How long is the flight from Thailand to Reykjavik Keflavik Intl Airport?

Departing from Thailand to Reykjavik Keflavik Intl Airport will take you 29h 15m. The distance from Thailand to Reykjavik Keflavik Intl Airport is about 10137 km.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 11.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

What are the most popular routes from Thailand to Reykjavik Keflavik Intl Airport?

The most popular route from Thailand to Reykjavik Keflavik Intl Airport is Bangkok Suvarnabhumi - Reykjavik Keflavik Intl. You may also consider Bangkok Don Mueang Intl - Reykjavik Keflavik Intl or Chiang Mai - Reykjavik Keflavik Intl.

What is the cheapest time of day to fly from TH to KEF?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Thailand to Reykjavik Keflavik Intl Airport as you normally would.

Can I find deals for flights from Thailand to Keflavik Intl that include hotel bookings?

Yes. In addition to deals on Thailand to Keflavik Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Thailand to Keflavik Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Keflavik Intl.

Can I find deals for business class flights from Thailand to Keflavik Intl?

Yes. Cheapflights offers flight deals from Thailand to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

฿10,599+ Cheap Flights from Thailand to Reykjavik Keflavik Intl Airport

Cheap flight deals from Thailand to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Thailand to Keflavik Intl
Explore the most affordable flight options available from Thailand to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Tue 10/1105:40 -

1 stop40h 40m

Wed 18/1110:20 -

2 stops41h 25m

Deal found 17/10฿24,664

Sun 15/1114:40 -

2 stops33h 00m

Sun 22/1119:30 -

2 stops33h 50m

Deal found 16/10฿27,464

Thu 19/1114:00 -

2 stops31h 25m

Thu 3/1215:10 -

1 stop16h 40m

Deal found 17/10฿28,230

Thu 19/1114:40 -

2 stops31h 45m

Thu 3/1215:20 -

2 stops25h 20m

Deal found 15/10฿28,797

Thu 12/1112:35 -

1 stop29h 15m

Tue 17/1113:55 -

1 stop34h 10m

Deal found 18/10฿29,297

Sun 15/1112:35 -

1 stop29h 15m

Sun 22/1111:35 -

1 stop16h 05m

Deal found 16/10฿30,230

Wed 11/1119:30 -

2 stops22h 45m

Mon 16/1100:55 -

2 stops26h 30m

Deal found 18/10฿30,264

Wed 11/1115:15 -

2 stops27h 00m

Wed 18/1107:25 -

2 stops26h 05m

Deal found 17/10฿30,463

Find flight deals from Thailand to Keflavik Intl

Round-trip from	฿24,664
One-way from	฿10,599

10/11-18/11
3 total stops
82h 05m total
Thailand to Reykjavik

Search Deals

17/11-31/12
2 total stops
45h 25m total
Thailand to Reykjavik

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Thailand to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Mon 1/2

06:50-07:50

3 stops32h 00m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿14,265

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Mon 15/2

06:50-07:50

3 stops32h 00m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿15,032

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Sat 21/11

19:55-19:10

2 stops30h 15m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿15,332

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Fri 20/11

12:35-10:50

1 stop29h 15m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿17,332

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Tue 30/3

01:30-11:15

2 stops40h 45m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿18,898

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Thu 19/11

12:35-10:50

1 stop29h 15m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿21,031

Fastest return journey

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Tue 30/3

01:15-18:30

2 stops24h 15m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿22,998

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Wed 31/3

12:15-18:45

1 stop37h 30m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿27,297

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Sun 15/11

14:40-16:40

2 stops33h 00m

Reykjavik Keflavik Intl

Sun 22/11

19:30-12:20

2 stops33h 50m

฿27,464

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Mon 1/2

14:40-14:10

2 stops30h 30m

Reykjavik Keflavik Intl

Mon 15/2

07:45-23:40

2 stops32h 55m

฿28,230

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 16 resultsSorted by cheapest first

Best time to book a flight from Thailand to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Thailand with our price prediction graph.

