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฿13,468+ 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 7/1. 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
7 Sep — 14 Sep1
1 adult

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 2 September 2025.

Good round-trip deal

฿5,053 or less

Good one-way deal

฿4,207 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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Find flights from Keflavik Intl

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 2 September 2025.

Mon 27/1011:30KEF - BKK
1 stop36h 50mสแกนดอเนเวียนแอร์ไลน์
Wed 12/1109:05BKK - KEF
1 stop32h 40mสแกนดอเนเวียนแอร์ไลน์
Deal found 2/9฿24,514
Mon 27/1011:30KEF - BKK
1 stop36h 50mสแกนดอเนเวียนแอร์ไลน์
Sun 9/1122:50BKK - KEF
1 stop18h 55mสแกนดอเนเวียนแอร์ไลน์
Deal found 1/9฿25,773
Wed 29/1011:30KEF - BKK
1 stop16h 30mสแกนดอเนเวียนแอร์ไลน์
Wed 17/1209:05BKK - KEF
1 stop38h 15mสแกนดอเนเวียนแอร์ไลน์
Deal found 31/8฿27,421
Wed 29/1011:30KEF - BKK
1 stop16h 30mสแกนดอเนเวียนแอร์ไลน์
Thu 18/1212:45BKK - KEF
1 stop29h 00mสแกนดอเนเวียนแอร์ไลน์
Deal found 31/8฿28,971
Thu 5/218:05KEF - BKK
1 stop33h 20mMultiple Airlines
Thu 12/312:25BKK - KEF
1 stop36h 55mMultiple Airlines
Deal found 1/9฿29,229
Mon 1/1207:40KEF - BKK
2 stops27h 10mMultiple Airlines
Wed 31/1205:05BKK - KEF
2 stops41h 25mMultiple Airlines
Deal found 2/9฿29,520
Mon 27/1010:30KEF - BKK
2 stops29h 50mMultiple Airlines
Wed 12/1108:55BKK - KEF
2 stops22h 00mMultiple Airlines
Deal found 2/9฿29,649
Mon 5/107:35KEF - HKT
2 stops32h 30mMultiple Airlines
Wed 4/200:25HKT - KEF
2 stops30h 30mMultiple Airlines
Deal found 1/9฿36,884
Mon 5/120:05KEF - HKT
2 stops54h 45mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Thu 5/216:55HKT - KEF
2 stops24h 30mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Deal found 31/8฿43,989
Wed 8/1010:30KEF - HKT
2 stops49h 35mAir India
Sun 12/1020:25HKT - KEF
2 stops50h 00mAir India
Deal found 30/8฿45,023
Sun 14/1207:35KEF - HKT
2 stops41h 00mเตอร์กิชแอร์ไลน์
Mon 29/1209:05HKT - KEF
2 stops37h 15mเตอร์กิชแอร์ไลน์
Deal found 2/9฿52,419
Mon 5/109:45KEF - HKT
1 stop16h 15mFinnair
Thu 5/210:45HKT - KEF
1 stop36h 10mFinnair
Deal found 1/9฿52,903

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 2 September 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 27/10

11:30-07:20

1 stop36h 50m

Bangkok Suvarnabhumi

Wed 12/11

09:05-10:45

1 stop32h 40m

฿24,514

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 27/10

11:30-07:20

1 stop36h 50m

Bangkok Suvarnabhumi

Sun 9/11

22:50-10:45

1 stop18h 55m

฿25,773

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Wed 29/10

11:30-11:00

1 stop16h 30m

Bangkok Suvarnabhumi

Wed 17/12

09:05-16:20

1 stop38h 15m

฿27,421

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Wed 29/10

11:30-11:00

1 stop16h 30m

Bangkok Suvarnabhumi

Thu 18/12

12:45-10:45

1 stop29h 00m

฿28,939

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Thu 5/2

18:05-10:25

1 stop33h 20m

Bangkok Suvarnabhumi

Thu 12/3

12:25-18:20

1 stop36h 55m

฿29,229

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 1/12

07:40-17:50

2 stops27h 10m

Bangkok Suvarnabhumi

Wed 31/12

05:05-15:30

2 stops41h 25m

฿29,520

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 27/10

10:30-23:20

2 stops29h 50m

Bangkok Suvarnabhumi

Wed 12/11

08:55-23:55

2 stops22h 00m

฿29,649

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Mon 5/1

07:35-23:05

2 stops32h 30m

Phuket City

Wed 4/2

00:25-23:55

2 stops30h 30m

฿36,884

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Mon 5/1

20:05-09:50

2 stops54h 45m

Phuket City

Thu 5/2

16:55-10:25

2 stops24h 30m

฿43,989

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Wed 8/10

10:30-19:05

2 stops49h 35m

Phuket City

Sun 12/10

20:25-15:25

2 stops50h 00m

฿45,023

Flights are sorted by cheapest return flights first.

Deals found on 31/8

Showing 1-10 of 30 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 ฿16,343). Flying from Reykjavik Keflavik Intl Airport in February will prove the most costly (average of ฿37,239). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Reykjavik Keflavik Intl Airport?

Only one airline operates round-trip flights from Reykjavik Keflavik Intl Airport: Finnair. This airline flies to the following popular destinations: Bangkok.

Finnair
Finnair
From ฿888

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 (206 flights per day), Stockholm (74 flights per day) and Copenhagen (65 flights per day).

Chicago
Chicago
From ฿429
Paris
Paris
From ฿120
Vienna Intl
Vienna Intl
From ฿145
Munich Franz Josef Strauss
Munich Franz Josef Strauss
From ฿313

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 Paris, with prices starting at ฿3,868. Explore other affordable destinations below.

Paris
Paris
From ฿120
Berlin Brandenburg
Berlin Brandenburg
From ฿130
Vienna Intl
Vienna Intl
From ฿145

Airline reviews for flights from Keflavik Intl

Get insights into the airlines that provide service from 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 airline for your flight from Keflavik Intl. In the last 7 days, Cheapflights users made a total of 17,341 searches.
Read through reviews of airlines serving Reykjavik Keflavik Intl Airport, 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
1,321 reviews
Check prices

Boarding

7.6

Entertainment

6.9

Crew

8.1

Overall

7.6

Food

6.7

Comfort

7.5

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
1,321 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Boarding

7.6

Entertainment

6.9

Crew

8.1

Overall

7.6

Food

6.7

Comfort

7.5

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.

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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 2 September 2025.
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 2 September 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, Oslo Gardermoen Airport. 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 ฿3,868 to Paris Charles de Gaulle Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿14,932 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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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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