MAD → BUE
Cheap flights from Madrid to Buenos Aires
Compare fares from Madrid to Buenos Aires from airlines and travel agencies, then book directly with the seller.
MAD → BUE
FROM $486 · 1 STOP
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Madrid to Buenos Aires: what the fares show
Recent searches turned up one-way tickets from Madrid to Buenos Aires for as little as $486: Air Europa, departing December 3, 2026, with one stop. Across the 10 months we track, December 2026 is the cheapest month to fly (from $486) and October 2026 the most expensive (from $842), a difference of $356. None of the low fares we tracked are non-stop; most connect with one stop. The quickest itinerary among these fares takes 21h 50m, including time spent on connections. The low fares on this route come mostly from Air Europa, avianca airlines and United Airlines.
Prices are in US dollars, one-way, economy, per adult, from searches made on Aviasales and checked . Fares change often; the price you pay is confirmed on the airline's or agency's site.
- Route
- MAD → BUE
- Lowest fare found
- $486 one-way
- Cheapest month
- December 2026
- Non-stop fares
- Not in recent data
- Typical stops
- 1 stop
- Fastest itinerary
- 21h 50m
- Airlines in our data
- Air Europa, avianca airlines, United Airlines
- Price range in our data
- $486 – $842
- Fares checked
Prices by date
| Date | Lowest fare |
|---|
Lowest fares found recently for each departure day. Live prices may differ.
Madrid to Buenos Aires fares by departure date
The 30 cheapest departure days in the fares we tracked for the coming weeks, one-way per adult, checked .
| Departure date | Day | From | Airline | Stops | Search |
|---|---|---|---|---|---|
| Thu | $575 | United Airlines | 2 stops | Search November 12, 2026 | |
| Fri | $582 | United Airlines | 2 stops | Search November 13, 2026 | |
| Sat | $659 | Air Europa | 1 stop | Search November 14, 2026 | |
| Mon | $669 | Ryanair | 2 stops | Search November 16, 2026 | |
| Tue | $533 | Air Europa | 1 stop | Search November 17, 2026 | |
| Wed | $678 | Air Europa | 2 stops | Search November 18, 2026 | |
| Thu | $556 | Air Europa | 1 stop | Search November 19, 2026 | |
| Fri | $612 | United Airlines | 2 stops | Search November 20, 2026 | |
| Sat | $638 | Ryanair | 2 stops | Search November 21, 2026 | |
| Tue | $610 | United Airlines | 2 stops | Search November 24, 2026 | |
| Wed | $611 | United Airlines | 2 stops | Search November 25, 2026 | |
| Thu | $595 | United Airlines | 2 stops | Search November 26, 2026 | |
| Fri | $663 | Azul Airlines | 2 stops | Search November 27, 2026 | |
| Sat | $630 | Ryanair | 3 stops | Search November 28, 2026 | |
| Sun | $627 | Ryanair | 3 stops | Search November 29, 2026 | |
| Mon | $657 | Portugalia Airlines | 2 stops | Search November 30, 2026 | |
| Tue | $494 | Air Europa | 1 stop | Search December 1, 2026 | |
| Wed | $603 | Iberia | 3 stops | Search December 2, 2026 | |
| Cheapest | Thu | $486 | Air Europa | 1 stop | Search December 3, 2026 |
| Fri | $612 | Iberia | 3 stops | Search December 4, 2026 | |
| Sat | $520 | Azul Airlines | 1 stop | Search December 5, 2026 | |
| Mon | $576 | United Airlines | 2 stops | Search December 7, 2026 | |
| Tue | $583 | United Airlines | 2 stops | Search December 8, 2026 | |
| Wed | $588 | United Airlines | 2 stops | Search December 9, 2026 | |
| Thu | $571 | Iberia | 3 stops | Search December 10, 2026 | |
| Fri | $601 | Azul Airlines | 2 stops | Search December 11, 2026 | |
| Fri | $680 | Azul Airlines | 2 stops | Search December 25, 2026 | |
| Tue | $672 | avianca airlines | 1 stop | Search December 29, 2026 | |
| Wed | $643 | avianca airlines | 1 stop | Search December 30, 2026 | |
| Thu | $579 | Air Europa | 1 stop | Search December 31, 2026 |
Cheapest month to fly from Madrid to Buenos Aires
Lowest one-way economy fare per adult found for each departure month, checked October 26, 2026. Select a month to search that date.
| Month | Cheapest day | From | Airline | Stops | Search |
|---|---|---|---|---|---|
| October 2026 | $842 | Air Europa | 1 stop | Search October 27, 2026 | |
| November 2026 | $533 | Air Europa | 1 stop | Search November 17, 2026 | |
| December 2026 Cheapest | $486 | Air Europa | 1 stop | Search December 3, 2026 | |
| January 2027 | $575 | United Airlines | 2 stops | Search January 29, 2027 | |
| February 2027 | $586 | avianca airlines | 2 stops | Search February 24, 2027 | |
| March 2027 | $532 | Air Europa | 2 stops | Search March 18, 2027 | |
| April 2027 | $516 | LATAM Airlines Group | 1 stop | Search April 27, 2027 | |
| May 2027 | $497 | Boliviana de Aviación | 1 stop | Search May 19, 2027 | |
| August 2027 | $638 | avianca airlines | 2 stops | Search August 16, 2027 | |
| September 2027 | $584 | avianca airlines | 2 stops | Search September 1, 2027 |
Planning the rest of the trip
Related routes
Madrid to Buenos Aires flights: FAQ
How much is a flight from Madrid to Buenos Aires?
The cheapest one-way fare we found recently is $486 (1 stop, departing December 3, 2026). Fares change with demand and the date you book, so run a search to see today's prices for your dates.
What is the cheapest month to fly from Madrid to Buenos Aires?
In our latest data, December 2026 has the lowest fares (from $486) and October 2026 the highest (from $842). The table above lists the lowest fare we found for each month.
Are the cheapest fares from Madrid to Buenos Aires direct?
None of the low fares we tracked recently are non-stop; the cheapest options connect along the way. Non-stop flights may still be available at higher prices, so check the live results for your dates.
Which airlines fly from Madrid to Buenos Aires?
The lowest fares we found on this route were sold by Air Europa, avianca airlines and United Airlines. The live search covers more airlines and travel agencies than appear here.
How long does it take to fly from Madrid to Buenos Aires?
The quickest itinerary among the fares we tracked takes 21h 50m, including any connections. Cheaper fares often take longer because of layovers; each result shows its total travel time.
Does Flicket sell the tickets?
No. Flicket is a flight search site. We compare fares from airlines and travel agencies through our partner Aviasales, and you book directly with the airline or agency you choose, on their website and under their terms. Flicket adds no fee to the fare.
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