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Cheap flights from London to Asuncion from £436

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ASU
15 Aug — 22 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Asuncion

Enter your travel dates to find the best prices.

Cheapest flights from London to Asuncion
Explore the most affordable flight options available from London to Asuncion. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 July 2026.

Mon 12/1022:05
LHR
-
ASU
1 stop34h 35m
Avianca
Fri 23/1008:25
ASU
-
LHR
1 stop27h 10m
Avianca
Deal found 14/7£791
Mon 12/1019:30
LHR
-
ASU
2 stops43h 05m
Lufthansa
Fri 23/1013:10
ASU
-
LHR
2 stops26h 30m
Lufthansa
Deal found 14/7£830
Wed 2/906:55
LHR
-
ASU
2 stops21h 00m
Lufthansa
Fri 11/1219:00
ASU
-
LHR
2 stops21h 35m
Lufthansa
Deal found 12/7£834
Tue 13/1018:30
LHR
-
ASU
2 stops25h 45m
Multiple Airlines
Fri 23/1013:10
ASU
-
LHR
2 stops19h 50m
Multiple Airlines
Deal found 14/7£835
Wed 2/922:05
LHR
-
ASU
1 stop34h 35m
Multiple Airlines
Fri 11/1213:15
ASU
-
LHR
2 stops22h 05m
Multiple Airlines
Deal found 12/7£844
Sat 14/1110:00
LGW
-
ASU
1 stop24h 30m
Air Europa
Tue 17/1113:55
ASU
-
LGW
1 stop23h 30m
Air Europa
Deal found 13/7£851
Mon 14/906:15
LHR
-
ASU
2 stops21h 40m
LATAM Airlines
Mon 21/918:35
ASU
-
LHR
1 stop16h 30m
LATAM Airlines
Deal found 14/7£864
Thu 8/1021:20
LHR
-
ASU
1 stop18h 55m
LATAM Airlines
Mon 12/1013:10
ASU
-
LHR
1 stop21h 55m
LATAM Airlines
Deal found 12/7£866
Sat 5/911:30
LHR
-
ASU
2 stops27h 45m
Multiple Airlines
Sun 31/113:15
ASU
-
LHR
2 stops20h 45m
Multiple Airlines
Deal found 15/7£870
Wed 11/1120:15
LHR
-
ASU
1 stop17h 20m
LATAM Airlines
Sun 15/1113:15
ASU
-
LHR
1 stop21h 50m
LATAM Airlines
Deal found 13/7£876
Thu 12/1120:15
LHR
-
ASU
1 stop19h 05m
LATAM Airlines
Mon 16/1113:15
ASU
-
LHR
1 stop21h 50m
LATAM Airlines
Deal found 12/7£877
Mon 14/917:25
LGW
-
ASU
1 stop17h 00m
Air Europa
Mon 21/912:50
ASU
-
LGW
1 stop16h 10m
Air Europa
Deal found 14/7£900

Find flight deals from London to Asuncion

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Asuncion (ASU). 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 16 July 2026.

Round-trip from

£791

One-way from

£436

Popular in

July

Cheapest in

March

Average price

£1,423
Avianca
  • Avianca
  • 12/10-23/10
  • 2 total stops
  • 61h 45m total
  • London to Asuncion
Search Deals
Avianca
  • Avianca
  • 7/9
  • 1 total stop
  • 34h 35m total
  • London to Asuncion
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£115 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£27 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 London to Asuncion 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 16 July 2026.
Use the filters below to find and compare flights from London to Asuncion that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAsuncion

