Find flights
Airlines
Thailand (ภาษาไทย)
ภาษาไทย

฿14,756+ 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 21/10. 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
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 16 September 2025.

Good round-trip deal

฿12,427 or less

Good one-way deal

฿4,143 or less
Price to beat on a round-trip flight from Reykjavik Keflavik Intl.
Search Deals
Price to beat on a one-way flight from Reykjavik Keflavik Intl.
Search Deals

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 16 September 2025.

Mon 3/1111:30KEF - BKK
1 stop36h 50mสแกนดอเนเวียนแอร์ไลน์
Wed 19/1109:05BKK - KEF
1 stop32h 40mสแกนดอเนเวียนแอร์ไลน์
Deal found 15/9฿22,580
Mon 26/111:30KEF - BKK
1 stop36h 50mสแกนดอเนเวียนแอร์ไลน์
Mon 9/212:00BKK - KEF
2 stops29h 45mสแกนดอเนเวียนแอร์ไลน์
Deal found 15/9฿23,247
Mon 10/1111:30KEF - BKK
1 stop36h 50mสแกนดอเนเวียนแอร์ไลน์
Sun 23/1122:50BKK - KEF
1 stop18h 55mสแกนดอเนเวียนแอร์ไลน์
Deal found 15/9฿24,710
Wed 29/1011:30KEF - BKK
1 stop16h 30mสแกนดอเนเวียนแอร์ไลน์
Thu 18/1212:45BKK - KEF
1 stop29h 00mสแกนดอเนเวียนแอร์ไลน์
Deal found 15/9฿25,601
Sat 8/1111:25KEF - BKK
2 stops48h 20mสแกนดอเนเวียนแอร์ไลน์
Sun 23/1121:10BKK - KEF
2 stops49h 15mสแกนดอเนเวียนแอร์ไลน์
Deal found 14/9฿25,951
Thu 11/1217:55KEF - BKK
2 stops27h 25mMultiple Airlines
Sun 14/1209:15BKK - KEF
1 stop21h 40mMultiple Airlines
Deal found 15/9฿26,078
Thu 30/1012:30KEF - BKK
3 stops28h 00mMultiple Airlines
Thu 6/1107:35BKK - KEF
2 stops23h 20mMultiple Airlines
Deal found 15/9฿26,364
Mon 5/107:35KEF - BKK
2 stops33h 35mMultiple Airlines
Mon 16/219:30BKK - KEF
2 stops35h 25mMultiple Airlines
Deal found 15/9฿27,891
Sun 2/1107:30KEF - HKT
3 stops28h 50mMultiple Airlines
Thu 6/1119:10HKT - KEF
2 stops30h 10mMultiple Airlines
Deal found 14/9฿31,484
Mon 17/1107:35KEF - HKT
2 stops27h 20mMultiple Airlines
Sun 30/1100:25HKT - KEF
2 stops44h 45mMultiple Airlines
Deal found 15/9฿31,770
Fri 19/1208:00KEF - HKT
2 stops24h 45mเตอร์กิชแอร์ไลน์
Fri 2/122:25HKT - KEF
2 stops23h 55mเตอร์กิชแอร์ไลน์
Deal found 14/9฿32,502
Mon 3/1107:35KEF - HKT
2 stops52h 35mMultiple Airlines
Sun 23/1119:10HKT - KEF
2 stops27h 20mMultiple Airlines
Deal found 15/9฿34,951

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 16 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

Sat 14/2

18:35-10:25

1 stop32h 50m

Bangkok Suvarnabhumi

Thu 26/2

12:25-18:20

1 stop36h 55m

฿28,876

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Thu 8/1

11:45-23:10

2 stops28h 25m

Bangkok Suvarnabhumi

Thu 19/2

18:40-10:55

2 stops23h 15m

฿29,735

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Mon 5/1

11:50-23:10

2 stops28h 20m

Bangkok Suvarnabhumi

Mon 16/2

17:05-10:55

2 stops24h 50m

฿29,799

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Thu 8/1

18:05-10:25

1 stop33h 20m

Bangkok Suvarnabhumi

Thu 19/2

12:25-18:20

1 stop36h 55m

฿31,166

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Mon 17/11

07:35-17:55

2 stops27h 20m

Phuket City

Sun 30/11

00:25-14:10

2 stops44h 45m

฿31,770

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Sun 2/11

07:50-15:15

2 stops24h 25m

Phuket City

Thu 6/11

19:10-18:20

2 stops30h 10m

฿32,216

ReykjavikPhuket City

KEF - HKT

KEFHKT

Reykjavik Keflavik Intl

Fri 19/12

08:00-15:45

2 stops24h 45m

Phuket City

Fri 2/1

22:25-15:20

2 stops23h 55m

฿32,502

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Fri 12/12

11:50-23:10

2 stops28h 20m

Bangkok Suvarnabhumi

Thu 15/1

18:40-17:15

2 stops29h 35m

฿34,283

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Sun 14/12

11:50-23:10

2 stops28h 20m

Bangkok Suvarnabhumi

Fri 16/1

18:40-10:55

2 stops23h 15m

฿34,283

ReykjavikBangkok

KEF - BKK

KEFBKK

Reykjavik Keflavik Intl

Sun 14/12

11:50-23:10

2 stops28h 20m

Bangkok Suvarnabhumi

Tue 20/1

17:05-10:50

2 stops24h 45m

฿34,283

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 28 results
1
2
3

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 ฿16,092). Flying from Reykjavik Keflavik Intl Airport in February will prove the most costly (average of ฿36,668). 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 (116 flights per day), New York (105 flights per day) and Chicago (80 flights per day).

Chicago
Chicago
From ฿429
Paris
Paris
From ฿120
Munich Franz Josef Strauss
Munich Franz Josef Strauss
From ฿313
Berlin Brandenburg
Berlin Brandenburg
From ฿130

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 ฿3,809. Explore other affordable destinations below.

Paris
Paris
From ฿120
Berlin Brandenburg
Berlin Brandenburg
From ฿130
Munich Franz Josef Strauss
Munich Franz Josef Strauss
From ฿313

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
1,323 reviews
Check prices

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.6

Crew

8.1

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
1,323 reviews
Finnair
7.6
Good
1,323 reviews
Check prices

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.6

Crew

8.1

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.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 16 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 16 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 Bangkok Suvarnabhumi Airport, Copenhagen, Paris. 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 ฿3,809 to Paris Charles de Gaulle Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿11,286 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!

See more FAQs

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.