Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Iaşi from £31

LON — IAS
18 Nov — 25 Nov1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Iasi are usually found in January or March, booked 46 days in advance, depart on a Sunday or Wednesday and return on a Sunday

Cheap flight deals from London to Iaşi

Enter your travel dates to find the best prices.

Cheapest flights from London to Iaşi

Sun 22/1106:50 -
1 stop9h 55m
Tue 1/1212:15 -
1 stop8h 10m
Deal found 19/10£101
Thu 26/1108:25 -
Nonstop3h 15m
Thu 3/1206:10 -
Nonstop3h 30m
Deal found 17/10£101
Sun 22/1108:25 -
Nonstop3h 15m
Tue 1/1206:10 -
Nonstop3h 30m
Deal found 15/10£102
Mon 16/1107:30 -
1 stop13h 35m
Thu 19/1119:10 -
1 stop6h 15m
Deal found 18/10£103
Tue 10/1112:20 -
1 stop10h 35m
Thu 19/1119:10 -
1 stop6h 15m
Deal found 14/10£104
Sun 15/1108:20 -
1 stop16h 25m
Sun 22/1121:20 -
1 stop11h 45m
Deal found 18/10£106
Tue 17/1108:25 -
Nonstop3h 15m
Thu 19/1105:30 -
1 stop12h 15m
Deal found 16/10£107
Mon 23/1105:00 -
2 stops16h 05m
Tue 1/1206:10 -
Nonstop3h 30m
Deal found 15/10£107
Sun 22/1107:25 -
1 stop9h 20m
Tue 1/1220:55 -
1 stop12h 30m
Deal found 19/10£109
Fri 13/1108:25 -
Nonstop3h 15m
Fri 20/1106:10 -
Nonstop3h 30m
Deal found 16/10£110
Thu 26/1119:30 -
1 stop16h 10m
Thu 3/1221:50 -
1 stop12h 15m
Deal found 16/10£110
Tue 10/1108:25 -
Nonstop3h 15m
Thu 19/1106:10 -
Nonstop3h 30m
Deal found 14/10£111

Find flight deals from London to Iaşi

Round-trip from

£101

One-way from

£31

Popular in

December

Cheapest in

January

Average price

£253

Good round-trip deal

£272 or less

Good one-way deal

£76 or less
22/11-1/12
  • 22/11-1/12
  • 2 total stops
  • 18h 05m total
  • London to Iaşi
Search Deals
Wizz Air
  • Wizz Air
  • 24/1-31/12
  • Nonstop
  • 3h 15m total
  • London to Iaşi
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Iasi.
Search Deals
Price to beat on a one-way flight from London (LON) to Iasi.
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London to Iaşi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonIaşi

LTN London Luton - IAS Iasi

LTNIAS

London Luton

Sun 24/1

08:25-13:40

Nonstop3h 15m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£31

LondonIaşi

LTN London Luton - IAS Iasi

LTNIAS

London Luton

Tue 19/1

08:25-13:40

Nonstop3h 15m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£32

LondonIaşi

LTN London Luton - IAS Iasi

LTNIAS

London Luton

Sat 23/1

08:25-13:40

Nonstop3h 15m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£35

LondonIaşi

STN London Stansted - IAS Iasi

STNIAS

London Stansted

Mon 23/11

07:30-23:05

1 stop13h 35m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£39

LondonIaşi

LGW London Gatwick - IAS Iasi

LGWIAS

London Gatwick

Sat 12/12

15:40-00:55

1 stop7h 15m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£60

LondonIaşi

STN London Stansted - IAS Iasi

STNIAS

London Stansted

Sat 12/12

14:25-00:55

1 stop8h 30m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£68

LondonIaşi

LTN London Luton - IAS Iasi

LTNIAS

London Luton

Sat 12/12

07:00-00:55

1 stop15h 55m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£70

LondonIaşi

LTN London Luton - IAS Iasi

LTNIAS

London Luton

Mon 23/11

08:25-13:40

Nonstop3h 15m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£71

LondonIaşi

LTN London Luton - IAS Iasi

LTNIAS

London Luton

Tue 19/1

06:00-00:55

2 stops16h 55m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£72

LondonIaşi

STN London Stansted - IAS Iasi

STNIAS

London Stansted

Mon 7/12

07:30-23:05

1 stop13h 35m

Iasi

Wed 31/12

00:00-23:00

Nonstop0h 00m

£74

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from London to Iaşi

Have a flexible travel schedule? Discover the best time to fly to Iaşi from London with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London to Iaşi

What is the cheapest month to book a flight from London to Iaşi?

