iDiscover the best prices by selecting your travel dates.

British Airways
BA 0247
→ Outbound · 26 Sep
LHR
London Heathrow
ASU
Asuncion
10:20 PM
26 Sep
16h 55m
11:15 AM
27 Sep
← Return · 6 Oct
ASU
Asuncion Pettirossi
LHR
London Heathrow
12:05 PM
6 Oct
14h 45m
6:50 AM
7 Oct
from
£1729
Return · per adult

British Airways
BA 0247
→ Outbound · 9 Oct
LHR
London Heathrow
ASU
Asuncion
10:20 PM
9 Oct
16h 55m
11:15 AM
10 Oct
← Return · 19 Oct
ASU
Asuncion Pettirossi
LHR
London Heathrow
6:30 PM
19 Oct
32h 20m
6:50 AM
21 Oct
from
£2025
Return · per adult

TAP Air Portugal
TP 1367
→ Outbound · 22 Oct
LHR
London Heathrow
ASU
Asuncion
11:20 AM
22 Oct
27h 55m
11:15 AM
23 Oct
← Return · 1 Nov
ASU
Asuncion Pettirossi
LGW
London Gatwick
1:15 PM
1 Nov
41h 35m
9:50 AM
3 Nov
from
£2855
Return · per adult

Avianca
AV 121
→ Outbound · 4 Nov
LHR
London Heathrow
ASU
Asuncion
9:35 PM
4 Nov
35h 20m
5:55 AM
6 Nov
← Return · 14 Nov
ASU
Asuncion Pettirossi
LHR
London Heathrow
7:55 AM
14 Nov
27h 40m
2:35 PM
15 Nov
from
£1050
Return · per adult

TAP Air Portugal
TP 1337
→ Outbound · 17 Nov
LGW
London Gatwick
ASU
Asuncion
4:35 PM
17 Nov
22h 55m
12:30 PM
18 Nov
← Return · 27 Nov
ASU
Asuncion Pettirossi
LGW
London Gatwick
1:20 PM
27 Nov
41h 30m
9:50 AM
29 Nov
from
£984
Return · per adult

Avianca
AV 121
→ Outbound · 30 Nov
LHR
London Heathrow
ASU
Asuncion
9:35 PM
30 Nov
35h 20m
5:55 AM
2 Dec
← Return · 10 Dec
ASU
Asuncion Pettirossi
LHR
London Heathrow
7:55 AM
10 Dec
27h 40m
2:35 PM
11 Dec
from
£1139
Return · per adult

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Popular airlines to Asuncion
Top 5 airlines flying from London to Asuncion
Cheapest and average return economy fares by carrier, from our sampled live searches. Fares change constantly — tap Search to see live prices for your dates.
| Airline | Cheapest | Average | Flights | Search |
|---|---|---|---|---|
Avianca | £795 | £1253 | With stops | |
Lan Airlines | £1017 | £1426 | With stops | |
TAP Air Portugal | £1237 | £2270 | With stops | |
Turkish Airlines | £1270 | £1437 | With stops | |
British Airways | £1273 | £2041 | With stops |
Everything you should know
Insights & trends for London to Asuncion flights
Data-powered insights to help you find the cheapest flights, the best time to fly and much more.
How much is a return flight from London to Asuncion?
Return flights from London to Asuncion typically cost between £961 and £1405 in August, though fares move with demand, season and how early you book. The lowest fare our search found recently was £795 — a great price and well below the usual range, so a price near this is worth grabbing. Keeping your dates flexible and comparing nearby days is the easiest way to land at the cheaper end.
What is the cheapest day to fly to Asuncion?
The cheapest day to depart to Asuncion is usually Thursday, when fares start from around £1017 — midweek departures tend to be quieter and cheaper. Saturday is typically the most expensive day to fly out (around £1587), as weekend travel is popular with leisure and business travellers alike. Where your plans allow, moving your outbound to a cheaper weekday can noticeably lower the total fare.
What is the cheapest time of day to fly to Asuncion?
Flights to Asuncion are generally cheapest departing in the evening, with fares from around £795. Departures in midday tend to cost more (about £1528), as those slots are more convenient and in higher demand. Picking an off-peak departure time is a simple way to trim the price without changing your dates.
What is the cheapest London airport to fly to Asuncion from?
The cheapest return flights to Asuncion depart from London Stansted (STN), from around £1270. London has several airports serving this route and fares can vary between them — Heathrow (LHR) is often the priciest at around £1610. It's worth checking which London airport is both cheapest and most convenient for you before booking.
Average return fare to Asuncion by month
The cheapest month to fly from London to Asuncion is typically November, with return economy fares from £795. Fares are usually highest in September (around £1525). Figures are indicative, from sampled live fares, and change with demand.
Cheapest sampled return economy fare, London to Asuncion, per month (gaps estimated). Search live for exact prices.
When to book flights from London to Asuncion
Are your dates flexible? These are the ideal times to fly to Asuncion based on our flight data — find the cheapest days for a 7-day trip.
Cheap flights to Asuncion from across the UK
You don't have to fly from London. The cheapest UK departure for Asuncion is currently Birmingham from £1511. Compare return economy fares and typical flight times below — figures are indicative from sampled fares.
Indicative cheapest return economy fares by UK origin. Pick your dates in the search form above.
Weather in Asuncion
Monday
Drizzle
32°C
31/08/2026
Tuesday
Drizzle
27°C
01/09/2026
Wednesday
Clear sky
29°C
02/09/2026
Thursday
Mainly clear
34°C
03/09/2026
Friday
Drizzle
32°C
04/09/2026
Saturday
Drizzle
20°C
05/09/2026
Sunday
Overcast
17°C
06/09/2026
Powered by Open-Meteo.com
Reviews of airlines servicing Asuncion
See what customers who have flown with Turkish Airlines, British Airways and more to Asuncion have to say. Each airline is scored on boarding, crew, food, comfort and entertainment.

