Your next trip, last seen at €489
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
- Lowest observed
- €489, departing 4 Mar 2027 (Last checked: 11 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 125Check live prices for this route
- Airlines seen
- Aerolineas Argentinas, Air Canada, Air Europa, Air France, Avianca, British Airways +13 more
- Reported fastest flight
- 14h
- Non-stop
- Yes
About this route
Explore the fares we observed from Barcelona to Buenos Aires. Prices move often, so pick your dates to see the latest options.
- Route distance
- 10,466 km
- Reported fastest flight
- 14h
- Airlines seen
- Aerolineas Argentinas, Air Canada, Air Europa, Air France, Avianca, British Airways +13 more
- Alternative airports
- AEP
Route-level information; individual journeys vary.
Published schedules report non-stop service with Aerolineas Argentinas. Check current timetables.
A clearer picture of your fare
Airport to city: straight-line distance
- Barcelona El Prat (BCN) → Barcelona, city gazetteer reference point (41.3879, 2.1699): ≈ 12 km.
- Aeroparque Jorge Newbery (AEP) → Buenos Aires, city gazetteer reference point (-34.6084, -58.3732): ≈ 7 km.
- Ezeiza International Airport - Ministro Pistarini (EZE) → Buenos Aires, city gazetteer reference point (-34.6084, -58.3732): ≈ 28 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Barcelona to Buenos Aires: March 2027, from €489 (checked 11 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €614 | 19 |
| November 2026 | €539 | 27 |
| December 2026 | €534 | 29 |
| January 2027 | €626 | 29 |
| February 2027 | €536 | 15 |
| March 2027 | €489 | 6 |
Lowest fare by day of the week
Cheapest day of the week from Barcelona to Buenos Aires: Thursday, from €489 (checked 11 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €499 | 20 |
| Tuesday | €580 | 17 |
| Wednesday | €539 | 18 |
| Thursday | €489 | 16 |
| Friday | €512 | 17 |
| Saturday | €507 | 18 |
| Sunday | €495 | 19 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Barcelona to Buenos Aires by days until departure (61 days or more): €489 (checked 11 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €774 | 8 |
| 8 to 30 days | €539 | 22 |
| 31 to 60 days | €546 | 25 |
| 61 days or more | €489 | 70 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Barcelona to Buenos Aires: ITA Airways, from €535 (checked 28 Sep 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| ITA Airways | €535Nov 30, 2026 | 8 |
| Avianca | €599Nov 15, 2026 | 43 |
| Aerolineas Argentinas | €620Feb 20, 2027 | 7 |
| Iberia | €620Jan 1, 2027 | 22 |
| Air Europa | €630Jan 31, 2027 | 9 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Barcelona to Buenos Aires?
The lowest fare we have observed is €489, found on 11 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Barcelona to Buenos Aires?
Cheapest month from Barcelona to Buenos Aires: March 2027, from €489 (checked 11 Oct 2026).
Are there direct flights from Barcelona to Buenos Aires?
Yes. We have seen non-stop flights on this route, flown by Aerolineas Argentinas.
Which airlines fly from Barcelona to Buenos Aires?
These are the carriers we have seen on the route: Aerolineas Argentinas, Air Canada, Air Europa, Air France, Avianca, British Airways +13 more.
How long does the flight from Barcelona to Buenos Aires take?
The average journey time across the 16 fares we observed is 22h 18m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Barcelona to Buenos Aires fares were non-stop?
77 of the 142 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which day of the week is cheapest from Barcelona to Buenos Aires?
Cheapest day of the week from Barcelona to Buenos Aires: Thursday, from €489 (checked 11 Oct 2026).
Which airline has the lowest fare from Barcelona to Buenos Aires?
Cheapest airline from Barcelona to Buenos Aires: ITA Airways, from €535 (checked 28 Sep 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
Keep exploring
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Recently observed fares. Prices may change.
Last checked: 11 Oct 2026