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Cheap flights from Iaşi to London from £54

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 18/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAS — LON
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Iasi to London are usually found in March or January, booked 72 days in advance, depart on a Tuesday or Thursday and return on a Monday

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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 17 October 2025.

Tue 11/1106:55IAS - LTN
Nonstop3h 35mWizz Air
Wed 12/1109:10LTN - IAS
Nonstop3h 15mWizz Air
Deal found 17/10£55
Thu 13/1106:55IAS - LTN
Nonstop3h 35mWizz Air
Wed 19/1120:50LTN - IAS
1 stop12h 35mWizz Air
Deal found 15/10£58
Wed 24/1218:50IAS - LTN
Nonstop3h 35mWizz Air
Wed 31/1221:05LTN - IAS
Nonstop3h 15mWizz Air
Deal found 15/10£64
Sat 29/1118:50IAS - LTN
Nonstop3h 35mWizz Air
Wed 3/1221:05LTN - IAS
Nonstop3h 15mWizz Air
Deal found 16/10£68
Thu 13/1106:55IAS - LTN
Nonstop3h 35mMultiple Airlines
Wed 19/1106:50LTN - IAS
2 stops26h 35mMultiple Airlines
Deal found 15/10£69
Sat 29/1118:50IAS - LTN
Nonstop3h 35mWizz Air
Sun 30/1109:10LTN - IAS
Nonstop3h 15mWizz Air
Deal found 15/10£71
Sun 30/1106:55IAS - LTN
Nonstop3h 35mMultiple Airlines
Sun 7/1206:55LTN - IAS
1 stop9h 45mMultiple Airlines
Deal found 15/10£72
Tue 18/1106:00IAS - STN
1 stop16h 10mMultiple Airlines
Sat 22/1107:25STN - IAS
1 stop9h 35mMultiple Airlines
Deal found 16/10£83
Sun 23/1106:00IAS - STN
1 stop9h 55mMultiple Airlines
Sat 29/1119:10STN - IAS
1 stop14h 15mMultiple Airlines
Deal found 16/10£83
Thu 13/1106:00IAS - STN
1 stop16h 05mMultiple Airlines
Wed 19/1118:25STN - IAS
1 stop15h 00mMultiple Airlines
Deal found 16/10£89
Thu 13/1106:00IAS - LGW
2 stops18h 20mMultiple Airlines
Wed 19/1113:30LGW - IAS
2 stops19h 55mMultiple Airlines
Deal found 15/10£89
Sat 22/1119:25IAS - STN
1 stop13h 35mMultiple Airlines
Fri 28/1122:05STN - IAS
1 stop11h 20mMultiple Airlines
Deal found 16/10£89

Cheap 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 17 October 2025.

Round-trip from

£55

One-way from

£54

Popular in

August

Cheapest in

March

Average price

£138

Good round-trip deal

£90 or less

Good one-way deal

£103 or less
Wizz Air
  • Wizz Air
  • 11/11-12/11
  • Nonstop
  • 6h 50m total
  • Iaşi to London
Search Deals
18/12
  • 18/12
  • 2 total stops
  • 19h 45m total
  • Iaşi to London
Search Deals
Highest demand for flights based on searches. 37% potential increase in price (£55 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 October 2025
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 17 October 2025.
Use the filters below to find and compare flights from Iaşi to London that are best for you.

Fly from

Iaşi

Fly to

London

Route

Depart

Return

Price

IaşiLondon

IAS - LTN

IASLTN

Iasi

Wed 19/11

06:55-08:30

Nonstop3h 35m

London Luton

Mon 24/11

21:05-02:20

Nonstop3h 15m

£55

IaşiLondon

IAS - LTN

IASLTN

Iasi

Tue 11/11

06:55-08:30

Nonstop3h 35m

London Luton

Wed 12/11

09:10-14:25

Nonstop3h 15m

£55

IaşiLondon

IAS - LTN

IASLTN

Iasi

Thu 13/11

18:50-20:25

Nonstop3h 35m

London Luton

Wed 19/11

20:50-11:25

1 stop12h 35m

£58

IaşiLondon

IAS - LTN

IASLTN

Iasi

Thu 13/11

18:50-20:25

Nonstop3h 35m

London Luton

Wed 19/11

06:50-11:25

2 stops26h 35m

£71

IaşiLondon

IAS - LTN

IASLTN

Iasi

Tue 11/11

06:55-08:30

Nonstop3h 35m

London Luton

Wed 12/11

06:50-11:25

2 stops26h 35m

£71

IaşiLondon

IAS - LTN

IASLTN

Iasi

Sat 29/11

18:50-20:25

Nonstop3h 35m

London Luton

Sun 30/11

09:10-14:25

Nonstop3h 15m

£71

IaşiLondon

IAS - LTN

IASLTN

Iasi

Wed 19/11

06:00-22:10

2 stops18h 10m

London Luton

Mon 24/11

21:05-02:20

Nonstop3h 15m

£74

IaşiLondon

IAS - LTN

IASLTN

Iasi

Tue 25/11

06:00-22:45

2 stops18h 45m

London Luton

Fri 28/11

09:10-14:25

Nonstop3h 15m

£74

IaşiLondon

IAS - STN

IASSTN

Iasi

Sat 22/11

19:25-07:00

1 stop13h 35m

London Stansted

Fri 28/11

22:05-11:25

1 stop11h 20m

£89

IaşiLondon

IAS - STN

IASSTN

Iasi

Sat 15/11

19:25-23:45

1 stop6h 20m

London Stansted

Fri 21/11

22:05-11:25

1 stop11h 20m

£90

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 60 results
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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
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 10 October 2025.

The best time to book flights from Iaşi to London is 72 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, March is the cheapest month in which you can book a flight from Iaşi to London (average of £22). 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 17 October 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 73% on flights from Iaşi to London by exploring options for tickets in the evening.

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 17 October 2025.

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

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 17 October 2025.
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
386 reviews
Check prices

Crew

7.4

Entertainment

5.8

Overall

6.8

Comfort

6.7

Food

6.2

Boarding

6.7

Reviews

1 / 13
6.0
Good

Carol,Oct 2025

BCN - OTP

The flight was 2 hours late. Notification about it was late. No food, except for purchase. No water or drinks.
Wizz Air
6.8
Okay
386 reviews
Wizz Air
6.8
Okay
386 reviews
Check prices

Crew

7.4

Entertainment

5.8

Overall

6.8

Comfort

6.7

Food

6.2

Boarding

6.7

Reviews

1 / 13
6.0
Good

Carol,Oct 2025

BCN - OTP

The flight was 2 hours late. Notification about it was late. No food, except for purchase. No water or drinks.

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 are 2 flights 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 £55. 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 £51. Wizz Air is priced at 60% 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 Heathrow. You may also consider Iasi - London Luton 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, March is the cheapest month in which you can book a flight from Iaşi to London (average of £22). 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?

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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 17 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£51Average£117FlexibilityNo 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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