Cheap flights from London to Asuncion from £421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Asuncion departing on 18/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from London to Asuncion

Cheap return flights

Avianca Logo
22:05 - 04:40LHR-ASU
34h 35m1 stop
Avianca Logo
08:10 - 15:35ASU-LHR
27h 25m1 stop
£778Avianca
Find Deal
Wed, 20 Aug - Sun, 21 Sep
 Logo
19:20 - 23:30LHR-ASU
31h 10m2 stops
 Logo
06:33 - 14:25ASU-LHR
28h 52m2 stops
Mon, 24 Nov - Fri, 12 Dec
Air Europa Logo
17:25 - 07:30LGW-ASU
17h 05m1 stop
Air Europa Logo
14:15 - 09:00ASU-LGW
15h 45m1 stop
£823Air Europa
Find Deal
Thu, 13 Nov - Mon, 1 Dec
KLM Logo
06:30 - 05:30LHR-ASU
26h 00m2 stops
KLM Logo
06:33 - 13:50ASU-LHR
28h 17m2 stops
£837KLM
Find Deal
Tue, 18 Nov - Mon, 1 Dec
Air France Logo
09:00 - 05:26LHR-ASU
24h 26m2 stops
Air France Logo
06:31 - 13:30ASU-LHR
26h 59m2 stops
£844Air France
Find Deal
Thu, 28 Aug - Thu, 4 Sep
KLM Logo
08:40 - 05:25LHR-ASU
24h 45m2 stops
KLM Logo
06:31 - 13:50ASU-LHR
27h 19m2 stops
£846KLM
Find Deal
Thu, 11 Sep - Tue, 30 Sep
Air France Logo
15:20 - 11:40LHR-ASU
48h 20m2 stops
Air France Logo
06:31 - 13:30ASU-LHR
26h 59m2 stops
£856Air France
Find Deal
Mon, 1 Sep - Mon, 8 Sep
LATAM Airlines Logo
17:25 - 09:55LHR-ASU
19h 30m2 stops
LATAM Airlines Logo
18:30 - 14:05ASU-LHR
16h 35m1 stop
£860LATAM Airlines
Find Deal
Tue, 18 Nov - Mon, 8 Dec
Air Europa Logo
10:00 - 06:15LGW-ASU
24h 15m1 stop
Air Europa Logo
13:15 - 16:25ASU-LGW
23h 10m1 stop
£877Air Europa
Find Deal
Fri, 10 Oct - Thu, 23 Oct
LATAM Airlines Logo
21:20 - 10:05LHR-ASU
16h 45m1 stop
LATAM Airlines Logo
18:55 - 15:05ASU-LHR
16h 10m1 stop
£891LATAM Airlines
Find Deal
Tue, 9 Sep - Wed, 24 Sep

Air France flights from London to Asuncion

Our best Air France deals on London to Asuncion flight tickets
Air France
28 Aug
LHR09:00London Heathrow
24h 26m
2 stops
ASU05:26Asuncion Silvio Pettirossi
4 Sept
ASU06:31Asuncion Silvio Pettirossi
26h 59m
2 stops
LHR13:30London Heathrow
Air France
1 Sept
LHR15:20London Heathrow
48h 20m
2 stops
ASU11:40Asuncion Silvio Pettirossi
8 Sept
ASU06:31Asuncion Silvio Pettirossi
26h 59m
2 stops
LHR13:30London Heathrow
Air France
28 Aug
LHR06:15London Heathrow
27h 11m
2 stops
ASU05:26Asuncion Silvio Pettirossi
4 Sept
ASU06:31Asuncion Silvio Pettirossi
26h 59m
2 stops
LHR13:30London Heathrow

KLM flights from London to Asuncion

Our best KLM deals on London to Asuncion flight tickets
KLM
18 Nov
LHR06:30London Heathrow
26h 00m
2 stops
ASU05:30Asuncion Silvio Pettirossi
1 Dec
ASU06:33Asuncion Silvio Pettirossi
28h 17m
2 stops
LHR13:50London Heathrow
KLM
11 Sept
LHR08:40London Heathrow
24h 45m
2 stops
ASU05:25Asuncion Silvio Pettirossi
30 Sept
ASU06:31Asuncion Silvio Pettirossi
27h 19m
2 stops
LHR13:50London Heathrow
KLM
11 Sept
LCY09:20London City
24h 05m
2 stops
ASU05:25Asuncion Silvio Pettirossi
30 Sept
ASU12:30Asuncion Silvio Pettirossi
24h 10m
2 stops
LCY16:40London City

See travel insights to Asuncion from

How to get the cheapest flight ticket from London to Asuncion

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Asuncion?