Currently, January is the cheapest month in which you can book a flight from London to Iaşi (average of £92). Flying from London to Iaşi in December is currently the most expensive (average of £359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to IAS?

When flying from London to Iaşi, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to Iaşi

The most flights from LON to IAS are scheduled on a Tuesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost for a return flight from London to Iaşi?

Airfare is below average for this route at the moment.
London to Iaşi flights typically cost between £146 and £284 in November.
The cheapest return price found within the last 5 days was £101 on Wizz Air (26 Nov–3 Dec).

What’s the top stopover airport for flights from London to Iaşi?

Vienna (VIE) – chosen by Cheapflights users on 88% of one-stop itineraries from London to Iaşi on Cheapflights.

What’s the cheapest stopover airport for flights from London to Iaşi?

Milan (MXP) is the most affordable one-stop option, with an average return flight price of £152.

What’s the fastest stopover option from London to Iaşi?

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

Which airport typically offers the quickest stopover for flights from London to Iaşi?

Flights via Vienna (VIE) offer the fastest connection on this route, with an average stopover time of 3h 03m.

How often are flights from London to Iaşi delayed?

About 8% of weekly flights between London and Iaşi have experienced delays in the past year, with the average delay time being 152 minutes.

What is the most punctual flight time for London to Iaşi flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Iaşi flights?

Over the past year, Wizz Air have had the lowest number of delays on this route, with just 8% of flights being delayed.

How far ahead should I book a flight from London to Iaşi?

The price you pay for your flight from London to Iaşi may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Iaşi

Read through reviews of airlines operating flights from London to Iaşi, such as Austrian Airlines and Wizz Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
980 reviews
Check prices

Food

6.8

Comfort

7.3

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service
Austrian Airlines
7.6
Good
980 reviews
Austrian Airlines
7.6
Good
980 reviews
Check prices

Food

6.8

Comfort

7.3

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service
Wizz Air
6.9
Okay
475 reviews
Austrian Airlines
7.6
Good
980 reviews
Check prices

Food

6.8

Comfort

7.3

Crew

8.1

Overall

7.6

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Related info for your journey

  • What airport do you fly into for flights to Iaşi from London?

    Located just 1.3 mi from the city center, Iasi is the airport most travelers will use when flying to Iaşi from London. Booking flights from London to Iasi (IAS) should be relatively easy as there is 1 daily inbound flight from London from 2 different airlines.

  • How long is the flight from London to Iaşi?

    For as low as £112, Wizz Air can have you in Iaşi from London in 3h 15m. Airlines will cover a distance of 1287 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from London to Iaşi round-trip?

    Currently priced at £68, Wizz Air will fly you from London to Iaşi and back. In addition to Wizz Air, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Austrian Airlines for as low as £138. Wizz Air is priced at 65% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from London to Iaşi?

    While some choose either London Gatwick - Iasi or London Stansted - Iasi, London Luton - Iasi is the most popular route from London to Iaşi.

  • Can I find deals for flights from London to Iaşi that include hotel bookings?

    Yes. In addition to deals on London to Iaşi flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Iaşi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Iaşi.

  • Can I find deals for business class flights from London to Iaşi?

    Yes. Cheapflights offers flight deals from London to Iaşi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Iaşi?

    Currently, January is the cheapest month in which you can book a flight from London to Iaşi (average of £92). Flying from London to Iaşi in December is currently the most expensive (average of £359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Fly from London to Iaşi on these airlines

Wizz Air flights from London to Iasi

Top 2 airlines flying from London to Iaşi

AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£66Average£185FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
Austrian AirlinesCheapest£138Average£286FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Iaşi?

Cheapflights makes it easy to find London to Iaşi flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to Iaşi?

Cheapflights helps you find that perfect flight to Iaşi from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Iaşi with no change fees?

Yes, we can. To see specific flights from London to Iaşi with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Iaşi become cheaper?

Yes, Cheapflights offers price alerts on London to Iaşi flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.