumi Intl. Airport (BKK)?
If you booked your HEL to BKK flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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