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Cheap flights from London to Iaşi from £32

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 25/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London to Iaşi

Cheap return flights

Wizz Air Logo
20:50 - 02:05LTN-IAS
3h 15mdirect
Wizz Air Logo
06:10 - 07:30IAS-LTN
3h 20mdirect
£70Wizz Air
Find Deal
Sat, 20 Sep - Mon, 22 Sep
Wizz Air Logo
20:50 - 02:05LTN-IAS
3h 15mdirect
Wizz Air Logo
06:10 - 07:30IAS-LTN
3h 20mdirect
£77Wizz Air
Find Deal
Sun, 14 Sep - Sat, 20 Sep
Wizz Air Logo
20:50 - 02:05LTN-IAS
3h 15mdirect
Wizz Air Logo
06:10 - 07:30IAS-LTN
3h 20mdirect
£84Wizz Air
Find Deal
Fri, 19 Sep - Mon, 22 Sep
 Logo
19:15 - 18:20LTN-IAS
21h 05m2 stops
 Logo
06:10 - 07:30IAS-LTN
3h 20mdirect
Sun, 14 Sep - Sat, 20 Sep
 Logo
21:50 - 11:20STN-IAS
11h 30m1 stop
 Logo
14:00 - 23:59IAS-STN
11h 59m1 stop
Thu, 25 Sep - Mon, 29 Sep
Ryanair Logo
07:30 - 22:00STN-IAS
12h 30m1 stop
Ryanair Logo
23:10 - 08:50IAS-STN
11h 40m1 stop
£126Ryanair
Find Deal
Sat, 11 Oct - Sat, 25 Oct
Austrian Airlines Logo
06:00 - 01:20LHR-IAS
17h 20m1 stop
Austrian Airlines Logo
16:00 - 08:20IAS-LHR
18h 20m1 stop
£174Austrian Airlines
Find Deal
Sun, 14 Sep - Sun, 28 Sep
Austrian Airlines Logo
06:00 - 01:20LHR-IAS
17h 20m1 stop
Austrian Airlines Logo
16:00 - 08:20IAS-LHR
18h 20m1 stop
£175Austrian Airlines
Find Deal
Sun, 7 Sep - Sun, 14 Sep
Lufthansa Logo
19:30 - 01:20LHR-IAS
27h 50m2 stops
Lufthansa Logo
16:00 - 09:05IAS-LHR
19h 05m2 stops
£254Lufthansa
Find Deal
Sat, 11 Oct - Sat, 25 Oct
Lufthansa Logo
20:25 - 15:20LHR-IAS
16h 55m2 stops
Lufthansa Logo
16:00 - 20:40IAS-LHR
6h 40m2 stops
£279Lufthansa
Find Deal
Mon, 11 Aug - Wed, 13 Aug

Ryanair flights from London to Iaşi

Our best Ryanair deals on London to Iaşi flight tickets
Ryanair
11 Oct
STN07:30London Stansted
12h 30m
1 stop
IAS22:00Iasi
25 Oct
IAS23:10Iasi
11h 40m
1 stop
STN08:50London Stansted
Ryanair
7 Jul
STN21:50London Stansted
9h 55m
1 stop
IAS09:45Iasi
15 Jul
IAS20:45Iasi
13h 05m
1 stop
STN07:50London Stansted
Ryanair
10 Jul
STN06:05London Stansted
6h 25m
1 stop
IAS14:30Iasi
14 Jul
IAS14:00Iasi
9h 25m
1 stop
STN21:25London Stansted

Austrian Airlines flights from London to Iaşi

Our best Austrian Airlines deals on London to Iaşi flight tickets
Austrian Airlines
14 Sept
LHR06:00London Heathrow
17h 20m
1 stop
IAS01:20Iasi
28 Sept
IAS16:00Iasi
18h 20m
1 stop
LHR08:20London Heathrow
Austrian Airlines
7 Sept
LHR06:00London Heathrow
17h 20m
1 stop
IAS01:20Iasi
14 Sept
IAS16:00Iasi
18h 20m
1 stop
LHR08:20London Heathrow
Austrian Airlines
14 Sept
LHR09:05London Heathrow
14h 15m
1 stop
IAS01:20Iasi
20 Sept
IAS16:00Iasi
7h 40m
1 stop
LHR21:40London Heathrow

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 £64. 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 £73.

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 £169. Flights from London to Iaşi on a Wednesday will generally be more expensive and average around £202. 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 morning. Flights from London to Iaşi during this time can be as low as £176. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £314 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 weeks ahead of your departure date. In general, you can expect to find flights to Iaşi for around £250 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iaşi from London for as low as £183 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.

Can stopping save me money on London to Iaşi flights?

No. A direct flight is the cheapest option for a flight between London to Iaşi.

How have London to Iaşi flight prices changed over time?

As of July 2025, prices for London to Iaşi flights are approximately 2% cheaper 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

£32

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 £32. The best return flight deal from London to Iaşi found on momondo in the last 72 hours is £70.
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 £25Free CancellationRating
6.8
1,059 reviews
Search Wizz Air flights
Wizz AirPriceFrom £53Free CancellationRating
6.8
365 reviews
Search Wizz Air flights
Austrian AirlinesPriceFrom £138Free CancellationRating
7.6
809 reviews
Search Austrian Airlines flights
  • Wizz Air Flights From London to Iaşi

    Wizz Air flies from London to Iaşi around 14 times per week, with 365 momondo users rating the airline 6.8/10. The cheapest Wizz Air deal from London to Iaşi in the last 72 hours was £72 (round-trip), much lower than the average airfare cost of £286 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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Wed 9/7
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