What is the cheapest month to fly to Asuncion?

In general, March is the cheapest month to fly from London to Asuncion. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £692. If you aren’t able to travel during the month of March, then book flights to Asuncion from London during May instead. Flights to Asuncion in May, while not as cheap as those in March, still average around £771.

What is the cheapest day to depart on your flight to Asuncion?

Our data shows that Wednesday is the least expensive day to fly to Asuncion. Tickets to fly out on this day can be as low as £834. Flights from London to Asuncion on a Sunday will generally be more expensive and average around £1,028. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Asuncion?

According to our data, the cheapest time of day to fly to Asuncion is in the afternoon. momondo users have found flights departing from London to Asuncion in the afternoon for as low as £860. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Asuncion are more costly in the evening, with an average ticket price of £945. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How have London to Asuncion flight prices changed over time?

As of July 2025, prices for London to Asuncion flights are approximately 71% more expensive when compared to flights at the same time last year.

When to book flights from London to Asuncion

Are you open to changing your travel dates? Check out the ideal times to fly from London to Asuncion according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Asuncion (LON to ASU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Asuncion

Best price found

£421

Fastest flight time

16h 40m

Direct flights

None

Airports in Asuncion

1 airport
The best one-way flight to Asuncion from London in the past 72 hours is £421. The best return flight deal from London to Asuncion found on momondo in the last 72 hours is £778.
The fastest flight from London to Asuncion takes 16h 40m
There are no direct flights from London to Asuncion. Popular non-direct routes for this connection are London Heathrow Airport - Asuncion Silvio Pettirossi Airport, London City Airport - Asuncion Silvio Pettirossi Airport and London Gatwick Airport - Asuncion Silvio Pettirossi Airport.
There is 1 airport near Asuncion: Asuncion Silvio Pettirossi (ASU)

  • How far is London to Asuncion Silvio Pettirossi by plane?

    London and Asuncion Silvio Pettirossi are 6340.2 mi apart from one another. By plane, this route typically takes 16h 40m.

  • When did momondo last update prices for flights from London to Asuncion Silvio Pettirossi Airport?

    Prices for flights from London to Asuncion Silvio Pettirossi Airport refresh daily.

  • How many operators does momondo search for flights from London to Asuncion Silvio Pettirossi Airport?

  • How old do you have to be to fly from London to Asuncion Silvio Pettirossi Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Asuncion Silvio Pettirossi Airport.

  • What documentation or ID do you need to fly to Asuncion Silvio Pettirossi Airport?

    The travel and health documents required for your trip to Asuncion Silvio Pettirossi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Asuncion Silvio Pettirossi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from London to Asuncion?


Best airlines flying from London to Asuncion

Compare and see reviews for airlines that fly from London to Asuncion with momondo
Airline
Rating
Free Cancellation
Price
Air EuropaPriceFrom £760Free CancellationRating
7.0
540 reviews
Search Air Europa flights
LATAM AirlinesPriceFrom £806Free CancellationRating
7.5
1,808 reviews
Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Asuncion?

Finding the right flight to Asuncion from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Asuncion quick and easy, saving you time and money.

Can I find flights from London to Asuncion with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Asuncion from London with this policy.

How can momondo help me find flights from London to Asuncion?

Once all potential London to Asuncion flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Asuncion right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Asuncion, momondo offers a useful price alert feature which will track prices for flights to Asuncion from London and alert you when they change.


An easier way to manage your Asuncion trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 20/7
Sun 27/7

Find better results for your trip to Paraguay

Fly your favourite airline to Asuncion

Airlines are sorted and displayed according to clicks in the past 7 days on momondo