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Cheap flights from Thailand to Reykjavik Keflavik Intl Airport from ฿11,587

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KEF
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Keflavik Intl

Enter your travel dates to find the best prices.

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 28 December 2025.

Fri 13/309:05BKK - KEF
2 stops37h 10mMultiple Airlines
Sun 22/307:35KEF - BKK
2 stops21h 40mMultiple Airlines
Deal found 28/12฿30,052
Fri 13/308:05BKK - KEF
1 stop32h 10mFinnair
Sun 22/307:30KEF - BKK
1 stop22h 45mFinnair
Deal found 26/12฿34,978
Sun 10/501:45BKK - KEF
2 stops39h 10mQatar Airways
Tue 19/508:35KEF - BKK
2 stops21h 50mQatar Airways
Deal found 27/12฿37,487
Sun 10/507:05BKK - KEF
1 stop31h 45mFinnair
Wed 13/517:15KEF - BKK
1 stop29h 15mFinnair
Deal found 27/12฿37,518
Mon 11/507:05BKK - KEF
1 stop31h 45mFinnair
Thu 14/508:35KEF - BKK
1 stop37h 55mFinnair
Deal found 27/12฿37,518
Thu 7/507:05BKK - KEF
1 stop31h 45mFinnair
Mon 18/508:35KEF - BKK
1 stop37h 55mFinnair
Deal found 27/12฿37,518
Sat 23/507:05BKK - KEF
1 stop31h 45mFinnair
Mon 25/508:35KEF - BKK
1 stop37h 55mFinnair
Deal found 26/12฿37,518
Tue 12/507:05BKK - KEF
1 stop31h 45mFinnair
Tue 19/517:15KEF - BKK
1 stop29h 15mFinnair
Deal found 27/12฿37,518
Tue 12/507:05BKK - KEF
1 stop31h 45mFinnair
Sat 16/508:35KEF - BKK
1 stop37h 55mFinnair
Deal found 27/12฿37,518
Sat 23/520:00CNX - KEF
2 stops42h 50mFinnair
Tue 26/508:35KEF - CNX
2 stops41h 45mFinnair
Deal found 26/12฿47,370

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 28 December 2025.

Round-trip from

฿26,706

One-way from

฿11,587

Popular in

December

Cheapest in

May

Average price

฿40,616
ลุฟท์ฮันซ่า
  • ลุฟท์ฮันซ่า
  • 11/5-16/5
  • 2 total stops
  • 60h 30m total
  • Thailand to Reykjavik
Search Deals
11/5
  • 11/5
  • 2 total stops
  • 32h 50m total
  • Thailand to Reykjavik
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿52,203 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿28,843 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 28 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

Fri 13/3

09:05-15:15

2 stops37h 10m

Reykjavik Keflavik Intl

Sun 22/3

07:35-12:15

2 stops21h 40m

฿30,052

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Fri 13/3

08:05-09:15

1 stop32h 10m

Reykjavik Keflavik Intl

Sun 22/3

07:30-13:15

1 stop22h 45m

฿34,978

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sun 10/5

01:45-09:55

2 stops39h 10m

Reykjavik Keflavik Intl

Tue 19/5

08:35-13:25

2 stops21h 50m

฿37,487

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sun 10/5

07:05-07:50

1 stop31h 45m

Reykjavik Keflavik Intl

Wed 13/5

17:15-05:30

1 stop29h 15m

฿37,518

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Mon 11/5

07:05-07:50

1 stop31h 45m

Reykjavik Keflavik Intl

Thu 14/5

08:35-05:30

1 stop37h 55m

฿37,518

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Thu 7/5

07:05-07:50

1 stop31h 45m

Reykjavik Keflavik Intl

Mon 18/5

08:35-05:30

1 stop37h 55m

฿37,518

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sat 23/5

07:05-07:50

1 stop31h 45m

Reykjavik Keflavik Intl

Mon 25/5

08:35-05:30

1 stop37h 55m

฿37,518

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Tue 12/5

07:05-07:50

1 stop31h 45m

Reykjavik Keflavik Intl

Tue 19/5

17:15-05:30

1 stop29h 15m

฿37,518

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Tue 12/5

07:05-07:50

1 stop31h 45m

Reykjavik Keflavik Intl

Sat 16/5

08:35-05:30

1 stop37h 55m

฿37,518

Chiang MaiReykjavik

CNX - KEF

CNXKEF

Chiang Mai

Sat 23/5

20:00-07:50

2 stops42h 50m

Reykjavik Keflavik Intl

Tue 26/5

08:35-09:20

2 stops41h 45m

฿47,370

Flights are sorted by cheapest return flights first.

Deals found on 26/12

Showing 1-10 of 21 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 28 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
1,339 reviews
Check prices

Boarding

7.6

Comfort

7.4

Crew

8.1

Food

6.7

Overall

7.6

Entertainment

6.9

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
1,339 reviews
Finnair
7.6
Good
1,339 reviews
Check prices

Boarding

7.6

Comfort

7.4

Crew

8.1

Food

6.7

Overall

7.6

Entertainment

6.9

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 32h 10m. 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 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

Browse thousands of different options on Cheapflights for your next trip

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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 28 December 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest฿31,255Average฿49,748FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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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?

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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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