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$474+ Cheap flights from Asuncion (ASU) to Heathrow (LHR)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
ASU — LHR
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Asuncion to Heathrow

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 December 23, 2025.

This KLM deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:20 pmASU - LHR
2 stops22h 30mMultiple Airlines
Sat 1/107:20 pmLHR - ASU
2 stops37h 17mMultiple Airlines
Deal found 12/21$1,919
This Turkish Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:20 pmASU - LHR
2 stops24h 50mMultiple Airlines
Wed 1/1410:35 pmLHR - ASU
3 stops34h 02mMultiple Airlines
Deal found 12/21$3,048

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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,194
(LATAM Airlines)

One-way from

$474
(Avianca)

Popular in

October

Cheapest in

April

Average price

$1,437
Provider with most accurate pricing for Asuncion Silvio Pettirossi-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Asuncion Silvio Pettirossi-London Heathrow flights.
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From Asuncion Silvio Pettirossi to London Heathrow
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One-way flight from Asuncion Silvio Pettirossi to London Heathrow
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($66 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Asuncion to London Heathrow Airport that are best for you.

Fly from

Asuncion

Fly to

Heathrow

Route

Depart

Return

Price

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Mon 3/16

12:20 pm-5:00 pm

2 stops25h 40m

London Heathrow

Mon 3/30

7:15 pm-5:30 am

2 stops38h 15m

$1,184

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Thu 5/21

6:30 pm-3:05 pm

1 stop16h 35m

London Heathrow

Sun 5/24

9:20 pm-10:15 am

1 stop16h 55m

$1,194

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Mon 3/30

6:43 am-6:45 am

2 stops44h 02m

London Heathrow

Thu 4/9

9:30 am-5:33 am

2 stops24h 03m

$1,215

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Sat 2/28

6:42 am-10:50 am

2 stops49h 08m

London Heathrow

Wed 3/18

7:40 am-5:32 am

2 stops48h 52m

$1,221

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Sun 2/1

6:42 am-5:55 am

2 stops44h 13m

London Heathrow

Sun 2/22

7:40 am-5:32 am

2 stops24h 52m

$1,310

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Sun 2/1

11:05 am-2:05 pm

2 stops24h 00m

London Heathrow

Sun 2/22

8:15 pm-10:25 am

1 stop17h 10m

$1,686

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Sun 3/29

12:05 pm-6:50 am

1 stop14h 45m

London Heathrow

Thu 4/9

10:20 pm-11:15 am

1 stop16h 55m

$1,766

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Fri 1/16

6:42 am-6:40 am

2 stops44h 58m

London Heathrow

Sat 1/31

7:40 am-5:37 am

2 stops24h 57m

$1,832

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Tue 3/31

12:05 pm-4:50 pm

2 stops24h 45m

London Heathrow

Tue 4/14

10:35 pm-5:33 am

3 stops34h 58m

$2,145

AsuncionLondon

ASU - LHR

ASULHR

Asuncion Silvio Pettirossi

Wed 5/13

8:10 am-3:35 pm

1 stop27h 25m

$474

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 12 results
1
2

Compare providers for flights from Asuncion to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Asuncion to Heathrow in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Asuncion-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Asuncion-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Asuncion-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Asuncion-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Asuncion-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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, April is the cheapest month in which you can book a flight from Asuncion to London Heathrow Airport (average of $795). Flying from Asuncion to London Heathrow Airport in October is currently the most expensive (average of $1,424). 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 to fly round-trip from Asuncion to London Heathrow Airport?

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?

    Asuncion Silvio Pettirossi (ASU) is the airport you will fly out of if you book a flight from Asuncion to London Heathrow. You should not have trouble finding flights to London Heathrow from Silvio Pettirossi; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Asuncion airport to London Heathrow. It is only a 7.8 mi journey to Silvio Pettirossi (ASU) from Asuncion’s city center.

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

    A quick flight from Asuncion to London Heathrow Airport can take about 16h 35m. LATAM Airlines provides one of the quickest options available for as low as $1,194. The distance from Asuncion to London Heathrow Airport is about 6322 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 vacation 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, April is the cheapest month in which you can book a flight from Asuncion to London Heathrow Airport (average of $795). Flying from Asuncion to London Heathrow Airport in October is currently the most expensive (average of $1,424). 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

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