Turkish Airlines
2,140 reviews

British Airways
8,148 reviews

Turkish Airlines
8.0Very goodExcellent airline with great service, comfortable flights, free Wi-Fi, and fantastic entertainment. The five-star hotel and transfers in Istanbul made my trip even better. Highly recommended!
Our travel experts
Good to know — flights from London to Asuncion
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Find better results for your trip to Asuncion
Popular flights to Asuncion
About flights to Asuncion
Overview
Asunción, the laid-back capital of Paraguay, sits on the banks of the Paraguay River and is one of South America's oldest cities, with a mix of colonial buildings, leafy plazas and a warm, unhurried atmosphere. UK travellers come for its authentic feel, low costs and as a gateway to the Jesuit missions and the wider Río de la Plata region. The city is served by Silvio Pettirossi International Airport (ASU), Paraguay's main gateway. Comparing fares in one place makes finding the right flight to Asunción quick and simple.
Best time to fly to Asunción
Asunción has a warm, subtropical climate, and the seasons are reversed. The cooler, more comfortable months run from May to September, while the southern summer (December–February) can be very hot and humid. Spring and autumn offer pleasant weather and often better value. Fares tend to ease outside the UK summer and festive holidays — check the price charts on this page for the cheapest dates.
Airlines and routes
There are no direct flights from the UK to Asunción, so every route connects through a European and/or South American hub. Common routings use Iberia (via Madrid) or Air France (via Paris) to a gateway such as São Paulo, Buenos Aires or Lima, then onward on carriers like LATAM or GOL. Total journey time from London is typically 17–22 hours depending on the connections, and travellers from Manchester or other UK cities route via one of these hubs. Comparing carriers for your exact dates is the surest way to secure the lowest fare.
Things to do in Asunción
Asunción rewards visitors with history, riverside views and Paraguayan culture:
- Palacio de los López: the grand presidential palace overlooking the river, beautifully lit at night.
- Panteón Nacional de los Héroes: the national mausoleum honouring Paraguay's historic figures.
- Manzana de la Rivera: a restored block of colonial houses now home to museums and a cultural centre.
- Costanera de Asunción: a riverfront promenade popular for strolling and sunset views.
- Mercado 4: a sprawling, lively market that captures the everyday buzz of the city.
At Silvio Pettirossi International Airport (ASU)
Asunción's airport lies about 15 km northeast of the city centre, with duty-free shopping, currency exchange, ATMs and dining. Metered taxis and ride-hailing apps are the easiest way into the city, and some hotels offer transfers. It is a compact, manageable airport that is easy to find your way around.
Top tips for finding cheap flights to Asunción
- Book roughly 2–4 months ahead for long-haul value — last-minute fares to Asunción are usually higher.
- Avoid the UK summer and festive peaks; the shoulder weeks bring noticeably lower prices.
- Be flexible with your dates — midweek departures are often cheaper than weekends.
- Compare hubs; a routing via Madrid, São Paulo or Buenos Aires can vary a good deal in price.
Travel essentials
- UK passport holders do not need a visa for short tourist stays in Paraguay — entry is granted on arrival for visits of up to 90 days.
- A yellow fever certificate is recommended and may be requested; keep routine UK travel jabs up to date.
- The local currency is the Paraguayan guaraní (PYG).
Baggage & hand-luggage allowance for flights to Asuncion
Your allowance to Asuncion depends on the airline and the fare you book. The table below shows typical long-haul allowances so you know roughly what to expect — always confirm the exact limits with your airline before you fly.
| Fare type | Hand baggage | Checked baggage |
|---|---|---|
| Basic / Light economy | 1 small under-seat bag | Usually none — add for a fee |
| Standard economy | 1 cabin bag + 1 personal item | Typically 1 × 23 kg |
| Premium economy | 1–2 cabin bags + personal item | Typically 2 × 23 kg |
| Business / First | 2 cabin bags + personal item | Typically 2 × 32 kg |
Indicative only. Allowances vary by airline, route and fare — always check your airline's baggage policy.
Packing & baggage tips
- Full-service carriers (e.g. British Airways, Turkish Airlines, KLM) usually include a checked bag on long-haul economy fares; basic/low-cost fares often don't.
- Cabin (hand) bag size is commonly around 56 × 45 × 25 cm — confirm your airline's limit before you pack.
- Liquids in hand luggage must be in containers of 100 ml or less, inside one clear resealable bag.
- Weigh your bags at home — airport excess-baggage fees are far higher than pre-booked allowances.
- Extra or heavier bags are almost always cheaper added online in advance than at the airport.
FAQs — booking Asuncion flights
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