HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Suvarnabhumi

Cheap flights from Keflavik Intl (KEF) to Suvarnabhumi (BKK)

KEF — BKK
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Keflavik Intl to Suvarnabhumi with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Keflavik Intl to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Suvarnabhumi (BKK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Popular in

December

Cheapest in

May

Average price

$1,038
Highest demand for flights based on searches. 10% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Best time to book a flight from Keflavik Intl to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Keflavik Intl with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Reykjavik Keflavik Intl Airport to Bangkok Suvarnabhumi Airport

What is the cheapest month to book a flight from Reykjavik Keflavik Intl Airport to Bangkok Suvarnabhumi Airport?

Currently, March is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Bangkok Suvarnabhumi Airport (average of $953). Flying from Reykjavik Keflavik Intl Airport to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport ranges from 0.4 - 12.6 inches per month. September is typically the wettest month, when rainfall can reach 12.6 in. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 0.4 in.

Temperature in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to Suvarnabhumi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Keflavik Intl to Suvarnabhumi that include hotel bookings?

    Yes. In addition to deals on Keflavik Intl to Suvarnabhumi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Keflavik Intl to Suvarnabhumi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Keflavik Intl to Suvarnabhumi.

  • Can I find deals for business class flights from Keflavik Intl to Suvarnabhumi?

    Yes. Cheapflights offers flight deals from Keflavik Intl to Suvarnabhumi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Reykjavik Keflavik Intl Airport to Bangkok Suvarnabhumi Airport?

    Currently, March is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Bangkok Suvarnabhumi Airport (average of $953). Flying from Reykjavik Keflavik Intl Airport to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Sattahip
Chonburi
Kanchanaburi
Cha-am
Ko Samet
Phetchaburi
Pak Chong
Ko Lan

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.

Top 2 airlines flying from Keflavik Intl to Suvarnabhumi

Discover the top 2 airlines that operate flights from Keflavik Intl to Suvarnabhumi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$506Average$660FlexibilityNo cancel feeOn-time77%
FinnairCheapest$805Average$1,085FlexibilityNo cancel feeOn-time76%

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.