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Cheap flights from Thailand to Reykjavik Keflavik Intl Airport from ฿16,317

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KEF
10 Jan — 17 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Keflavik Intl

Enter your travel dates to find the best prices.

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 11 December 2025.

Wed 24/1212:30BKK - KEF
2 stops38h 05mMultiple Airlines
Mon 12/119:35KEF - BKK
1 stop31h 50mMultiple Airlines
Deal found 9/12฿32,476
Wed 24/1217:05DMK - KEF
3 stops38h 00mMultiple Airlines
Mon 12/116:20KEF - DMK
3 stops29h 00mMultiple Airlines
Deal found 9/12฿40,936

Find flight deals from Thailand to Keflavik Intl

Keep the following information in mind while searching for Thailand to Keflavik Intl flight deals. Data was last updated 11 December 2025.

Round-trip from

฿25,669

One-way from

฿16,317

Popular in

December

Cheapest in

November

Average price

฿41,700
ออสเตรียนแอร์ไลน์
  • ออสเตรียนแอร์ไลน์
  • 28/5-5/6
  • 2 total stops
  • 62h 20m total
  • Thailand to Reykjavik
Search Deals
26/1
  • 26/1
  • 2 total stops
  • 21h 30m total
  • Thailand to Reykjavik
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (฿38,355 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿31,908 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand to Keflavik Intl 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 17,341 searches. Data last updated 11 December 2025.
Use the filters below to find and compare flights from Thailand to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Thailand

Fly to

Keflavik Intl

Route

Depart

Return

Price

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Thu 28/5

23:40-23:20

1 stop30h 40m

Reykjavik Keflavik Intl

Fri 5/6

00:10-14:50

1 stop31h 40m

฿25,669

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Thu 28/5

23:40-23:30

2 stops30h 50m

Reykjavik Keflavik Intl

Fri 5/6

00:10-14:50

1 stop31h 40m

฿26,655

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Thu 28/5

23:40-23:30

2 stops30h 50m

Reykjavik Keflavik Intl

Fri 5/6

00:25-14:10

2 stops30h 45m

฿28,690

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Fri 29/5

23:40-23:20

1 stop30h 40m

Reykjavik Keflavik Intl

Fri 5/6

00:25-14:10

2 stops30h 45m

฿28,945

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Fri 29/5

23:40-23:30

2 stops30h 50m

Reykjavik Keflavik Intl

Fri 5/6

00:25-14:10

2 stops30h 45m

฿31,426

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sun 24/5

07:05-07:50

1 stop31h 45m

Reykjavik Keflavik Intl

Sat 30/5

08:35-05:30

1 stop37h 55m

฿31,839

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sun 24/5

23:00-23:30

2 stops31h 30m

Reykjavik Keflavik Intl

Sat 30/5

14:50-14:10

2 stops40h 20m

฿32,062

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sun 24/5

23:00-23:30

2 stops31h 30m

Reykjavik Keflavik Intl

Fri 29/5

00:10-14:50

1 stop31h 40m

฿32,221

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Wed 24/12

12:30-19:35

2 stops38h 05m

Reykjavik Keflavik Intl

Mon 12/1

19:35-10:25

1 stop31h 50m

฿32,476

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Fri 13/3

08:15-23:55

2 stops22h 40m

Reykjavik Keflavik Intl

Sun 22/3

07:30-12:15

2 stops21h 45m

฿33,239

Flights are sorted by cheapest return flights first.

Deals found on 10/12

Showing 1-10 of 17 results
1
2

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

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated 11 December 2025.
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
1,334 reviews
Check prices

Overall

7.6

Comfort

7.4

Entertainment

6.9

Crew

8.1

Food

6.7

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,334 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Comfort

7.4

Entertainment

6.9

Crew

8.1

Food

6.7

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

Find useful and relevant information for your journey from Thailand to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Departing from Thailand to Reykjavik Keflavik Intl Airport will take you 30h 40m. The distance from Thailand to Reykjavik Keflavik Intl Airport is about 10137 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 Chiang Mai - Reykjavik Keflavik Intl or Bangkok Don Mueang Intl - 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

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Alternative routes for Thailand to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to Keflavik Intl flights

Top airline flying from Thailand to Keflavik Intl

Discover the top airline that operate flights from Thailand to Keflavik Intl. 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 17,341 searches. Data last updated 11 December 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest฿28,846Average฿39,476FlexibilityNo cancel feeOn-time76%
Search Finnair flights

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