BKK-KEF

Estimated return 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 Thailand to Reykjavik Keflavik Intl Airport

TH0-KEF

BKK-KEF

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Keflavik Intl

See what other customers who have flown with Finnair from Thailand to Reykjavik Keflavik Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Finnair

7.6

Good

1,419 reviews

Check prices

Reviews

1 / 20

6.0

Good

Gurinder,Aug 2026

BKK - HEL

The flight from Helsinki to Toronto was very cramped. No leg space and no room to even walk. Very bad experience

Finnair

7.6

Good

1,419 reviews

Finnair

7.6

Good

1,419 reviews

Check prices

Reviews

1 / 20

6.0

Good

Gurinder,Aug 2026

BKK - HEL

The flight from Helsinki to Toronto was very cramped. No leg space and no room to even walk. Very bad experience

Related info for your journey

How long is the flight from Thailand to Reykjavik Keflavik Intl Airport?
Departing from Thailand to Reykjavik Keflavik Intl Airport will take you 29h 15m. The distance from Thailand to Reykjavik Keflavik Intl Airport is about 10137 km.
What are the most popular routes from Thailand to Reykjavik Keflavik Intl Airport?
The most popular route from Thailand to Reykjavik Keflavik Intl Airport is Bangkok Suvarnabhumi - Reykjavik Keflavik Intl. You may also consider Bangkok Don Mueang Intl - Reykjavik Keflavik Intl or Chiang Mai - Reykjavik Keflavik Intl.
Can I find deals for flights from Thailand to Keflavik Intl that include hotel bookings?
Yes. In addition to deals on Thailand to Keflavik Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Thailand to Keflavik Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Keflavik Intl.
Can I find deals for business class flights from Thailand to Keflavik Intl?
Yes. Cheapflights offers flight deals from Thailand to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

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Popular flights

Alternative routes for Thailand to Keflavik Intl

Chiang Mai to Keflavik Intl flights

Top airline flying from Thailand to Keflavik Intl

Airline	Cheapest	Average	Flexibility	On-time
Finnair	Cheapest฿37,150	Average฿57,345	FlexibilityNo cancel fee	On-time76%	Search Finnair flights

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How does Cheapflights help users find flights from Thailand to Keflavik Intl?

Cheapflights makes it easy to find Thailand to Keflavik Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Keflavik Intl?

Cheapflights helps you find that perfect flight to Keflavik Intl from Thailand by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Thailand to Keflavik Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Thailand to Keflavik Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Thailand to Keflavik Intl become cheaper?

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Cheap flights from Thailand to Reykjavik Keflavik Intl Airport from ฿10,599

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Thailand to Keflavik Intl

Cheapest flights from Thailand to Keflavik IntlExplore the most affordable flight options available from Thailand to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Explore the most affordable flight options available from Thailand to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Best flights from Thailand to Keflavik IntlDiscover carefully curated flight deals from Thailand to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Discover carefully curated flight deals from Thailand to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Last-minute flights from Thailand to Keflavik IntlDiscover last-minute flight deals from Thailand to Keflavik Intl. Data last updated 19 October 2026 and is based on user searches.

Discover last-minute flight deals from Thailand to Keflavik Intl. Data last updated 19 October 2026 and is based on user searches.

One-way flights from Thailand to Keflavik IntlSearch for one-way flight options from Thailand to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

Search for one-way flight options from Thailand to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

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Use the filters below to find and compare flights from Thailand to Reykjavik Keflavik Intl Airport that are best for you.

Best time to book a flight from Thailand to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Thailand with our price prediction graph.

Cheapflights Insights

Reviews of airlines servicing Keflavik Intl

See what other customers who have flown with Finnair from Thailand to Reykjavik Keflavik Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Thailand to Reykjavik Keflavik Intl Airport?

What are the most popular routes from Thailand to Reykjavik Keflavik Intl Airport?

Can I find deals for flights from Thailand to Keflavik Intl that include hotel bookings?

How can I find direct flights from Thailand to Keflavik Intl?

Can I find deals for business class flights from Thailand to Keflavik Intl?

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 for Thailand to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Keflavik Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Thailand to Keflavik Intl by cabin class

Find flights from Thailand to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Thailand and Keflavik Intl flights

Browse other Thailand and Keflavik Intl flight options. Last updated on 19 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Thailand to Keflavik Intl

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How does Cheapflights help users find flights from Thailand to Keflavik Intl?

Why should you use Cheapflights to find cheap flight tickets from Thailand to Keflavik Intl?

Can Cheapflights find flights from Thailand to Keflavik Intl with no change fees?

Can Cheapflights notify me if prices for flights from Thailand to Keflavik Intl become cheaper?

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Travel Smart

Cheapest flights from Thailand to Keflavik Intl
Explore the most affordable flight options available from Thailand to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Best flights from Thailand to Keflavik Intl
Discover carefully curated flight deals from Thailand to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Last-minute flights from Thailand to Keflavik Intl
Discover last-minute flight deals from Thailand to Keflavik Intl. Data last updated 19 October 2026 and is based on user searches.

One-way flights from Thailand to Keflavik Intl
Search for one-way flight options from Thailand to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.