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Cheap flights from Iaşi to London from £70

IAS — LON
2 Dec — 9 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Iasi to London are usually found in February or January, booked 62 days in advance, depart on a Sunday or Thursday and return on a Sunday

Cheap flight deals from Iaşi to London

Enter your travel dates to find the best prices.

Cheapest flights from Iaşi to London

Sat 14/1123:05 -
1 stop10h 50m
Sat 21/1113:00 -
1 stop7h 40m
Deal found 29/10£71
Sat 14/1123:05 -
1 stop10h 50m
Mon 16/1107:30 -
1 stop13h 35m
Deal found 2/11£73
Mon 30/1123:30 -
1 stop25h 45m
Mon 7/1206:10 -
1 stop14h 55m
Deal found 31/10£82
Sat 14/1123:05 -
1 stop10h 50m
Tue 17/1112:20 -
1 stop10h 35m
Deal found 31/10£93
Mon 21/1223:30 -
1 stop13h 45m
Wed 30/1208:05 -
1 stop16h 00m
Deal found 1/11£93
Mon 23/1123:30 -
1 stop9h 50m
Sun 29/1109:35 -
1 stop15h 10m
Deal found 30/10£96
Sat 28/1123:05 -
1 stop10h 50m
Wed 2/1213:30 -
1 stop10h 35m
Deal found 2/11£103
Sat 14/1123:05 -
1 stop10h 50m
Mon 23/1111:45 -
1 stop9h 20m
Deal found 2/11£105
Mon 30/1106:10 -
Nonstop3h 30m
Mon 7/1207:30 -
1 stop13h 35m
Deal found 30/10£105
Mon 30/1106:10 -
Nonstop3h 30m
Thu 3/1206:00 -
1 stop14h 10m
Deal found 29/10£119
Fri 25/1206:10 -
Nonstop3h 30m
Thu 31/1206:15 -
1 stop16h 40m
Deal found 2/11£121
Mon 21/1223:30 -
1 stop10h 30m
Wed 30/1209:20 -
1 stop14h 45m
Deal found 1/11£128

Find flight deals from Iaşi to London

Round-trip from

£70

Popular in

August

Cheapest in

February

Average price

£111

Good round-trip deal

£159 or less

Good one-way deal

£159 or less
Wizz Air
  • Wizz Air
  • 27/1-1/2
  • Nonstop
  • 6h 45m total
  • Iaşi to London
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Highest demand for flights based on searches. 39% potential increase in price (£64 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease (£8 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Iasi to London (LON).
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Price to beat on a one-way flight from Iasi to London (LON).
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IaşiLondon

IAS Iasi - LTN London Luton

IASLTN

Iasi

Sun 28/2

21:20-11:15

2 stops15h 55m

London Luton

Wed 31/12

00:00-01:00

Nonstop0h 00m

£75
Fastest return journey

IaşiLondon

IAS Iasi - LTN London Luton

IASLTN

Iasi

Thu 25/2

06:10-07:40

Nonstop3h 30m

London Luton

Wed 31/12

00:00-01:00

Nonstop0h 00m

£75

IaşiLondon

IAS Iasi - LTN London Luton

IASLTN

Iasi

Mon 21/12

23:30-17:35

2 stops20h 05m

London Luton

Wed 31/12

00:00-01:00

Nonstop0h 00m

£76

IaşiLondon

IAS Iasi - LGW London Gatwick

IASLGW

Iasi

Fri 26/2

06:00-21:50

1 stop17h 50m

London Gatwick

Wed 31/12

00:00-01:00

Nonstop0h 00m

£78

IaşiLondon

IAS Iasi - LTN London Luton

IASLTN

Iasi

Fri 25/12

06:10-07:40

Nonstop3h 30m

London Luton

Wed 31/12

00:00-01:00

Nonstop0h 00m

£79

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Thu 25/2

14:40-20:05

1 stop7h 25m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£79

IaşiLondon

IAS Iasi - LTN London Luton

IASLTN

Iasi

Sat 6/2

23:05-12:40

2 stops15h 35m

London Luton

Wed 31/12

00:00-01:00

Nonstop0h 00m

£80

IaşiLondon

IAS Iasi - LTN London Luton

IASLTN

Iasi

Tue 22/12

19:10-12:35

1 stop19h 25m

London Luton

Wed 31/12

00:00-01:00

Nonstop0h 00m

£82

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Mon 21/12

23:30-20:05

2 stops22h 35m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£84

IaşiLondon

IAS Iasi - STN London Stansted

IASSTN

Iasi

Wed 23/12

21:45-08:15

1 stop12h 30m

London Stansted

Wed 31/12

00:00-01:00

Nonstop0h 00m

£84

Flights are sorted by cheapest return flights first.

Deals found on 31/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Iaşi to London

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

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Iaşi to London (average of £66). Flying from Iaşi to London in August is currently the most expensive (average of £272). 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 IAS to LON?

When flying from Iaşi to London, 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 Iaşi to London

The most flights from IAS to LON are scheduled on a Monday (1 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 Iaşi to London?

Airfare is below average for this route at the moment.
Iaşi to London flights typically cost between £88 and £152 in January.
The cheapest return price found within the last 5 days was £70 on Wizz Air (27 Jan–1 Feb).

How often are flights from Iaşi to London delayed?

About 6% of weekly flights between Iaşi and London have experienced delays in the past year, with the average delay time being 128 minutes.

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

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

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

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

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

Over the past year, Wizz Air have had the lowest number of delays on this route, with just 6% of flights being delayed.

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

The best time to book flights from Iaşi to London is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing London

Read reviews from past customers who have flown with Wizz Air from Iaşi to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Wizz Air
6.8
Okay
478 reviews
Check prices

Comfort

6.7

Overall

6.8

Crew

7.5

Boarding

6.8

Entertainment

5.8

Food

6.2

Reviews

1 / 18
8.0
Excellent

Ragnar,Oct 2026

FCO - BOD

It was all good except for the one hour delay
Wizz Air
6.8
Okay
478 reviews
Wizz Air
6.8
Okay
478 reviews
Check prices

Comfort

6.7

Overall

6.8

Crew

7.5

Boarding

6.8

Entertainment

5.8

Food

6.2

Reviews

1 / 18
8.0
Excellent

Ragnar,Oct 2026

FCO - BOD

It was all good except for the one hour delay

Related info for your journey

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

    If you book a flight to London from Iaşi, you will be flying from Iasi, which is the city’s only airport. Iasi (IAS) is located 1.3 mi from the center of Iaşi. There is 1 flight from Iasi to London per day from 1 airline.

  • How long is the flight from Iaşi to London?

    A quick flight from Iaşi to London can take about 9h 50m. Ryanair provides one of the quickest options available for as low as £87. The distance from Iaşi to London is about 1261 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Iaşi to London round-trip?

    Cheapflights users have booked flights from Iaşi to London round-trip from £47. Wizz Air is priced at 64% lower than the current average price of a flight leaving 3 months from now.

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

    The most popular route from Iaşi to London is Iasi - London Luton. You may also consider Iasi - London Heathrow or Iasi - London Gatwick.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Iaşi to London 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 Iaşi to London?

    Currently, February is the cheapest month in which you can book a flight from Iaşi to London (average of £66). Flying from Iaşi to London in August is currently the most expensive (average of £272). 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

Travelling to a place near London?

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Milton Keynes
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Southend-on-Sea
Southall
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Watford
Kingston upon Thames
Dagenham
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Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Iaşi to London

AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£47Average£123FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights

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Need flexible booking options for your flight to London from Iaşi? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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