Cheap flights from London to Tehran
from 218 US$
From 437 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 218 US$
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About this route
Compare flights from London to Tehran, a about 4,385 km route (around 5h 59m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Iran Air operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly London to Tehran?
It's usually 2026-09, from 218 USD. Use the price calendar to compare other dates.
How long is the flight from London to Tehran?
A nonstop flight takes about 5h 59m and covers around 4,385 km. Connecting itineraries take longer.
Are there direct flights from London to Tehran?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from London to Tehran?
Iran Air operate this route, among others. Compare them all in the results.
When should I book London–Tehran flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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London → Tehran · Live fares from 100+ sites — free, with no hidden fees.