Cheap flights from London to Iaşi from £92

The month of January is, on average, the cheapest month to fly to Iaşi from London, with most prices found around £92. If you’re not able to fly to Iaşi in January, then September is your next best option. Flight prices from London to Iaşi during September average around £118.

The cheapest day to depart from London to Iaşi is on a Thursday. Travellers who choose to depart for Iaşi on a Thursday will often find tickets for as low as £174. Flights from London to Iaşi on a Tuesday will generally be more expensive and average around £213. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Iaşi is in the morning. Flights from London to Iaşi during this time can be as low as £187. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £191 on average. Flights to Iaşi from London in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from London Luton to Iasi for the best London - Iasi flight prices

There is only 1 cabin class available to choose from on London to Iaşi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 13% on your flight if you consider stops on a London to Iaşi flight.

Wizz Air, Ryanair, and Austrian Airlines are the most popular carriers operating from London to Iasi

Wizz Air, Wizz Air and Austrian Airlines are the top three most popular airlines that fly to Iaşi from London according to our data. Wizz Air is the first choice among our users, with 57% of people opting to fly with this airline when travelling to Iaşi. Keep in mind that there are 3 different airlines that fly to Iaşi on a routine basis, so you have a few additional options to choose from.

Historically, on average around 9% of flights between London and Iaşi have experienced a delay on any given week. The average delay length over the past 12 months has been 142 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Wizz Air have had the fewest delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

Vienna (VIE) was the most common stop: 89% of momondo users choosing one-stop flights on this route connected there.

Flights via Milan (MXP) offer the lowest average return price of £83.

Flights connecting via Milan (MXP) have the shortest average one-way travel time: 7h 10m.

Vienna (VIE) has the shortest average stopover time for this route: 2h 56m.

1 flights are operational daily from London to Iaşi as of July 2026. The most popular departure time for this route is 08:00, with 77% of flights per day taking off at midday.

The number of flights available between London and Iaşi is 9 per week as of July 2026. The most frequent departure day is Tue, with 22% of weekly flights leaving on this day.