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Cheap flights from Thailand to Reykjavik Keflavik Intl Airport from ฿8,864

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KEF
25 Nov — 2 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 26 October 2025.

Mon 10/1115:00BKK - KEF
1 stop25h 15mFinnair
Sun 30/1110:00KEF - BKK
1 stop37h 05mFinnair
Deal found 24/10฿28,254
Sat 15/1108:05BKK - KEF
1 stop32h 10mFinnair
Sat 22/1118:00KEF - BKK
1 stop36h 15mFinnair
Deal found 26/10฿28,450
Wed 10/1222:05BKK - KEF
2 stops28h 00mMultiple Airlines
Fri 12/1211:40KEF - BKK
3 stops32h 10mMultiple Airlines
Deal found 25/10฿30,764
Wed 10/1208:00BKK - KEF
1 stop32h 00mFinnair
Fri 12/1210:00KEF - BKK
1 stop20h 15mFinnair
Deal found 25/10฿32,523
Wed 10/1208:00BKK - KEF
2 stops22h 55mFinnair
Sun 28/1210:00KEF - BKK
1 stop37h 05mFinnair
Deal found 26/10฿33,664
Wed 10/1217:50DMK - KEF
3 stops32h 15mMultiple Airlines
Fri 12/1211:40KEF - DMK
3 stops33h 40mMultiple Airlines
Deal found 25/10฿33,990
Wed 10/1217:50DMK - KEF
3 stops32h 15mMultiple Airlines
Sun 28/1207:35KEF - DMK
3 stops35h 55mMultiple Airlines
Deal found 26/10฿37,314
Sat 27/1222:50DMK - KEF
3 stops32h 05mMultiple Airlines
Thu 1/100:45KEF - DMK
3 stops37h 40mMultiple Airlines
Deal found 26/10฿46,895

Cheap 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 26 October 2025.

Round-trip from

฿25,093

One-way from

฿8,864

Popular in

February

Cheapest in

April

Average price

฿32,197
30/3-9/4
  • 30/3-9/4
  • 2 total stops
  • 48h 10m total
  • Thailand to Reykjavik
Search Deals
7/11
  • 7/11
  • 2 total stops
  • 53h 25m total
  • Thailand to Reykjavik
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (฿504,408 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 18% potential price decrease (฿211,757 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 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 26 October 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

Mon 2/3

10:10-18:00

2 stops38h 50m

Reykjavik Keflavik Intl

Mon 9/3

20:05-09:50

2 stops30h 45m

฿26,006

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Tue 24/2

19:10-23:55

2 stops35h 45m

Reykjavik Keflavik Intl

Tue 3/3

17:35-01:20

2 stops24h 45m

฿26,201

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Mon 23/2

22:05-18:00

2 stops26h 55m

Reykjavik Keflavik Intl

Mon 2/3

13:00-15:25

1 stop19h 25m

฿27,798

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Mon 2/3

08:00-09:15

1 stop32h 15m

Reykjavik Keflavik Intl

Mon 9/3

10:00-06:05

1 stop37h 05m

฿28,222

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Tue 24/2

15:00-09:15

1 stop25h 15m

Reykjavik Keflavik Intl

Tue 3/3

10:00-13:15

1 stop20h 15m

฿28,222

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Mon 10/11

15:00-09:15

1 stop25h 15m

Reykjavik Keflavik Intl

Sun 30/11

10:00-06:05

1 stop37h 05m

฿28,254

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sat 28/3

15:00-16:25

1 stop32h 25m

Reykjavik Keflavik Intl

Fri 10/4

08:35-05:30

1 stop37h 55m

฿28,287

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Fri 13/3

08:05-09:15

1 stop32h 10m

Reykjavik Keflavik Intl

Sun 22/3

10:00-13:15

1 stop20h 15m

฿28,287

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Wed 10/12

08:00-09:15

1 stop32h 15m

Reykjavik Keflavik Intl

Sun 28/12

10:00-06:05

1 stop37h 05m

฿28,287

BangkokReykjavik

DMK - KEF

DMKKEF

Bangkok Don Mueang Intl

Mon 23/2

13:40-17:45

3 stops35h 05m

Reykjavik Keflavik Intl

Mon 2/3

13:00-00:35

2 stops28h 35m

฿29,199

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 29 results
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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 26 October 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
1,333 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Overall

7.6

Comfort

7.4

Food

6.7

Crew

8.1

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
1,333 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Overall

7.6

Comfort

7.4

Food

6.7

Crew

8.1

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 36h 45m. The distance from Thailand to Reykjavik Keflavik Intl Airport is about 9543 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 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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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 26 October 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest฿29,554Average฿33,152FlexibilityNo cancel feeOn-time76%
Search Finnair flights

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