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.

฿13,088+ 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 3 October 2026.

Fri 6/1112:35 -

1 stop29h 15m

Sun 15/1119:30 -

2 stops33h 50m

Deal found 30/9฿27,251

Thu 3/1214:50 -

1 stop34h 00m

Fri 11/1210:30 -

2 stops37h 15m

Deal found 29/9฿28,291

Thu 3/1214:50 -

1 stop34h 00m

Wed 9/1200:55 -

2 stops23h 25m

Deal found 29/9฿29,197

Thu 3/1214:50 -

1 stop34h 00m

Fri 11/1200:55 -

2 stops26h 30m

Deal found 29/9฿30,875

Wed 25/1120:35 -

2 stops45h 35m

Mon 30/1111:55 -

2 stops48h 30m

Deal found 2/10฿31,144

Wed 21/1002:30 -

2 stops35h 35m

Thu 5/1118:05 -

2 stops42h 20m

Deal found 3/10฿31,714

Mon 12/1009:15 -

2 stops56h 10m

Sun 25/1012:25 -

2 stops48h 00m

Deal found 29/9฿32,352

Find flight deals from Thailand to Keflavik Intl

Round-trip from	฿27,251
One-way from	฿13,088

6/11-15/11
3 total stops
63h 05m total
Thailand to Reykjavik

Search Deals

22/12-31/12
1 total stop
28h 00m 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.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Tue 22/12

14:50-11:50

1 stop28h 00m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿13,088

Fastest return journey

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Thu 22/10

09:05-23:55

1 stop21h 50m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿13,693

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Wed 10/3

18:35-10:50

3 stops47h 15m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿14,263

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Thu 22/10

07:30-07:50

2 stops31h 20m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿15,203

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Wed 21/10

22:25-07:50

2 stops40h 25m

Reykjavik Keflavik Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

฿15,572

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Mon 1/2

20:35-17:15

2 stops27h 40m

Reykjavik Keflavik Intl

Mon 15/2

07:30-18:50

2 stops28h 20m

฿32,620

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Thu 3/12

14:40-14:10

2 stops30h 30m

Reykjavik Keflavik Intl

Fri 11/12

15:05-06:35

2 stops32h 30m

฿35,876

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Thu 3/12

12:35-10:50

1 stop29h 15m

Reykjavik Keflavik Intl

Sat 12/12

18:05-10:40

1 stop33h 35m

฿37,755

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Tue 3/11

11:15-09:15

1 stop29h 00m

Reykjavik Keflavik Intl

Sat 7/11

07:30-16:35

2 stops26h 05m

฿38,795

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Thu 10/12

15:05-17:50

3 stops33h 45m

Reykjavik Keflavik Intl

Mon 21/12

10:30-19:25

2 stops25h 55m

฿40,138

Flights are sorted by cheapest return flights first.

Deals found on 2/10

Showing 1-10 of 11 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

1,431 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

1,431 reviews

Finnair

7.6

Good

1,431 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฿37,407	Average฿57,741	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 ฿13,088

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/12. 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 3 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 3 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 3 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 3 October 2026.

Last-minute flights from Thailand to Keflavik IntlDiscover last-minute flight deals from Thailand to Keflavik Intl. Data last updated 3 October 2026 and is based on user searches.

Discover last-minute flight deals from Thailand to Keflavik Intl. Data last updated 3 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 3 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 3 October 2026.

Find flight deals from Thailand to Keflavik Intl

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Cheapflights Fare Finder

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 3 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Thailand to Keflavik Intl

Fly with Cheapflights

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 3 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 3 October 2026.

Last-minute flights from Thailand to Keflavik Intl
Discover last-minute flight deals from Thailand to Keflavik Intl. Data last updated 3 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 3 October 2026.