Cheapest one-way tickets
Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.
Round trips
The cheapest return tickets found recently, price for the whole trip.
Plan the rest of the trip
Price calendar
The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.
November 2026
Lowest fares by month
In the fares found this week, December has the lowest: from $978 one-way, against $1,322 in October. Pick a month to see its cheapest date.
- Oct$1,322
- Nov$986
- Dec$978
- Jan$1,072
- Feb$1,076
- Mar$1,002
- Apr$997
- Mayno fares yet
- Junno fares yet
- Julno fares yet
- Augno fares yet
- Sep$1,182
Show as a table
| Month | Cheapest one-way | Date | Stops |
|---|---|---|---|
| October | $1,322 | Sat, Oct 31 | 3 stops |
| November | $986 | Mon, Nov 16 | 4 stops |
| December | $978 | Wed, Dec 2 | 4 stops |
| January 2027 | $1,072 | Fri, Jan 22 | 3 stops |
| February 2027 | $1,076 | Mon, Feb 22 | 2 stops |
| March 2027 | $1,002 | Mon, Mar 15 | 3 stops |
| April 2027 | $997 | Tue, Apr 13 | 3 stops |
| May 2027 | — | ||
| June 2027 | — | ||
| July 2027 | — | ||
| August 2027 | — | ||
| September 2027 | $1,182 | Wed, Sep 1 | 2 stops |
Fares and weather by month
The lowest one-way fare found for each month, next to the weather in Buenos Aires. Average daily high and low and monthly precipitation, 1991–2020 normals.
| Oct2026 | Nov | Dec | Jan2027 | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lowest fare | $1,322 | $986 | $978 | $1,072 | $1,076 | $1,002 | $997 | – | – | – | – | $1,182 |
| High °C | 23° | 26° | 29° | 30° | 29° | 27° | 23° | 19° | 16° | 16° | 18° | 20° |
| Low °C | 13° | 16° | 19° | 20° | 19° | 18° | 14° | 11° | 8° | 8° | 9° | 11° |
| Precipitation mm | 123 | 118 | 123 | 134 | 129 | 120 | 130 | 94 | 62 | 74 | 70 | 81 |
Source: Buenos Aires on Wikipedia, CC BY-SA 4.0.
Questions travellers ask
What is the cheapest month to fly from Nha Trang to Buenos Aires?
In the fares found this week, December has the lowest: from $978 one-way, against $1,322 in October.
What is the weather in Buenos Aires in December?
In December, the cheapest month to fly, the average daily high in Buenos Aires is 29 °C and the low 19 °C.
Are there direct flights from Nha Trang to Buenos Aires?
None of the fares found recently are nonstop. The cheapest options have at least one stop.
Which day of the week is cheapest to fly?
In the fares we have, Tuesday departures are the cheapest, with a typical lowest fare of $1,025. Saturday is the priciest at about $1,176.
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