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฿26,720+ Cheap flights to Keflavik Intl

— KEF
5 Oct — 12 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to Keflavik Intl in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Keflavik Intl Airport

Thu 22/1009:05 -
1 stop21h 50m
Thu 5/1113:45 -
2 stops25h 50m
Deal found 4/9฿26,720
Sun 8/1116:55 -
3 stops25h 35m
Sat 21/1100:55 -
2 stops26h 30m
Deal found 3/9฿28,464
Sun 8/1113:05 -
3 stops29h 25m
Sat 21/1100:55 -
3 stops29h 15m
Deal found 3/9฿28,728
Thu 8/1009:05 -
1 stop21h 50m
Wed 21/1023:50 -
2 stops25h 00m
Deal found 1/9฿28,793
Thu 8/1009:05 -
1 stop21h 50m
Tue 20/1000:45 -
1 stop23h 20m
Deal found 1/9฿30,175
Thu 22/1023:50 -
3 stops30h 40m
Thu 5/1112:30 -
2 stops24h 40m
Deal found 4/9฿34,980
Thu 8/1023:50 -
3 stops30h 40m
Wed 21/1018:45 -
2 stops33h 25m
Deal found 1/9฿37,316
Tue 3/1123:00 -
2 stops55h 50m
Sat 7/1116:20 -
2 stops44h 50m
Deal found 2/9฿41,265
Mon 19/1023:50 -
2 stops23h 10m
Mon 26/1007:30 -
2 stops29h 40m
Deal found 4/9฿45,115
Thu 8/1023:50 -
2 stops30h 45m
Wed 21/1007:40 -
2 stops20h 30m
Deal found 1/9฿49,952
Sun 8/1123:00 -
2 stops23h 20m
Sun 22/1115:30 -
2 stops21h 40m
Deal found 3/9฿123,203

Find flight deals to Keflavik Intl Airport

Return from

฿26,720
Air China
  • Air China
  • 22/10-5/11
  • 3 total stops
  • 47h 40m total
  • Bangkok to Reykjavik
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to Reykjavik Keflavik Intl Airport that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Sun 8/11

16:55-11:30

3 stops25h 35m

Reykjavik Keflavik Intl

Sat 21/11

00:55-10:25

2 stops26h 30m

฿28,464

BangkokReykjavik

DMK Bangkok Don Mueang Intl - KEF Reykjavik Keflavik Intl

DMKKEF

Bangkok Don Mueang Intl

Sun 8/11

13:05-11:30

3 stops29h 25m

Reykjavik Keflavik Intl

Sat 21/11

00:55-13:10

3 stops29h 15m

฿28,793
Fastest return journey

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Tue 26/1

18:55-14:10

2 stops26h 15m

Reykjavik Keflavik Intl

Wed 24/2

07:30-12:15

2 stops21h 45m

฿31,097

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Mon 1/2

11:15-09:15

1 stop29h 00m

Reykjavik Keflavik Intl

Mon 15/2

10:00-16:35

1 stop23h 35m

฿31,525

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Mon 1/2

12:35-17:20

1 stop35h 45m

Reykjavik Keflavik Intl

Mon 15/2

11:55-10:35

2 stops39h 40m

฿32,051

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Mon 1/2

09:05-17:15

2 stops39h 10m

Reykjavik Keflavik Intl

Mon 15/2

10:00-06:15

2 stops37h 15m

฿32,545

BangkokReykjavik

BKK Bangkok Suvarnabhumi - KEF Reykjavik Keflavik Intl

BKKKEF

Bangkok Suvarnabhumi

Thu 8/10

15:55-10:30

2 stops25h 35m

Reykjavik Keflavik Intl

Wed 21/10

10:30-17:25

3 stops23h 55m

฿33,433

BangkokReykjavik

DMK Bangkok Don Mueang Intl - KEF Reykjavik Keflavik Intl

DMKKEF

Bangkok Don Mueang Intl

Thu 8/10

23:50-23:30

3 stops30h 40m

Reykjavik Keflavik Intl

Wed 21/10

18:45-11:10

2 stops33h 25m

฿37,316

BangkokReykjavik

DMK Bangkok Don Mueang Intl - KEF Reykjavik Keflavik Intl

DMKKEF

Bangkok Don Mueang Intl

Mon 1/2

23:00-23:15

2 stops31h 15m

Reykjavik Keflavik Intl

Mon 15/2

15:30-20:10

2 stops21h 40m

฿38,402

BangkokReykjavik

DMK Bangkok Don Mueang Intl - KEF Reykjavik Keflavik Intl

DMKKEF

Bangkok Don Mueang Intl

Tue 3/11

23:00-23:50

2 stops55h 50m

Reykjavik Keflavik Intl

Sat 7/11

16:20-20:10

2 stops44h 50m

฿41,265

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to Reykjavik Keflavik Intl Airport

How long is the flight to Keflavik Intl?

On average, a flight from Bangkok to Keflavik Intl takes 23 hours 20 minutes. Flights to Keflavik Intl from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Keflavik Intl?

The most popular airline flying from Bangkok to Keflavik Intl is Finnair.

Finnair
Finnair
From ฿36,679

What are the cheapest airlines that fly to Keflavik Intl?

The cheapest airline flying from Bangkok to Keflavik Intl is Finnair.

Rainfall in Keflavik Intl by month

In terms of precipitation, rainfall in Keflavik Intl ranges from 40.0 - 80.0 mm per month. January is typically the wettest month, when rainfall can reach 80.0 mm. May is typically the driest time to visit Keflavik Intl when rainfall is around 40.0 mm.

Temperature in Keflavik Intl by month

If weather is an important factor for your trip to Keflavik Intl, 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).

Reviews of airlines servicing Keflavik Intl

Read through reviews of airlines serving Iceland, such as Finnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,429 reviews
Check prices

Boarding

7.6

Food

6.7

Entertainment

6.9

Overall

7.6

Comfort

7.4

Crew

8.2

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
1,429 reviews
Finnair
7.6
Good
1,429 reviews
Check prices

Boarding

7.6

Food

6.7

Entertainment

6.9

Overall

7.6

Comfort

7.4

Crew

8.2

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

FAQs about flying to Keflavik Intl

  • Can I find cheaper flights to Keflavik Intl if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Keflavik Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Keflavik Intl?

    Based on reviews from Cheapflights users, Finnair is rated the highest out of the airlines that fly to Keflavik Intl.

  • What is the cheapest airport to fly to in Keflavik Intl?

    Reykjavik Keflavik Intl is currently the cheapest airport to fly to in Keflavik Intl. One-way flights to Reykjavik Keflavik Intl typically cost ฿38,522, while return flights cost around ฿11,845.

  • Where does the fastest flight to Keflavik Intl depart from?

    For those looking to save time traveling to Keflavik Intl, Bangkok offers the quickest one-way flight (23 hours 20 minutes).

  • Does Reykjavik Keflavik Intl have rental cars?

    Yes. Those touching down at Reykjavik Keflavik Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Reykjavik Keflavik Intl?

    Yes. Reykjavik Keflavik Intl has hotels nearby for those requiring accommodations. Bank Guesthouse by Kef Airport is the closest property to Reykjavik Keflavik Intl (1.6 km away from Reykjavik Keflavik Intl).

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets to Keflavik Intl?

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Can Cheapflights find flights to Keflavik Intl with no change fees?

Yes, we can. To see specific flights to Keflavik Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Keflavik Intl today and book when you’re ready!

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