฿10,549+ 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 7/4. 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
25 Mar — 1 Apr1
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 23 February 2026.

Good round-trip deal

฿12,124 or less

Good one-way deal

฿14,749 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 23 February 2026.

Thu 9/408:35
KEF
-
BKK
1 stop18h 35m
Multiple Airlines
Wed 22/413:50
BKK
-
KEF
2 stops48h 15m
Multiple Airlines
Deal found 21/2฿23,736
Wed 11/311:50
KEF
-
BKK
2 stops35h 05m
Multiple Airlines
Wed 25/303:10
BKK
-
KEF
3 stops47h 30m
Multiple Airlines
Deal found 23/2฿28,825
Sun 5/418:35
KEF
-
BKK
1 stop36h 35m
Multiple Airlines
Tue 21/409:00
BKK
-
KEF
2 stops38h 45m
Multiple Airlines
Deal found 21/2฿30,283
Thu 9/410:40
KEF
-
BKK
2 stops29h 25m
บริติชแอร์เวย์
Wed 22/417:30
BKK
-
KEF
2 stops23h 10m
บริติชแอร์เวย์
Deal found 21/2฿31,400
Wed 11/300:55
KEF
-
BKK
2 stops26h 15m
Multiple Airlines
Thu 26/300:35
BKK
-
KEF
1 stop26h 05m
Multiple Airlines
Deal found 23/2฿31,742
Thu 11/610:40
KEF
-
BKK
2 stops29h 25m
บริติชแอร์เวย์
Sat 11/717:15
BKK
-
KEF
2 stops23h 15m
บริติชแอร์เวย์
Deal found 22/2฿32,145
Sun 5/418:35
KEF
-
HKT
1 stop37h 00m
Multiple Airlines
Thu 9/422:50
HKT
-
KEF
3 stops49h 55m
Multiple Airlines
Deal found 23/2฿36,644
Sun 5/408:35
KEF
-
HKT
1 stop16h 25m
Finnair
Thu 9/409:40
HKT
-
KEF
1 stop29h 10m
Finnair
Deal found 23/2฿51,413

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 23 February 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

Tue 21/4

09:00-16:45

2 stops38h 45m

฿30,283

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Sun 5/4

18:35-14:35

1 stop37h 00m

Phuket City

Thu 9/4

22:50-17:45

3 stops49h 55m

฿36,644

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Sun 5/4

10:20-23:05

2 stops29h 45m

Bangkok Suvarnabhumi

Tue 21/4

17:30-10:00

2 stops23h 30m

฿37,420

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Thu 9/4

09:15-16:55

3 stops24h 40m

Bangkok Suvarnabhumi

Wed 22/4

09:15-15:50

2 stops37h 35m

฿37,575

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Sun 5/4

17:15-05:30

1 stop29h 15m

Bangkok Suvarnabhumi

Tue 21/4

07:05-07:50

1 stop31h 45m

฿38,692

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Sun 5/4

08:35-08:00

1 stop16h 25m

Phuket City

Thu 9/4

09:40-07:50

1 stop29h 10m

฿51,413

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Tue 7/4

20:05-00:40

1 stop21h 35m

฿10,549

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 16/3

20:05-10:50

2 stops31h 45m

฿14,583

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Fri 27/2

19:40-14:30

3 stops35h 50m

฿19,548

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Thu 26/3

09:45-20:20

3 stops27h 35m

฿20,168

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 12 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 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 (182 flights per day), Copenhagen (80 flights per day) and Paris (63 flights per day).

Chicago
Chicago
From ฿13,319

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 Chicago, with prices starting at ฿13,319. Explore other affordable destinations below.

Chicago
Chicago
From ฿13,319

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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 23 February 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 23 February 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, Amsterdam, London. While Copenhagen, Bangkok Suvarnabhumi Airport, Oslo Gardermoen 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 ฿12,124 to Billund (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿13,639 to fly from Reykjavik Keflavik Intl Airport.

  • 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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