฿11,997+ Cheap flights from Reykjavik Keflavik Intl Airport

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
KEF — BKK
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Keflavik Intl

Discover essential information about flights departing from Keflavik Intl, including flight schedules, destinations, airlines operating at the Keflavik Intl airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 6 November 2025.

Good round-trip deal

฿12,704 or less

Good one-way deal

฿4,235 or less
Price to beat on a round-trip flight from Reykjavik Keflavik Intl.
Price to beat on a one-way flight from Reykjavik Keflavik Intl.

Find flights from Keflavik Intl

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Cheapest flights from Keflavik Intl
Explore the most affordable flight options available from Keflavik Intl. Find the lowest fares based on data from user searches, with prices last updated on 6 November 2025.

Mon 24/1120:05KEF - BKK
1 stop31h 00mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Sun 7/1212:15BKK - KEF
1 stop37h 50mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Deal found 5/11฿26,237
Sun 7/1207:50KEF - BKK
1 stop15h 30mMultiple Airlines
Tue 23/1212:45BKK - KEF
1 stop29h 00mMultiple Airlines
Deal found 4/11฿26,270
Tue 24/219:00KEF - BKK
1 stop32h 05mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Wed 11/309:30BKK - KEF
2 stops31h 55mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Deal found 5/11฿29,423
Tue 24/208:00KEF - BKK
2 stops20h 45mMultiple Airlines
Wed 11/309:25BKK - KEF
2 stops21h 30mMultiple Airlines
Deal found 5/11฿29,683
Sun 14/1220:05KEF - HKT
2 stops54h 45mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Mon 29/1221:50HKT - KEF
2 stops52h 15mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Deal found 5/11฿44,639
Sun 14/1211:50KEF - HKT
2 stops24h 05mQatar Airways
Sun 28/1200:50HKT - KEF
2 stops41h 05mQatar Airways
Deal found 5/11฿66,780
Sun 14/1207:30KEF - HKT
1 stop18h 30mFinnair
Mon 29/1207:45HKT - KEF
2 stops32h 30mFinnair
Deal found 4/11฿74,030

Find flights from Keflavik Intl within your budget

 
Find flights departing from Keflavik Intl that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 6 November 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 24/11

20:05-10:05

1 stop31h 00m

Bangkok Suvarnabhumi

Sun 7/12

12:15-19:05

1 stop37h 50m

฿26,400

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Tue 24/2

19:00-10:05

1 stop32h 05m

Bangkok Suvarnabhumi

Wed 11/3

09:30-10:25

2 stops31h 55m

฿29,423

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 8/12

20:05-09:15

2 stops30h 10m

Bangkok Suvarnabhumi

Fri 6/2

12:15-19:05

1 stop37h 50m

฿31,602

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Sun 7/12

11:15-00:55

3 stops30h 40m

Bangkok Suvarnabhumi

Tue 23/12

09:25-23:55

2 stops21h 30m

฿32,024

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 8/12

09:45-06:05

1 stop37h 20m

Bangkok Suvarnabhumi

Sat 20/12

08:05-09:15

1 stop32h 10m

฿33,617

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 8/12

11:50-18:15

2 stops23h 25m

Bangkok Suvarnabhumi

Fri 6/2

17:05-10:55

2 stops24h 50m

฿34,138

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Sun 7/12

10:00-13:15

1 stop20h 15m

Bangkok Suvarnabhumi

Tue 23/12

15:00-09:00

1 stop25h 00m

฿34,723

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Tue 24/2

07:35-06:20

1 stop15h 45m

Bangkok Suvarnabhumi

Tue 10/3

00:05-15:20

1 stop22h 15m

฿36,316

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Sun 14/12

20:05-09:50

2 stops54h 45m

Phuket City

Mon 29/12

21:50-19:05

2 stops52h 15m

฿44,639

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Sun 14/12

11:50-18:55

2 stops24h 05m

Phuket City

Sun 28/12

00:50-10:55

2 stops41h 05m

฿66,780

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 19 results
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Best time to book a flight from Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly from Keflavik Intl 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.

Travel insights for flights from Keflavik Intl

Get recent, data-driven insights about flights from Keflavik Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Reykjavik Keflavik Intl Airport?

Currently, May is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport (average of ฿16,451). Flying from Reykjavik Keflavik Intl Airport in February will prove the most costly (average of ฿37,486). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Alternate flight departure points to Keflavik Intl

Consider leaving from one of these other departure points that are located a short distance from Keflavik Intl. Flight origins were last updated on 6 November 2025.

Related info for your journey

Access useful and relevant information related to your journey from Keflavik Intl. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 6 November 2025.
  • What are the most popular destinations to fly to from Reykjavik Keflavik Intl Airport?

    The most selected flight destinations from Reykjavik Keflavik Intl Airport for the current month are Copenhagen, Bangkok Suvarnabhumi Airport, Amsterdam. While Copenhagen, Oslo Gardermoen Airport, Bangkok Suvarnabhumi Airport are the top choices made by travellers year-round.

  • What is the cheapest flight from Reykjavik Keflavik Intl Airport to anywhere?

    Users have flown out of Reykjavik Keflavik Intl Airport for as low as ฿3,894 to Paris Charles de Gaulle Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿12,251 to fly from Reykjavik Keflavik Intl Airport.

  • What is the cheapest month to fly from Reykjavik Keflavik Intl Airport?

    At the present moment the cheapest month to fly from Reykjavik Keflavik Intl Airport is currently May; with February being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • How does Cheapflights help users find flights from Keflavik Intl?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Keflavik Intl today with Cheapflights!

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

    Millions of users choose and trust Cheapflights to book the best flight deals from Keflavik Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Keflavik Intl with no change fees?

    Certainly. Search results for flights from Keflavik Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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Fly with Cheapflights

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How does Cheapflights help users find flights from Keflavik Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Keflavik Intl today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Keflavik Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights from Keflavik Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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