$387 Cheap KLM flights Sandefjord (TRF) to Billund (BLL)

You'll discover affordable return KLM flights from $753 from TRF to BLL by sorting your results from "Price (lowest to highest)" on Expedia. Or search for options from $387 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To grab affordable flights from TRF to BLL with KLM, begin searching about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another helpful tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Browse KLM's earliest flights from TRF to BLL by checking our "Morning" and "Early Morning" filters. Not only will you arrive sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

A 4-star airline rating and the chance to rack up points through KLM Flying Blue are the start of the reasons to jet off from TRF to BLL with KLM. Plus, when you join our One Key™ program, you can receive OneKeyCash™* on top of any airline loyalty program earnings. It's yours to spend on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.