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Cheap flights from Bangkok to Reykjavik Keflavik Intl Airport from ฿10,328

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 21/12. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KEF
13 Jan — 20 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bangkok to Keflavik Intl

Enter your travel dates to find the best prices.

Best flights from Bangkok to Keflavik Intl
Discover carefully curated flight deals from Bangkok to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 December 2025.

Fri 12/612:50BKK - KEF
1 stop32h 10mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Tue 16/609:25KEF - BKK
1 stop17h 20mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 13/12฿27,583
Wed 13/512:50BKK - KEF
1 stop26h 30mMultiple Airlines
Thu 4/601:10KEF - BKK
1 stop30h 00mMultiple Airlines
Deal found 13/12฿29,094
Thu 14/523:40BKK - KEF
2 stops30h 50mลุฟท์ฮันซ่า
Thu 4/601:10KEF - BKK
2 stops30h 40mลุฟท์ฮันซ่า
Deal found 13/12฿31,078
Sun 25/122:50BKK - KEF
1 stop18h 55mสแกนดอเนเวียนแอร์ไลน์
Thu 29/107:35KEF - BKK
1 stop16h 45mสแกนดอเนเวียนแอร์ไลน์
Deal found 12/12฿33,565
Thu 14/507:05BKK - KEF
1 stop31h 45mFinnair
Fri 5/617:10KEF - BKK
1 stop29h 20mFinnair
Deal found 13/12฿33,943
Tue 31/318:45BKK - KEF
3 stops31h 15mMultiple Airlines
Mon 13/418:40KEF - BKK
2 stops34h 10mMultiple Airlines
Deal found 14/12฿30,637
Wed 13/523:40BKK - KEF
2 stops20h 15mลุฟท์ฮันซ่า
Thu 4/601:10KEF - BKK
2 stops30h 40mลุฟท์ฮันซ่า
Deal found 13/12฿32,589
Fri 13/309:05BKK - KEF
2 stops56h 25mMultiple Airlines
Sun 22/307:30KEF - BKK
2 stops21h 45mMultiple Airlines
Deal found 12/12฿31,267

Find flight deals from Bangkok to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 December 2025.

Round-trip from

฿26,134

One-way from

฿10,328

Popular in

December

Cheapest in

May

Average price

฿41,279
ลุฟท์ฮันซ่า
  • ลุฟท์ฮันซ่า
  • 12/6-16/6
  • 4 total stops
  • 53h 15m total
  • Bangkok to Reykjavik
Search Deals
21/12
  • 21/12
  • 2 total stops
  • 58h 25m total
  • Bangkok to Reykjavik
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿53,921 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿29,772 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 Bangkok 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 14 December 2025.
Use the filters below to find and compare flights from Bangkok to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Bangkok

Fly to

Keflavik Intl

Route

Depart

Return

Price

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Fri 12/6

12:50-14:00

1 stop32h 10m

Reykjavik Keflavik Intl

Tue 16/6

09:25-09:45

1 stop17h 20m

฿27,583

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Wed 13/5

12:50-08:20

1 stop26h 30m

Reykjavik Keflavik Intl

Thu 4/6

01:10-14:10

1 stop30h 00m

฿29,094

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Tue 31/3

18:45-19:00

3 stops31h 15m

Reykjavik Keflavik Intl

Mon 13/4

18:40-11:50

2 stops34h 10m

฿30,637

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Thu 14/5

23:40-23:30

2 stops30h 50m

Reykjavik Keflavik Intl

Thu 4/6

01:10-14:50

2 stops30h 40m

฿31,078

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Fri 13/3

09:05-10:30

2 stops56h 25m

Reykjavik Keflavik Intl

Sun 22/3

07:30-12:15

2 stops21h 45m

฿31,267

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Wed 13/5

23:40-12:55

2 stops20h 15m

Reykjavik Keflavik Intl

Thu 4/6

01:10-14:50

2 stops30h 40m

฿32,589

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sun 25/1

22:50-10:45

1 stop18h 55m

Reykjavik Keflavik Intl

Thu 29/1

07:35-07:20

1 stop16h 45m

฿33,565

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Thu 14/5

07:05-07:50

1 stop31h 45m

Reykjavik Keflavik Intl

Fri 5/6

17:10-05:30

1 stop29h 20m

฿33,943

BangkokReykjavik

BKK - KEF

BKKKEF

Bangkok Suvarnabhumi

Sun 21/12

16:10-19:35

2 stops58h 25m

฿10,328

BangkokReykjavik

DMK - KEF

DMKKEF

Bangkok Don Mueang Intl

Sat 23/5

17:05-19:10

3 stops33h 05m

฿12,973

Flights are sorted by cheapest return flights first.

Deals found on 14/12

Showing 1-10 of 24 results
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Best time to book a flight from Bangkok to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Bangkok 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 Bangkok 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 14 December 2025.
See what other customers who have flown with Finnair from Bangkok 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
1,336 reviews
Check prices

Food

6.7

Crew

8.1

Comfort

7.4

Boarding

7.6

Entertainment

6.9

Overall

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
1,336 reviews
Finnair
7.6
Good
1,336 reviews
Check prices

Food

6.7

Crew

8.1

Comfort

7.4

Boarding

7.6

Entertainment

6.9

Overall

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 Bangkok 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 Bangkok to Reykjavik Keflavik Intl Airport?

    Departing from Bangkok to Reykjavik Keflavik Intl Airport will take you 30h 50m. There are 10137 km between Bangkok and Reykjavik Keflavik Intl Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Bangkok to Reykjavik Keflavik Intl Airport round-trip?

    According to our current data, Finnair (฿31,766), offers the cheapest pricing from Bangkok to Reykjavik Keflavik Intl Airport.

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

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

  • How can I find direct flights from Bangkok to Keflavik Intl?

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

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

    Yes. Cheapflights offers flight deals from Bangkok 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 Bangkok 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 Bangkok to Keflavik Intl

Discover the top airline that operate flights from Bangkok 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 14 December 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest฿31,766Average฿53,992FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Bangkok 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 Bangkok to Keflavik Intl?

Cheapflights helps you find that perfect flight to Keflavik Intl from Bangkok 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 Bangkok to Keflavik Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Bangkok to Keflavik Intl, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Bangkok to Keflavik Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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