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Cheap flights from Iaşi to London from £37

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAS — LON
28 Mar — 4 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Iasi to London are usually found in February or January, booked 69 days in advance, depart on a Sunday or Friday and return on a Monday

Cheap flight deals from Iaşi to London

Enter your travel dates to find the best prices.

Cheapest flights from Iaşi to London
Explore the most affordable flight options available from Iaşi to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 February 2026.

Thu 12/318:50
IAS
-
LTN
Nonstop3h 35m
Wizz Air
Wed 18/321:05
LTN
-
IAS
Nonstop3h 15m
Wizz Air
Deal found 23/2£44
Thu 5/318:50
IAS
-
LTN
Nonstop3h 35m
Wizz Air
Wed 11/309:10
LTN
-
IAS
Nonstop3h 15m
Wizz Air
Deal found 24/2£44
Sat 14/318:50
IAS
-
LTN
Nonstop3h 35m
Wizz Air
Sat 21/321:05
LTN
-
IAS
Nonstop3h 15m
Wizz Air
Deal found 23/2£49
Sat 14/319:25
IAS
-
STN
1 stop6h 20m
Ryanair
Sat 21/322:10
STN
-
IAS
1 stop12h 35m
Ryanair
Deal found 22/2£68
Sat 14/307:40
IAS
-
LTN
1 stop12h 30m
Multiple Airlines
Sat 21/321:05
LTN
-
IAS
Nonstop3h 15m
Multiple Airlines
Deal found 23/2£68
Thu 5/321:45
IAS
-
STN
1 stop27h 35m
Ryanair
Wed 11/308:05
STN
-
IAS
1 stop23h 50m
Ryanair
Deal found 24/2£78
Mon 20/417:45
IAS
-
STN
1 stop16h 05m
Ryanair
Tue 28/412:50
STN
-
IAS
1 stop6h 30m
Ryanair
Deal found 25/2£81
Sat 14/319:25
IAS
-
STN
2 stops17h 10m
Multiple Airlines
Sat 21/319:10
STN
-
IAS
1 stop15h 35m
Multiple Airlines
Deal found 25/2£83
Mon 20/417:45
IAS
-
STN
1 stop16h 05m
Multiple Airlines
Tue 28/415:40
STN
-
IAS
2 stops24h 20m
Multiple Airlines
Deal found 25/2£88
Thu 12/308:40
IAS
-
STN
1 stop17h 35m
Multiple Airlines
Wed 18/308:35
STN
-
IAS
1 stop23h 20m
Multiple Airlines
Deal found 23/2£98
Tue 24/312:10
IAS
-
LGW
2 stops21h 40m
Multiple Airlines
Tue 31/306:00
LGW
-
IAS
2 stops26h 30m
Multiple Airlines
Deal found 24/2£101
Mon 20/417:45
IAS
-
LGW
2 stops20h 55m
Multiple Airlines
Tue 28/409:35
LGW
-
IAS
1 stop9h 45m
Multiple Airlines
Deal found 25/2£111

Find flight deals from Iaşi to London

Discover tips and strategies to find the most affordable flight options for your journey from Iaşi (IAS) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 February 2026.

Round-trip from

£44

One-way from

£37

Popular in

August

Cheapest in

February

Average price

£64

Good round-trip deal

£45 or less

Good one-way deal

£63 or less
Wizz Air
  • Wizz Air
  • 12/3-18/3
  • Nonstop
  • 6h 50m total
  • Iaşi to London
Search Deals
28/4
  • 28/4
  • 1 total stop
  • 7h 00m total
  • Iaşi to London
Search Deals
Highest demand for flights based on searches. 38% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Iasi to London (LON).
Search Deals
Price to beat on a one-way flight from Iasi to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Iaşi to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 26 February 2026.
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

