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Cheap flights from Asuncion to London Heathrow Airport from £339

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
ASU — LHR
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Asuncion to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Asuncion to Heathrow
Explore the most affordable flight options available from Asuncion to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 July 2026.

Thu 6/802:55
ASU
-
LHR
2 stops49h 00m
Multiple Airlines
Fri 21/818:30
LHR
-
ASU
2 stops20h 45m
Multiple Airlines
Deal found 20/7£707
Sat 8/811:25
ASU
-
LHR
2 stops21h 15m
Lufthansa
Fri 21/807:25
LHR
-
ASU
2 stops31h 10m
Lufthansa
Deal found 20/7£718
Tue 4/811:25
ASU
-
LHR
2 stops25h 15m
Lufthansa
Tue 25/818:30
LHR
-
ASU
2 stops20h 05m
Lufthansa
Deal found 20/7£721
Mon 30/1112:05
ASU
-
LHR
2 stops22h 45m
GOL
Sat 27/219:20
LHR
-
ASU
2 stops18h 55m
GOL
Deal found 19/7£724
Fri 7/812:05
ASU
-
LHR
2 stops24h 10m
GOL
Sun 16/819:45
LHR
-
ASU
2 stops43h 30m
GOL
Deal found 18/7£733

Find flight deals from Asuncion to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Asuncion (ASU) to Heathrow (LHR). 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 23 July 2026.

Round-trip from

£707

One-way from

£339

Popular in

October

Cheapest in

February

Average price

£1,180
6/8-21/8
  • 6/8-21/8
  • 4 total stops
  • 69h 45m total
  • Asuncion to London
Search Deals
LATAM Airlines
  • LATAM Airlines
  • 3/12
  • 2 total stops
  • 23h 35m total
  • Asuncion to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Asuncion to Heathrow 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 23 July 2026.
Use the filters below to find and compare flights from Asuncion to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Fri 7/8

12:05-16:15

2 stops24h 10m

London Heathrow

Sun 16/8

19:45-11:15

2 stops43h 30m

£733

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Tue 18/8

11:30-18:30

3 stops27h 00m

London Heathrow

Tue 25/8

18:40-10:35

2 stops19h 55m

£895

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Tue 10/11

11:25-18:40

3 stops28h 15m

London Heathrow

Thu 26/11

14:25-10:35

3 stops23h 10m

£909

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Fri 16/10

08:25-15:35

1 stop27h 10m

London Heathrow

Thu 29/10

21:40-05:15

1 stop34h 35m

£926

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Wed 19/8

13:10-21:30

3 stops28h 20m

London Heathrow

Sat 29/8

18:40-10:35

2 stops19h 55m

£987

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Tue 1/12

12:05-21:05

2 stops30h 00m

London Heathrow

Sun 14/2

17:55-05:34

3 stops38h 39m

£1,018

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Thu 6/8

02:55-16:35

3 stops57h 40m

London Heathrow

Sun 16/8

20:05-10:35

2 stops42h 30m

£1,051

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Wed 9/9

06:33-06:55

2 stops44h 22m

London Heathrow

Wed 16/9

10:25-05:31

2 stops23h 06m

£1,059

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Fri 16/10

13:10-16:25

2 stops23h 15m

London Heathrow

Fri 30/10

19:30-10:35

3 stops42h 05m

£1,094
Fastest return journey

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Wed 9/9

13:10-15:05

1 stop21h 55m

London Heathrow

Wed 16/9

18:45-10:30

2 stops19h 45m

£1,096

Flights are sorted by cheapest return flights first.

Deals found on 22/7

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Asuncion to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Asuncion 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 Asuncion to London Heathrow Airport

What is the cheapest month to book a flight from Asuncion to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Asuncion to London Heathrow Airport (average of £787). Flying from Asuncion to London Heathrow Airport in October is currently the most expensive (average of £1,523). 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.

How much does it cost for a return flight from Asuncion to London Heathrow Airport?

Airfare is below average for this route at the moment.

Asuncion to London Heathrow Airport flights typically cost between £1,020 and £1,473 in August.
The cheapest return price found within the last 5 days was £707 on Multiple Airlines (6 Aug–21 Aug).

Related info for your journey

Find useful and relevant information for your journey from Asuncion to Heathrow. 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 Asuncion to London Heathrow?

    Located just 7.8 mi from the city center, Asuncion Silvio Pettirossi is the airport most travelers will use when flying to London Heathrow from Asuncion. Booking flights from Silvio Pettirossi (ASU) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

  • How long is the flight from Asuncion to London Heathrow Airport?

    Airlines like GOL, SWISS, and Avianca fly from Asuncion to London Heathrow Airport in about 24h 10m. The time it takes to get you to your destination can typically vary by up to 3h. The distance from Asuncion to London Heathrow Airport is about 6322 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Asuncion to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Asuncion to Heathrow?

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

  • Can I find deals for business class flights from Asuncion to Heathrow?

    Yes. Cheapflights offers flight deals from Asuncion to Heathrow 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 Asuncion to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Asuncion to London Heathrow Airport (average of £787). Flying from Asuncion to London Heathrow Airport in October is currently the most expensive (average of £1,523). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Asuncion to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Asuncion to Gatwick flights
Asuncion to Stansted flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Asuncion to Heathrow?

Cheapflights makes it easy to find Asuncion to Heathrow 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 Asuncion to Heathrow?

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 Asuncion to Heathrow.

Can Cheapflights find flights from Asuncion to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Asuncion? 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 Asuncion to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Asuncion today and book when prices fit your budget.

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