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Cheap First Class flights to Buenos Aires

LHR — BUE
16 Mar — 23 Mar1
1 adult
1 adult, First, 0 bags

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Cheap first class flights to Buenos Aires in 2026

Find the latest flights to Buenos Aires in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data were last updated on 14 February 2026.

Arrival Airport

Buenos Aires Ministro Pistarini Airport
Closest airport for this route
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Cheapest first class flights to Buenos Aires
Explore the most affordable first class flight options available to Buenos Aires. Find the lowest fares based on data from user searches, with prices last updated on 14 February 2026.

Mon 13/418:05
LHR
-
EZE
1 stop21h 00m
American Airlines
Thu 23/421:05
EZE
-
LHR
1 stop32h 05m
American Airlines
Deal found 13/2£6,038
Thu 16/418:05
LHR
-
EZE
1 stop21h 00m
American Airlines
Sun 26/421:05
EZE
-
LHR
1 stop30h 15m
American Airlines
Deal found 13/2£6,042
Sun 12/412:30
LHR
-
EZE
1 stop26h 35m
American Airlines
Sat 25/421:05
EZE
-
LHR
1 stop33h 30m
American Airlines
Deal found 13/2£9,381
Fri 13/322:00
LHR
-
EZE
2 stops50h 10m
Emirates
Fri 20/323:00
EZE
-
LHR
2 stops40h 20m
Emirates
Deal found 11/2£12,082
Wed 15/414:35
LGW
-
EZE
2 stops34h 30m
Emirates
Sat 25/422:40
EZE
-
LGW
2 stops33h 55m
Emirates
Deal found 13/2£12,098
Wed 15/419:50
LHR
-
EZE
2 stops29h 15m
Emirates
Sat 25/422:40
EZE
-
LHR
2 stops28h 25m
Emirates
Deal found 13/2£12,125

Travel insights for first class flights from United Kingdom to Buenos Aires

Get recent, data-driven insights about first class flights from United Kingdom to Buenos Aires including ideal travel times, pricing trends, and more.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 50.0 - 100.0 inches per month. January is typically the wettest month, when rainfall can reach 100.0 mm. June is typically the driest time to visit Buenos Aires when rainfall is around 50.0 mm.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 11.0 C).

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