Iberia flights from London Heathrow Airport to Madrid, Spain (LHR - MAD)

LHR — MAD
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags

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

Iberia flights from Heathrow to Madrid in 2026

Find detailed information about Iberia flights from Heathrow to Madrid. Explore the options provided by Iberia to plan your journey from Heathrow to Madrid. Data last updated 23 March 2026.

One-way from

£49

Return from

£70

Popular in

April

Cheapest in

January

Average price (all airlines)

£171
Iberia
  • Iberia
  • 13/4
  • Nonstop
  • 2h 25m total
  • London to Madrid
Iberia
  • Iberia
  • 16/9-19/9
  • Nonstop
  • 4h 50m total
  • London to Madrid
Highest demand for flights from London Heathrow to Madrid Barajas; 12% potential price increase.
Best time to find cheap flights from London Heathrow to Madrid Barajas; 3% potential price drop.
Average price for all London Heathrow to Madrid Barajas flights (one-way and round-trip).
  • How do most travelers feel about Iberia?

    When planning your LHR-MAD trip, keep in mind that Iberia is typically rated 7.0/10. This rating comes from 3,147 reviews by Cheapflights users who have traveled with Iberia.

  • Can I get a flight from London Heathrow Airport to Madrid on Iberia for under £225?

    Cheapflights users have found 9 Iberia flights for under £225 on the LHR-MAD route. Prices on flights to Madrid from London Heathrow Airport can vary based on many factors including dates. To look at price based on your preferred dates, click here.

Find Iberia flight deals from Heathrow to Madrid

Enter your travel dates to find the best prices.

Cheapest Iberia flights from Heathrow to Madrid
Explore the most affordable Iberia flight options available from Heathrow to Madrid. Find the lowest fares with prices last updated on 23 March 2026.

Wed 22/415:50
LHR
-
MAD
Nonstop2h 25m
Iberia
Wed 6/521:00
MAD
-
LHR
Nonstop2h 15m
Iberia
Deal found 19/3£98
Wed 8/415:50
LHR
-
MAD
Nonstop2h 25m
Iberia
Wed 15/407:00
MAD
-
LHR
Nonstop2h 25m
Iberia
Deal found 22/3£103
Tue 21/418:45
LHR
-
MAD
Nonstop2h 25m
Iberia
Tue 28/414:55
MAD
-
LHR
Nonstop2h 25m
Iberia
Deal found 22/3£109

How far ahead should I book a flight from London Heathrow Airport to Madrid with Iberia?

Use this chart to determine the optimal time to book a return flight from Heathrow to Madrid. Price data was last updated on 20 March 2026.

Booking with Iberia 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Madrid. 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 Heathrow Airport to Madrid with Iberia?

Currently, the most affordable month to book a Iberia flight from London Heathrow Airport to Madrid in January, with an average price of £58. Conversely, traveling with Iberia from London Heathrow Airport to Madrid in April will be the most expensive, with an average cost of £90. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Heathrow to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid from Heathrow 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 Heathrow to Madrid on another airline

Consider alternative airlines that service the Madrid area. Flight routes are based on user searches made on Cheapflights and were last updated on 23 March 2026.

See what others are saying about Iberia

Read reviews and see what other travellers are saying about their experiences with Iberia. 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 Iberia for your next flight. Reviews last updated 23 March 2026.
Iberia
7.0
Good
3,147 reviews
Overview

Boarding

7.2

Entertainment

6.6

Comfort

6.8

Food

6.4

Crew

7.7

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