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Finnair flights from London to Miami (LON - MIA)

LON — MIA
9 Jul — 16 Jul1
1 adult

Cheapflights users flying from London to Miami on Finnair typically fly into Miami and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Miami in 2025

Find detailed information about Finnair flights from London to Miami. Explore the options provided by Finnair to plan your journey from London to Miami. Data last updated 4 July 2025.

One-way from

£465

Return from

£426

Popular in

December

Cheapest in

September

Average price (all airlines)

£547
Finnair
  • Finnair
  • 7/10
  • Nonstop
  • 9h 45m total
  • London to Miami
Finnair
  • Finnair
  • 1/9-22/9
  • 3 total stops
  • 38h 25m total
  • London to Miami
Highest demand for flights from London to Miami; 1% potential price increase.
Best time to find cheap flights from London to Miami; 2% potential price drop.
Average price for all London to Miami flights (one-way and round-trip).
  • Can I get a flight from London to Miami on Finnair for under £800?

    There are 1 flights available on Finnair from London to Miami for under £800. These prices can change based on many factors including date and time. To find LON-MIA flight prices for your dates, click here.

  • How do most travelers feel about Finnair?

    The general consensus from 47 Cheapflights users is that Finnair is a 7.2/10. Select your travel dates above for updated prices on flights from London to Miami (LON-MIA).

Find Finnair flight deals from London to Miami

Cheapest Finnair flights from London to Miami
Explore the most affordable Finnair flight options available from London to Miami. Find the lowest fares with prices last updated on 4 July 2025.

Mon 25/813:40LHR - MIA
Nonstop9h 35mFinnair
Tue 9/920:45MIA - LHR
Nonstop8h 50mFinnair
Deal found 2/7£440
Mon 18/815:05LGW - MIA
1 stop14h 03mFinnair
Sat 30/813:35MIA - LGW
1 stop13h 35mFinnair
Deal found 2/7£485

Travel insights for Finnair flights from London to Miami

Get recent, data-driven insights about Finnair flights from London to Miami including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London to Miami with Finnair?

Use this chart to determine the optimal time to book a return flight from London to Miami. Price data was last updated on 27 June 2025.

Booking with Finnair 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Miami. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London to Miami with Finnair?

Currently, the most affordable month to book a Finnair flight from London to Miami in November, with an average price of £352. Conversely, traveling with Finnair from London to Miami in August will be the most expensive, with an average cost of £463. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Finnair flight availability from London to Miami

The most Finnair flights from LON to MIA are scheduled on a Wednesday (3 on average). You will have fewer Finnair flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Miami by month

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

In terms of precipitation, rainfall in Miami ranges from 41.0 - 252.0 inches per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Miami when rainfall is around 41.0 mm.

Temperature in Miami by month

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

If weather is an important factor for your trip to Miami, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

Best time to book a flight from London to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from London 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.

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Fly from London to Miami on another airline

Consider alternative airlines that service the Miami area. Flight routes are based on user searches made on Cheapflights and were last updated on 4 July 2025.

See what others are saying about Finnair

Read reviews and see what other travellers are saying about their experiences with Finnair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Finnair for your next flight. Reviews last updated 4 July 2025.
Finnair
7.6
Good
1,304 reviews
Overview

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Food

6.7

Crew

8.1

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