The cheapest one-way ticket from London to Iasi found recently is 42€, on 21 Nov (November 2026, one stop). The most expensive month is January 2027, from 95€. Round trips start at 242€, in December 2026. There are direct flights, the shortest taking 3h 15m. Airlines on this route: Ryanair, easyJet, Wizz Air Malta.
Lowest fare by month
| Month | One way | Round trip |
|---|---|---|
| November 2026 | 42€21 Nov · 1 stop | 288€8 Nov–12 Nov · 1 stop |
| December 2026 | 87€1 Dec · 1 stop | 242€23 Dec–30 Jan · 1 stop |
| January 2027 | 95€4 Jan · direct | — |
| August 2027 | — | 319€20 Aug–25 Aug · 3 stops |
Cheapest days in November 2026
One way, per adult. Blank days: nobody searched them lately.
At a glance
- Airports
- STN · LGW · SEN · LTN · LCY · LHR → IAS
- Airlines
- Ryanair, easyJet, Wizz Air Malta
- Direct flights
- Yes, direct fares were seen
The rest of the trip to Iasi
- Internet when you land ↗An eSIM for the country, set up before you fly. Handy outside the EU, or when roaming costs extra.
- A ride from the airport ↗A driver waiting at arrivals, at a fixed price.
- Things to do in Iasi ↗Tickets for museums, tours and sights.
Flight delayed by three hours or more, or cancelled? Under EU rules you may be owed up to €600. Check your claim.
Frequently asked questions
How much is a flight from London to Iasi?
The cheapest one-way ticket found recently is 42€, in November 2026. A round trip starts at 242€. Fares are per adult and change often.
What is the cheapest month to fly from London to Iasi?
November 2026, from 42€ one way. The most expensive is January 2027, from 95€.
Are there direct flights from London to Iasi?
Yes, direct fares were found on this route in recent days.
How long is the flight from London to Iasi?
The shortest flight found takes 3h 15m.
Which airlines fly from London to Iasi?
Ryanair, easyJet, Wizz Air Malta.
Which airports do flights from London to Iasi use?
They leave from STN, LGW, SEN, LTN, LCY, LHR and land at IAS.
Want to know when it gets cheaper?
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Watch this routeFlying back: Iasi to London
Iasi → LondonFares are the lowest travellers found in recent days' searches, per adult. They change: check the price before you book. Booking links go to our travel partner and are affiliate links: if you book through them we earn a small commission, at no cost to you.