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Cheap flights from London to Iaşi from £41

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Iaşi departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from London to Iaşi

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London to Iaşi.
20:50 - 02:05LTN-IAS
3h 15mdirect
18:45 - 20:10IAS-LTN
3h 25mdirect
£81Wizz Air
Find Deal
Mon, 19 May - Wed, 11 Jun
20:50 - 02:05LTN-IAS
3h 15mdirect
20:05 - 07:20IAS-LTN
13h 15m1 stop
Mon, 5 May - Wed, 14 May
10:25 - 15:20LHR-IAS
26h 55m1 stop
05:20 - 09:00IAS-LHR
5h 40m1 stop
£159Austrian Airlines
Find Deal
Wed, 14 May - Wed, 21 May
06:00 - 15:20LHR-IAS
7h 20m1 stop
05:20 - 08:20IAS-LHR
5h 00m1 stop
£169Austrian Airlines
Find Deal
Tue, 8 Apr - Mon, 5 May
20:25 - 01:20LHR-IAS
26h 55m2 stops
05:20 - 17:05IAS-LHR
13h 45m2 stops
£197Lufthansa
Find Deal
Mon, 5 May - Wed, 14 May
22:15 - 09:10STN-IAS
8h 55m1 stop
22:55 - 07:45IAS-STN
10h 50m1 stop
£201Ryanair
Find Deal
Sat, 12 Apr - Sat, 19 Apr
20:25 - 01:20LHR-IAS
26h 55m2 stops
05:20 - 18:25IAS-LHR
15h 05m2 stops
£210Lufthansa
Find Deal
Mon, 5 May - Wed, 14 May
16:15 - 09:10STN-IAS
14h 55m2 stops
22:55 - 07:45IAS-STN
10h 50m1 stop
£234Ryanair
Find Deal
Sat, 12 Apr - Sat, 19 Apr
09:35 - 19:35LCY-IAS
8h 00m2 stops
09:15 - 17:20IAS-LCY
10h 05m2 stops
£470KLM
Find Deal
Mon, 5 May - Wed, 14 May
17:50 - 08:50LCY-IAS
13h 00m2 stops
05:25 - 16:40IAS-LCY
13h 15m2 stops
£629KLM
Find Deal
Wed, 6 Aug - Tue, 26 Aug

Austrian Airlines flights from London to Iaşi

Our best Austrian Airlines deals on London to Iaşi flight tickets
Austrian Airlines
14 May
LHR10:25London Heathrow
26h 55m
1 stop
IAS15:20Iasi
21 May
IAS05:20Iasi
5h 40m
1 stop
LHR09:00London Heathrow
Austrian Airlines
8 Apr
LHR06:00London Heathrow
7h 20m
1 stop
IAS15:20Iasi
5 May
IAS05:20Iasi
5h 00m
1 stop
LHR08:20London Heathrow
Austrian Airlines
24 Apr
LHR10:25London Heathrow
12h 55m
1 stop
IAS01:20Iasi
1 May
IAS16:00Iasi
18h 20m
1 stop
LHR08:20London Heathrow

Wizz Air flights from London to Iaşi

Our best Wizz Air deals on London to Iaşi flight tickets
Wizz Air
19 May
LTN20:50London Luton
3h 15m
IAS02:05Iasi
11 Jun
IAS18:45Iasi
3h 25m
LTN20:10London Luton
Wizz Air
1 Apr
LTN08:15London Luton
3h 15m
IAS13:30Iasi
4 Apr
IAS06:10Iasi
3h 20m
LTN07:30London Luton
Wizz Air
29 Mar
LTN21:35London Luton
3h 15m
IAS02:50Iasi
1 Apr
IAS18:45Iasi
3h 25m
LTN20:10London Luton

See travel insights to Iaşi from

How to get the cheapest flight ticket from London to Iaşi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Iaşi?

The month of January is, on average, the cheapest month to fly to Iaşi from London, with most prices found around £67. If you’re not able to fly to Iaşi in January, then March is your next best option. Flight prices from London to Iaşi during March average around £88.

What is the cheapest day to depart on your flight to Iaşi?

The cheapest day to depart from London to Iaşi is on a Tuesday. Travellers who choose to depart for Iaşi on a Tuesday will often find tickets for as low as £180. Flights from London to Iaşi on a Saturday will generally be more expensive and average around £228. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Iaşi?

Our most recent data shows that the best time of day to fly to Iaşi is in the evening. Flights from London to Iaşi during this time can be as low as £193. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £331 on average. Flights to Iaşi from London at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London to Iasi flight route?

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

How far in advance should I book a flight to Iaşi?

You are more likely to see cheaper flights to Iaşi from London when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Iaşi for around £254 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iaşi from London for as low as £185 on momondo.

What cabin class options are available on London to Iasi flights?

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

How have London to Iaşi flight prices changed over time?

As of March 2025, prices for London to Iaşi flights are approximately 59% more expensive when compared to flights at the same time last year.

When to book flights from London to Iaşi

Are you open to changing your travel dates? Check out the ideal times to fly from London to Iaşi according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Iaşi (LON to IAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Iaşi

Best price found

£41

Fastest flight time

3h 15m

Direct flights

Every day

Airports in Iaşi

1 airport
The best one-way flight to Iaşi from London in the past 72 hours is £41. The best return flight deal from London to Iaşi found on momondo in the last 72 hours is £81.
The fastest flight from London to Iaşi takes 3h 15m
Direct flights go from London to Iaşi every day.
There is 1 airport near Iaşi: Iasi (IAS)

  • How far is London to Iasi by plane?

    Iasi is 1274.5 mi away from London. In terms of flight time, this usually takes a little over 3h 15m.

  • When did momondo last update prices for flights from London to Iasi Airport?

    Prices for flights from London to Iasi Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London to Iasi Airport?

  • How old do you have to be to fly from London to Iasi Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Iasi Airport.

  • What documentation or ID do you need to fly to Iasi Airport?

    The travel and health documents required for your trip to Iasi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Iasi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London to Iaşi?

  • What is the most popular airline from London to Iaşi?


Best airlines flying from London to Iaşi

Compare and see reviews for airlines that fly from London to Iaşi with momondo
Airline
Rating
Free Cancellation
Price
Wizz AirPriceFrom £26Free CancellationRating
6.8
1,048 reviews
Search Wizz Air flights
Wizz AirPriceFrom £58Free CancellationRating
6.8
353 reviews
Search Wizz Air flights
Austrian AirlinesPriceFrom £162Free CancellationRating
7.5
769 reviews
Search Austrian Airlines flights
TAROMPriceFrom £205Free CancellationRating
6.5
71 reviews
Search TAROM flights
  • Wizz Air Flights From London to Iaşi

    Wizz Air flies from London to Iaşi around 7 times per week, with 353 momondo users rating the airline 6.8/10. The cheapest Wizz Air deal from London to Iaşi in the last 72 hours was £75 (round-trip), much lower than the average airfare cost of £255 for Wizz Air flights on this route.


Why use momondo?

Why should I use momondo to find a flight deal from London to Iaşi?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Iaşi. momondo saves you time and could save you money on your trip.

Can I find flights from London to Iaşi with flexible booking policies on momondo?

All flight searches from London to Iaşi on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Iaşi?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Iaşi.

I’m not ready to book a flight from London to Iaşi right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Iaşi flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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