Cheap Flights from London to Iasi

Compare London to Iasi flight deals

Find the cheapest month or even day of the year to fly to Iasi

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Flight deals from London to Iasi

Looking for a cheap last-minute deal or the best return flight from London to Iasi? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from London to Iasi

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Iasi flights are currently cheapest in September.

Direct flights from London to Iasi

London to Iasi: Alternative routes

Compare routes from London to Iasi below. You may find an airport to fly into that's cheaper, faster, or easier than Iasi.

London to Iasi: Flight information

The things to know before you go.
Cheapest flight foundR 582
Cheapest month to flySeptember
Average flight time3 hrs, 15 mins
Most popular airlineWizz Air Malta
Average flights per week15

Finding cheap flights from London to Iasi: Frequently asked questions

The best price we found for a return flight from London to Iasi is R 1,302. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 15 minutes is the average flight time from London to Iasi.
Wizz Air Malta flies direct from London to Iasi.
As of July 2025, there are 15 flights per week flying from London to Iasi.
The cheapest month to fly from London to Iasi is usually November.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Iasi Airport on Tuesday, 18 November 2025.
Yes – the average flight time is 3 hours and 15 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Iasi but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Iasi is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Iasi is Wizz Air Malta .

Travelling from London to Iasi Airport (IAS): What you need to know

  • You can choose from a range of airports when planning your flight from London to Iasi Airport (IAS). Check out your options for departing London Heathrow Airport (LHR), London Gatwick Airport (LGW) or Stansted Airport (STN). London Luton Airport (LTN) and London City Airport (LCY) also service London.

  • The timezone in Iasi is UTC+2, which is two hours ahead of London. Iasi Airport is located in Iasi.

  • Your flight from London to IAS won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • During peak travel periods, expect extended wait times and get there earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international trips.

Airports in London

London Heathrow Airport (LHR)

  • We make it easy to book cheap flights from London to IAS that include a stopover. To explore your options departing from London Heathrow Airport (LHR), deselect 'Direct flights only.' Next, select a flight with a stop long enough to tour your chosen city. Top stopovers between LHR and IAS include:

    • Vienna International Airport (VIE)

    • Bucharest Henri Coanda International Airport (OTP)

    • Stuttgart Airport (STR)

  • The journey from central London to LHR takes about 1 hour by public transport. If you drive, ride-share or grab a cab, you'll cover the 31 kilometres in 55 minutes or so, depending on traffic conditions.

  • Catching an early flight from London to Iasi Airport? Avoid the stress of rushing to the terminal (and enjoy a few extra z's) by staying at one of these stays near London Heathrow Airport:

  • 68.18% of flights taking off from London Heathrow Airport touch down at their destination on time.

London Gatwick Airport (LGW)

  • Break up your flight from London to Iasi Airport with a stop at Dublin Airport (DUB). A major connection between London Gatwick Airport and IAS, it's the perfect opportunity to enjoy some downtime before continuing your journey.

  • Using public transport, you can travel from central London to LGW in around 30 minutes. The terminal is roughly 80 kilometres away, and making the trip by car takes approximately 1 hour 20 minutes.

  • Got a crack-of-dawn departure? Think about checking in to one of these hotels near London Gatwick Airport the day before your London to IAS flight:

  • Looking at how often flights stay on schedule, London Gatwick Airport has an on-time arrival performance of 69.26%.

Stansted Airport (STN)

  • Reserve a plane ticket from London to Iasi Airport (IAS) departing from Stansted Airport (STN) with one or more stops. Popular stopovers between STN and IAS are:

    • Vienna International Airport (VIE)

    • Bucharest Henri Coanda International Airport (OTP)

    • Orio al Serio International Airport (BGY)

  • From the centre of London, STN is around 64 kilometres away. It takes roughly 1 hour to get to the airport by car and 1 hour 25 minutes or so if you use public transport.

  • Relax in bed for a little longer and still make your London to Iasi Airport flight without having to rush. These accommodation options near Stansted Airport make departure day effortless if you're flying out first thing:

  • Airports have an on-time performance rating that measures how often flights arrive when they should. At STN, that figure is 64.73%.

About Iasi Airport (IAS)

  • The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from London to Iasi Airport. Book one of these accommodation options near IAS instead:

  • Pick up an Iasi Airport rental car and explore Iasi and beyond with your own set of wheels. Klass Wagen, Pricecarz and Wheego are top outlets you can book with here.

  • Booking your ride around one week ahead of your London to Iasi Airport flight can help you find the best deal.

Getting from Iasi Airport (IAS) to central Iasi

  • Iasi Airport is around 2 kilometres from central Iasi. How long it takes to get there in a car hire or cab will depend on the time of day. Do a little research beforehand.

  • It takes roughly 35 minutes if you're travelling on public transport.

How to find the cheapest flights from London to Iasi Airport (IAS)

  • Right now, R 582 is the best price we've found for a one-way ticket from London to Iasi Airport. The cheapest price for a return flight is R 1,302. Keep in mind fares can change due to availability at the time of booking.

  • To snag cheap flights from London to IAS, book your ticket one month ahead of your planned departure.

  • The best month for finding cheap London to Iasi Airport tickets is June. Use the 'Whole month' tool to compare flight prices, then select the dates that offer the lowest fares.

  • Locking in a cheap plane ticket from London to IAS is easy with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as prices go down.

  • Filters make it easier to dig up a deal for your flight from London to Iasi Airport. Pick the airlines, flight times and stops that work for you. Then sort the results by 'Cheapest' to find the most affordable option fast.

The best time to fly from London to Iasi Airport (IAS)

  • It's time to decide when to book your flight from London to Iasi Airport (IAS). July is the most popular month to visit Iasi. If you like your getaways a little more chill, head there in April.

  • The warmest month in Iasi is August, with temperatures ranging between 15ºC (59ºF) and 32ºC (90ºF). Lock in your London to IAS plane ticket then if you enjoy this type of weather.

  • Look for cheap tickets from London to Iasi Airport in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -9ºC (16ºF) and 7ºC (45ºF).

More about Iasi

  • When it comes to looking for somewhere to rest your head, you'll find the best places to stay in Iasi right here. Explore these hotels once you've locked in your flight from London to Iasi Airport:

  • Your Iasi trip should come with a side of sightseeing. Big-name attractions that belong on your itinerary include Galata Monastery, The Catholic Cathedral Saint Mary and Monastery of the Three Holy Hierarchs.

Explore more of Romania

  • Galaţi is just one of the many places in Romania waiting to be discovered once you've seen Iasi. Around 193 kilometres away to the south, popular attractions include Faleza Dunării, Locomotiva cu aburi and Mihai Eminescu Park.

  • If you're interested in discovering another well-known destination in Romania, consider Braşov, about 225 kilometres south-west of Iasi. Brasov Historical Centre, Centru Vechi and Black Tower are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.