LGW - ASU

LGWASU

London Gatwick

Sat 14/11

10:00-07:30

1 stop24h 30m

Asuncion Silvio Pettirossi

Tue 17/11

13:55-16:25

1 stop23h 30m

£851

LondonAsuncion

LHR - ASU

LHRASU

London Heathrow

Wed 11/11

20:15-10:35

1 stop17h 20m

Asuncion Silvio Pettirossi

Sun 15/11

13:15-14:05

1 stop21h 50m

£881

LondonAsuncion

LHR - ASU

LHRASU

London Heathrow

Tue 13/10

19:15-10:35

3 stops43h 20m

Asuncion Silvio Pettirossi

Fri 23/10

13:10-16:25

2 stops23h 15m

£922

LondonAsuncion

LHR - ASU

LHRASU

London Heathrow

Sat 5/9

17:10-10:30

2 stops21h 20m

Asuncion Silvio Pettirossi

Sun 31/1

13:15-14:05

1 stop21h 50m

£933

LondonAsuncion

LHR - ASU

LHRASU

London Heathrow

Thu 12/11

06:15-03:00

2 stops23h 45m

Asuncion Silvio Pettirossi

Mon 16/11

11:30-14:05

2 stops23h 35m

£947

LondonAsuncion

LHR - ASU

LHRASU

London Heathrow

Mon 12/10

08:55-10:35

3 stops29h 40m

Asuncion Silvio Pettirossi

Fri 23/10

13:10-16:25

2 stops23h 15m

£1,031

LondonAsuncion

LCY - ASU

LCYASU

London City

Thu 8/10

18:00-10:35

2 stops20h 35m

Asuncion Silvio Pettirossi

Mon 12/10

13:10-17:30

2 stops24h 20m

£1,068

LondonAsuncion

LHR - ASU

LHRASU

London Heathrow

Thu 8/10

18:40-10:35

2 stops19h 55m

Asuncion Silvio Pettirossi

Mon 12/10

13:10-16:35

3 stops23h 25m

£1,078

LondonAsuncion

LHR - ASU

LHRASU

London Heathrow

Wed 19/8

18:45-10:35

2 stops19h 50m

Asuncion Silvio Pettirossi

Wed 26/8

13:10-15:30

2 stops22h 20m

£1,103

LondonAsuncion

LHR - ASU

LHRASU

London Heathrow

Thu 13/8

21:20-10:35

1 stop17h 15m

Asuncion Silvio Pettirossi

Wed 19/8

02:55-09:40

2 stops50h 45m

£1,117

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Showing 1-10 of 48 resultsSorted by cheapest first
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Best time to book a flight from London to Asuncion

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

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

Currently, November is the cheapest month in which you can book a flight from London to Asuncion (average of £397). Flying from London to Asuncion in June is currently the most expensive (average of £944). 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 London to Asuncion?

What’s the top stopover airport for flights from London to Asuncion?

Share of one-stop return flights from London to Asuncion chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Madrid (MAD) – chosen by Cheapflights users on 50% of one-stop itineraries from London to Asuncion on Cheapflights.

What’s the cheapest stopover airport for flights from London to Asuncion?

Average return fare for one-stop flights from London to Asuncion, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Bogotá (BOG) is the most affordable one-stop option, with an average return flight price of £709.

What’s the fastest stopover option from London to Asuncion?

Shortest average travel time for one-stop one-way flights from London to Asuncion, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Madrid (MAD) have the shortest average one-way travel time for one-stop routes: 16h 50m.

Which airport typically offers the quickest stopover for flights from London to Asuncion?

Average stopover duration for one-stop one-way flights from London to Asuncion, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Madrid (MAD) offer the fastest connection on this route, with an average stopover time of 2h 40m.

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

Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Asuncion. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Asuncion

Get insights into the airlines that provide service to Asuncion. 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 Asuncion. Reviews last updated 16 July 2026.
See what other customers who have flown with Air France,LATAM Airlines, andUnited Airlines from London to Asuncion have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.5
Good
1,626 reviews
Check prices

Entertainment

7.0

Comfort

7.4

Crew

8.2

Food

7.0

Boarding

7.5

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.
Air France
7.5
Good
1,626 reviews
Air France
7.5
Good
1,626 reviews
Check prices

Entertainment

7.0

Comfort

7.4

Crew

8.2

Food

7.0

Boarding

7.5

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.
LATAM Airlines
7.4
Good
1,957 reviews
Air France
7.5
Good
1,626 reviews
Check prices

Entertainment

7.0

Comfort

7.4

Crew

8.2

Food

7.0

Boarding

7.5

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.
United Airlines
7.4
Good
9,995 reviews
Air France
7.5
Good
1,626 reviews
Check prices

Entertainment

7.0

Comfort

7.4

Crew

8.2

Food

7.0

Boarding

7.5

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.
Air Europa
7.0
Good
628 reviews
Air France
7.5
Good
1,626 reviews
Check prices

Entertainment

7.0

Comfort

7.4

Crew

8.2

Food

7.0

Boarding

7.5

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.

Related info for your journey

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

    Asuncion Silvio Pettirossi (ASU) is the airport you will fly into if you book a flight from London to Asuncion. You should not have trouble finding flights to Silvio Pettirossi from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Asuncion airport from London. It is only a 7.8 mi journey from Silvio Pettirossi (ASU) to Asuncion’s city center.

  • How long is the flight from London to Asuncion?

    Departing from London to Asuncion will take you 17h 20m. The distance from London to Asuncion is about 6322 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London to Asuncion round-trip?

    Our cheapest airline available from London to Asuncion is Air Europa. Our recent data shows that you can find tickets from as low as £747 on this airline. An additional option worth looking into is LATAM Airlines, starting at £808. These flights start at 27% lower than the current average price 3 months from now.

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

    The most popular flight routes from London to Asuncion are London Gatwick - Asuncion Silvio Pettirossi, London Heathrow - Asuncion Silvio Pettirossi and London City - Asuncion Silvio Pettirossi.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from London to Asuncion (average of £397). Flying from London to Asuncion in June is currently the most expensive (average of £944). 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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Alternative routes for London to Asuncion

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Asuncion flights
Gatwick to Asuncion flights
London City to Asuncion flights
Manchester to Asuncion flights

Top 2 airlines flying from London to Asuncion

Discover the top 2 airlines that operate flights from London to Asuncion. 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 16 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air EuropaCheapest£747Average£1,181FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
LATAM AirlinesCheapest£808Average£1,146FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines 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 London to Asuncion?

Deals for London to Asuncion flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Asuncion for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Asuncion from London? 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 London to Asuncion 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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