IaşiLondon

IAS - LTN

IASLTN

Iasi

Thu 12/3

18:50-20:25

Nonstop3h 35m

London Luton

Wed 18/3

21:05-02:20

Nonstop3h 15m

£44

IaşiLondon

IAS - LTN

IASLTN

Iasi

Sat 14/3

18:50-20:25

Nonstop3h 35m

London Luton

Sat 21/3

21:05-02:20

Nonstop3h 15m

£49

IaşiLondon

IAS - STN

IASSTN

Iasi

Sat 14/3

19:25-23:45

1 stop6h 20m

London Stansted

Sat 21/3

22:10-12:45

1 stop12h 35m

£68

IaşiLondon

IAS - STN

IASSTN

Iasi

Sat 14/3

12:10-08:55

2 stops22h 45m

London Stansted

Sat 21/3

15:25-12:45

2 stops19h 20m

£95

IaşiLondon

IAS - LTN

IASLTN

Iasi

Thu 12/3

06:20-18:40

2 stops14h 20m

London Luton

Wed 18/3

09:10-14:25

Nonstop3h 15m

£96

IaşiLondon

IAS - STN

IASSTN

Iasi

Thu 12/3

08:40-00:15

1 stop17h 35m

London Stansted

Wed 18/3

08:35-09:55

1 stop23h 20m

£98

IaşiLondon

IAS - LGW

IASLGW

Iasi

Tue 24/3

12:10-07:50

2 stops21h 40m

London Gatwick

Tue 31/3

06:00-10:30

2 stops26h 30m

£101

IaşiLondon

IAS - LTN

IASLTN

Iasi

Tue 24/3

12:10-07:20

2 stops21h 10m

London Luton

Tue 31/3

09:40-10:30

2 stops22h 50m

£103

IaşiLondon

IAS - LTN

IASLTN

Iasi

Sun 8/3

06:55-08:30

Nonstop3h 35m

London Luton

Sun 15/3

21:50-20:30

2 stops20h 40m

£106

IaşiLondon

IAS - LTN

IASLTN

Iasi

Mon 20/4

20:50-07:15

1 stop12h 25m

London Luton

Tue 28/4

14:30-18:00

2 stops25h 30m

£111

Flights are sorted by cheapest return flights first.

Deals found on 23/2

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from Iaşi to London. Price data was last updated on 20 February 2026.

The best time to book flights from Iaşi to London is 69 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.

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

Currently, January is the cheapest month in which you can book a flight from Iaşi to London (average of £38). Flying from Iaşi to London in July is currently the most expensive (average of £86). 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?

Find hourly flight availability from Iaşi to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 February 2026.

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

Explore weekly flight availability from Iaşi to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 26 February 2026.

The most flights from IAS to LON are scheduled on a Monday (2 on average). You will have fewer flight options on Wednesday, 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?

How often are flights from Iaşi to London delayed?

About 8% of weekly flights between Iaşi and London have experienced delays in the past year, with the average delay time being 124 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 8% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 26 February 2026.
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
410 reviews
Check prices

Food

6.2

Entertainment

5.8

Boarding

6.7

Comfort

6.7

Crew

7.4

Overall

6.8

Reviews

1 / 15
8.0
Excellent

bidhan,Nov 2025

OTP - MLA

U can't go further check in without paying for a seat
Wizz Air
6.8
Okay
410 reviews
Wizz Air
6.8
Okay
410 reviews
Check prices

Food

6.2

Entertainment

5.8

Boarding

6.7

Comfort

6.7

Crew

7.4

Overall

6.8

Reviews

1 / 15
8.0
Excellent

bidhan,Nov 2025

OTP - MLA

U can't go further check in without paying for a seat

Related info for your journey

Find useful and relevant information for your journey from Iaşi to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 3h 35m. Wizz Air provides one of the quickest options available for as low as £44. The distance from Iaşi to London is about 1287 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 £50. Wizz Air is priced at 59% 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 Stansted.

  • 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, January is the cheapest month in which you can book a flight from Iaşi to London (average of £38). Flying from Iaşi to London in July is currently the most expensive (average of £86). 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?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Wembley
Luton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Kingston upon Thames
Eastbourne
Ipswich
Chelmsford
Bedford
Romford
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Iaşi to London

Discover the top airline that operate flights from Iaşi to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 26 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£50Average£123FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Iaşi to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Iaşi to London.

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

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.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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