Cheap flights from London-Heathrow to Antofagasta
Cheap return flights from London-Heathrow to Antofagasta
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Antofagasta flight facts
What you need to know
What are the cheapest airlines?
- Iberia
- LATAM Airlines
- Air France
These airlines usually offer the cheapest flights from London-Heathrow to Antofagasta.
What airlines fly indirectly?
- KLM
- American Airlines
- Delta Air Lines
These airlines fly from London-Heathrow to Antofagasta, but you’ll have at least one layover.
How long is the flight?
18 hours
This is the shortest flight time from London-Heathrow to Antofagasta.
Alternative flights from the UK to Antofagasta
Check out prices for other routes
Alternative flights from London-Heathrow
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the London-Heathrow/Antofagasta route. There are around 35 flights on any given week from the UK to Antofagasta and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from London-Heathrow to Antofagasta
Tips and advice from our flight experts
You've searched for flights from London-Heathrow to Antofagasta. We've found 25 flights and compared them to give you the best offer. Iberia is, on average, the cheapest for this route, so keep an eye on them. The cheapest offer we've found is a one-way ticket for the route from London-Heathrow to Antofagasta on 14/04/2026 at 08:10 for £59.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 11,600 km flight from London-Heathrow to Antofagasta.
To find the best offers, consider booking 2-3 months in advance or looking for last-minute deals. The best time to fly is during the off-peak season. LATAM Airlines is a popular choice for this route, and the average flight duration is around 18 hours. After selecting an offer, fill out your information and proceed with payment. Don't forget to check our flight + hotel service to book everything at once, saving you time and money.
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