Flights
Insights
FAQs

Iberia flights from London Heathrow Airport to Philadelphia (LHR - PHL)

LHR — PHL
3 Jun — 10 Jun1
1 adult
1 adult, Economy, 0 bags

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

Iberia flights from Heathrow to Philadelphia in 2026

Find detailed information about Iberia flights from Heathrow to Philadelphia. Explore the options provided by Iberia to plan your journey from Heathrow to Philadelphia. Data last updated 4 May 2026.

One-way from

£451

Return from

£674

Popular in

December

Cheapest in

September

Average price (all airlines)

£582
Iberia
  • Iberia
  • 14/7
  • 2 total stops
  • 17h 05m total
  • London to Philadelphia
Search Deals
Iberia
  • Iberia
  • 2/6-11/6
  • 1 total stop
  • 21h 48m total
  • London to Philadelphia
Search Deals
Highest demand for flights from London Heathrow to Philadelphia; 1% potential price increase.
Search Deals
Best time to find cheap flights from London Heathrow to Philadelphia; 1% potential price drop.
Search Deals
Average price for all London Heathrow to Philadelphia flights (one-way and round-trip).
Search Deals

  • How do most travelers feel about Iberia?

    Cheapflights users who travel with Iberia (a popular airline from London Heathrow Airport to Philadelphia) have rated them a 7.0/10. This rating comes from 3,208 reviews. If you are looking to travel LHR-PHL, search your dates above.

  • Can I get a flight from London Heathrow Airport to Philadelphia on Iberia for under £589?

    Iberia offers 9 flights from London Heathrow Airport to Philadelphia for under £589. Prices vary by date and time. To see all prices and select your dates, click here.

Find Iberia flight deals from Heathrow to Philadelphia

Enter your travel dates to find the best prices.

Cheapest Iberia flights from Heathrow to Philadelphia
Explore the most affordable Iberia flight options available from Heathrow to Philadelphia. Find the lowest fares with prices last updated on 4 May 2026.

Tue 2/609:55
LHR
-
PHL
1 stop14h 43m
Iberia
Thu 11/618:45
PHL
-
LHR
Nonstop7h 05m
Iberia
Deal found 3/5£674
Mon 29/609:15
LHR
-
PHL
Nonstop7h 55m
Iberia
Tue 14/718:50
PHL
-
LHR
Nonstop7h 00m
Iberia
Deal found 29/4£690
Tue 23/616:05
LHR
-
PHL
1 stop26h 45m
Iberia
Sat 27/621:59
PHL
-
LHR
1 stop31h 31m
Iberia
Deal found 1/5£692

Which month is the cheapest to fly Economy class from London Heathrow Airport to Philadelphia?

For Economy class flights, the cheapest month to fly this route is March. The most expensive months are January and December.

Best time to book a flight from Heathrow to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia 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.

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.

Fly from Heathrow to Philadelphia on another airline

Consider alternative airlines that service the Philadelphia area. Flight routes are based on user searches made on Cheapflights and were last updated on 4 May 2026.
British Airways flights from London Heathrow to Philadelphia

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 4 May 2026.
Iberia
7.0
Good
3,208 reviews
Check prices
Overview

Entertainment

6.6

Food

6.4

Crew

7.7

Boarding

7.2

Comfort

6.7

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.