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Cheap Flights from Reykjavik (KEF) to Bangkok (BKK)

Compare Reykjavik Keflavik to Bangkok Suvarnabhumi flight deals

Find the cheapest month or even day of the year to fly to Bangkok Suvarnabhumi

Book the best Bangkok Suvarnabhumi fare with no extra fees

Map with a flight path from Reykjavik Keflavik to Bangkok Suvarnabhumi. A plane icon is halfway along the route with a label that says "1+ stops".
1+ stops

Your route at a glance

Cheapest deal$1,243
Cheapest monthNovember
Most popular airlineFinnair

Flight deals from Reykjavik Keflavik to Bangkok Suvarnabhumi

Looking for a cheap last-minute deal or the best return flight from Reykjavik Keflavik to Bangkok Suvarnabhumi? Find the lowest prices on one-way and return tickets right here.
Bangkok.$1,243 per passenger.Departing Mon, 24 Nov, returning Sat, 6 Dec.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Reykjavik Keflavik on Mon, 24 Nov, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with British Airways, departs from Bangkok Suvarnabhumi on Sat, 6 Dec, arriving in Reykjavik Keflavik.Price includes taxes and charges.From $1,243, select.
Bangkok.$1,244 per passenger.Departing Tue, 11 Nov, returning Sat, 29 Nov.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Reykjavik Keflavik on Tue, 11 Nov, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with British Airways, departs from Bangkok Suvarnabhumi on Sat, 29 Nov, arriving in Reykjavik Keflavik.Price includes taxes and charges.From $1,244, select.
Bangkok.$1,244 per passenger.Departing Sat, 10 Jan, returning Sat, 24 Jan.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Reykjavik Keflavik on Sat, 10 Jan, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with British Airways, departs from Bangkok Suvarnabhumi on Sat, 24 Jan, arriving in Reykjavik Keflavik.Price includes taxes and charges.From $1,244, select.
Bangkok.$1,244 per passenger.Departing Thu, 18 Sep, returning Thu, 25 Sep.Return flight with Wizz Air and IndiGo.Outbound indirect flight with Wizz Air, departs from Reykjavik Keflavik on Thu, 18 Sep, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with IndiGo, departs from Bangkok Suvarnabhumi on Thu, 25 Sep, arriving in Reykjavik Keflavik.Price includes taxes and charges.From $1,244, select.
Bangkok.$1,264 per passenger.Departing Thu, 23 Oct, returning Thu, 20 Nov.Return flight with Wizz Air and Hainan Airlines.Outbound indirect flight with Wizz Air, departs from Reykjavik Keflavik on Thu, 23 Oct, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Hainan Airlines, departs from Bangkok Suvarnabhumi on Thu, 20 Nov, arriving in Reykjavik Keflavik.Price includes taxes and charges.From $1,264, select.
Bangkok.$1,354 per passenger.Departing Sun, 1 Feb, returning Sat, 14 Feb.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Reykjavik Keflavik on Sun, 1 Feb, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with British Airways, departs from Bangkok Suvarnabhumi on Sat, 14 Feb, arriving in Reykjavik Keflavik.Price includes taxes and charges.From $1,354, select.
Bangkok.$1,392 per passenger.Departing Fri, 21 Nov, returning Sat, 10 Jan.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Reykjavik Keflavik on Fri, 21 Nov, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with British Airways, departs from Bangkok Suvarnabhumi on Sat, 10 Jan, arriving in Reykjavik Keflavik.Price includes taxes and charges.From $1,392, select.
Bangkok.$1,400 per passenger.Departing Fri, 20 Mar, returning Mon, 20 Apr.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Reykjavik Keflavik on Fri, 20 Mar, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Mon, 20 Apr, arriving in Reykjavik Keflavik.Price includes taxes and charges.From $1,400, select.

Find the cheapest month to fly from Reykjavik Keflavik to Bangkok Suvarnabhumi

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Reykjavik Keflavik to Bangkok Suvarnabhumi flights are currently cheapest in September.
Aug
from $1,798
Sep
from $1,244
Oct
from $1,578
Nov
from $1,244
Dec
from $1,448
Jan
from $1,244
Feb
from $1,354
Mar
from $1,561
Apr
from $1,532
May
from $1,508
Jun
Find prices
Jul
from $1,792

Reykjavik Keflavik to Bangkok Suvarnabhumi: Alternative routes

Compare routes from Reykjavik Keflavik to Bangkok below. You may find an airport to fly into that's cheaper, faster, or easier than Bangkok Suvarnabhumi.

