฿10,928+ 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 18/4. 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
9 Feb — 16 Feb1
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 10 January 2026.

Good round-trip deal

฿12,271 or less

Good one-way deal

฿4,091 or less
Price to beat on a round-trip flight from Reykjavik Keflavik Intl.
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Price to beat on a one-way flight from Reykjavik Keflavik Intl.
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Enter your travel dates to find the best prices.

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 10 January 2026.

Sun 5/418:35KEF - BKK
1 stop36h 35mMultiple Airlines
Fri 24/410:50BKK - KEF
2 stops52h 25mMultiple Airlines
Deal found 8/1฿22,705
Tue 31/320:05KEF - BKK
1 stop21h 35mMultiple Airlines
Mon 20/413:50BKK - KEF
2 stops36h 30mMultiple Airlines
Deal found 8/1฿22,736
Tue 31/320:05KEF - BKK
1 stop21h 35mMultiple Airlines
Fri 24/410:50BKK - KEF
2 stops52h 25mMultiple Airlines
Deal found 8/1฿22,956
Fri 3/407:55KEF - BKK
1 stop37h 30mMultiple Airlines
Fri 24/410:50BKK - KEF
2 stops52h 25mMultiple Airlines
Deal found 8/1฿23,458
Sun 5/418:35KEF - BKK
1 stop36h 35mMultiple Airlines
Mon 20/413:50BKK - KEF
2 stops27h 35mMultiple Airlines
Deal found 8/1฿24,400
Fri 3/407:55KEF - BKK
1 stop37h 30mMultiple Airlines
Mon 20/403:15BKK - KEF
2 stops37h 40mMultiple Airlines
Deal found 8/1฿25,060
Fri 3/407:55KEF - BKK
1 stop37h 30mMultiple Airlines
Mon 20/413:50BKK - KEF
2 stops27h 35mMultiple Airlines
Deal found 8/1฿25,154
Thu 2/408:35KEF - BKK
1 stop18h 35mMultiple Airlines
Mon 20/413:50BKK - KEF
2 stops36h 30mMultiple Airlines
Deal found 8/1฿25,185
Sun 5/418:35KEF - BKK
1 stop36h 35mMultiple Airlines
Tue 21/423:40BKK - KEF
2 stops25h 30mMultiple Airlines
Deal found 8/1฿25,248
Tue 31/320:05KEF - BKK
1 stop21h 35mMultiple Airlines
Wed 22/408:35BKK - KEF
2 stops22h 00mMultiple Airlines
Deal found 8/1฿25,405
Tue 31/320:05KEF - BKK
1 stop21h 35mMultiple Airlines
Tue 21/423:40BKK - KEF
2 stops25h 30mMultiple Airlines
Deal found 8/1฿25,500
Sun 5/418:35KEF - BKK
1 stop36h 35mMultiple Airlines
Sun 19/420:15BKK - KEF
2 stops28h 45mMultiple Airlines
Deal found 8/1฿25,688

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 10 January 2026. 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

Sun 5/4

18:35-14:10

1 stop36h 35m

Bangkok Suvarnabhumi

Fri 24/4

10:50-08:15

2 stops52h 25m

฿22,705

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Thu 5/3

11:45-18:15

2 stops23h 30m

Bangkok Suvarnabhumi

Sat 21/3

23:10-17:05

1 stop24h 55m

฿26,818

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Tue 31/3

10:50-23:05

2 stops29h 15m

Bangkok Suvarnabhumi

Wed 22/4

17:15-09:40

2 stops23h 25m

฿27,478

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Tue 10/3

11:50-18:15

2 stops23h 25m

Bangkok Suvarnabhumi

Thu 19/3

17:05-10:55

2 stops24h 50m

฿27,635

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Sun 8/3

11:50-18:15

2 stops23h 25m

Bangkok Suvarnabhumi

Mon 16/3

17:40-10:55

2 stops24h 15m

฿28,200

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Tue 31/3

20:05-00:40

1 stop21h 35m

Bangkok Suvarnabhumi

Fri 17/4

01:45-18:20

2 stops23h 35m

฿28,357

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Tue 3/2

07:50-06:20

1 stop15h 30m

Bangkok Suvarnabhumi

Tue 10/3

19:10-17:15

2 stops53h 05m

฿29,111

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Wed 11/3

11:30-11:00

1 stop16h 30m

Bangkok Suvarnabhumi

Sun 22/3

22:50-11:45

2 stops43h 55m

฿29,394

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Tue 31/3

10:50-23:05

2 stops29h 15m

Bangkok Suvarnabhumi

Tue 21/4

17:15-10:00

2 stops23h 45m

฿29,488

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Wed 1/4

11:00-23:05

2 stops29h 05m

Bangkok Suvarnabhumi

Wed 22/4

17:15-09:40

2 stops23h 25m

฿29,488

Flights are sorted by cheapest return flights first.

Deals found on 10/1

Showing 1-10 of 21 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 ฿15,890). Flying from Reykjavik Keflavik Intl Airport in February will prove the most costly (average of ฿36,208). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Reykjavik Keflavik Intl Airport?

If you’re flying from Reykjavik Keflavik Intl Airport, these routes are more frequently taken by airlines London (163 flights per day), Copenhagen (66 flights per day) and Helsinki (38 flights per day).

Chicago
Chicago
From ฿13,480
Berlin Brandenburg
Berlin Brandenburg
From ฿4,091

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

The cheapest city to fly to from Reykjavik Keflavik Intl Airport is Berlin Brandenburg, with prices starting at ฿4,091. Explore other affordable destinations below.

Berlin Brandenburg
Berlin Brandenburg
From ฿4,091
Chicago
Chicago
From ฿13,480

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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 10 January 2026.
Flights from Keflavik Intl

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 10 January 2026.

  • 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, London, Granadilla. While Copenhagen, New Delhi, 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 ฿4,091 to Berlin (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿10,609 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

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 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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