Finding cheap flights from Reykjavik Keflavik to Bangkok Suvarnabhumi: Frequently asked questions

The best price we found for a return flight from Reykjavik Keflavik to Bangkok Suvarnabhumi is $1,243. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Reykjavik Keflavik to Bangkok Suvarnabhumi. But we found flights with one or more stops from $1,243.
As of August 2025, there are no flights flying from Reykjavik Keflavik to Bangkok Suvarnabhumi.
The cheapest month to fly from Reykjavik Keflavik to Bangkok Suvarnabhumi is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Reykjavik Keflavik Airport to Bangkok Suvarnabhumi Airport on Monday, 24 November 2025.
No airlines currently offer direct flights between Reykjavik Keflavik Airport and Bangkok Suvarnabhumi Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Bangkok Suvarnabhumi but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bangkok is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, British Airways offers the cheapest flight tickets to Bangkok Suvarnabhumi.

Travelling from Keflavik International Airport (KEF) to Suvarnabhumi Airport (BKK): what you need to know

  • Bangkok is seven hours ahead of Reykjavik and is in the UTC+7 timezone.

  • Your KEF to BKK flight won't wait if you're late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • You can expect longer lines during popular months like July. Arriving up to four hours in advance for international flights and two hours for a domestic departure will help ensure a smooth travel experience.

  • We make it a piece of cake to book a flight with a stopover. To see your options for tickets from Keflavik International Airport to Suvarnabhumi Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to explore your chosen city. Stopovers between KEF and BKK include:

    • Vancouver International Airport

    • Stockholm Arlanda Airport

    • Copenhagen Airport

How to find the cheapest flights from Keflavik International Airport (KEF) to Suvarnabhumi Airport (BKK)

  • Currently, $680 is the lowest price we've seen for a one-way Keflavik International Airport to Suvarnabhumi Airport flight. The best price for a return plane ticket is $1,243. Bear in mind that fares can change due to availability when booking.

  • Don't leave things to the last minute. You're more likely to get cheap tickets from KEF to BKK if you book early. Airlines often offer some terrific early bird discounts.

  • Finding cheap flights from Keflavik International Airport to Suvarnabhumi Airport is easy if you're flexible with your dates. Use the 'Whole month' function to see the lowest prices across each month and bag a great deal.

  • Spend less time searching for cheap flights from KEF to BKK by setting up a Price Alert. We'll send you an email or push notification on the app when a lower fare becomes available.

  • Pick your ideal departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from Keflavik International Airport to Suvarnabhumi Airport.

Handy information about Keflavik International Airport (KEF)

  • 66.96% of flights leaving from Keflavik International Airport make it to their destination on schedule.

  • Central Reykjavik to Keflavik International Airport is approximately 48 kilometres. Depending on traffic, it'll take about 50 minutes to get there if you're ride-sharing, catching a cab or driving.

  • You can expect a trip time of about 1 hour 15 minutes on public transport.

  • Catching an early flight from Keflavik International Airport to Suvarnabhumi Airport? Avoid the hassle of rushing to the airport (and catch some extra z's) by choosing one of these stays close to KEF:

Arriving at Suvarnabhumi Airport (BKK)

  • If you have a late Keflavik International Airport to Suvarnabhumi Airport flight, few things top the convenience of staying close to the terminal. Grab your bags from the carousel and then be showered and snoozing soon after at one of these options near BKK:

  • Grab a Suvarnabhumi Airport rental car and discover Bangkok and beyond with your own wheels. Chic Car Rent, asap car hire and Hertz are popular outlets you can book with here.

  • Booking your ride from Suvarnabhumi Airport around four weeks in advance gives you the best chance of locking in a great deal.

Getting from Suvarnabhumi Airport (BKK) to central Bangkok

  • From Suvarnabhumi Airport, Bangkok is approximately 32 kilometres away. It takes around 35 minutes to reach the centre by car.

  • If you're travelling by public transport, expect a journey time of around 1 hour 5 minutes.

When to fly to Suvarnabhumi Airport (BKK)

  • July is the busiest month for flights from Keflavik International Airport to Suvarnabhumi Airport. To avoid the crowds, visit Bangkok in April.

  • Before locking in your flight from Keflavik International Airport to Suvarnabhumi Airport, think about the kind of weather you enjoy. April is the warmest month in Bangkok, with temperatures ranging from 26ºC (79ºF) to 37ºC (99ºF).

  • Search for cheap tickets from KEF to BKK in December if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 19ºC (66ºF) and 33ºC (91ºF) on average.

Explore more of Thailand

  • You've done Bangkok, now it's time to explore other corners of Thailand. Travel around 467 kilometres north-east to Udon Thani to check off its top attractions. From Nong Prajak Public Park to Krom Luang Prachaksinlapakhom Monument and Chinesisches Tor, you'll have a packed itinerary ahead.

  • If you're eager to discover another well-known destination in Thailand, head for Chon Buri, about 64 kilometres south-east of Bangkok. Wat Ton Son, Forest and Phra Phutthasihing Hall are key reasons to visit.

Plan the rest of your trip from Reykjavik to Bangkok

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.