Buenos Aires to Washington flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Buenos Aires to Washington is €380 (checked on 29 Oct 2026).
Your next trip, last seen at €380
Lowest observedWhen to fly
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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.
One-way fare
- Lowest observed
- €380, departing 11 Nov 2026 (Last checked: 29 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 3Check live prices for this route
- Airlines seen
- Aerolineas Argentinas, Arajet, Avianca, Copa Airlines, Frontier Airlines, JetSmart, LATAM Airlines, Sky Airline, United Airlines (9)
- Typical journey time
- 24h 45m
About this route
Explore the fares we observed from Buenos Aires to Washington. Prices move often, so pick your dates to see the latest options.
- Route distance
- 8,396 km
- Typical journey time
- 24h 45m
- Seen on fares with a connection
- Aerolineas Argentinas, LATAM Airlines, Copa Airlines, Avianca, JetSmart, United Airlines, Sky Airline (7)
- Alternative airports
- AEP, DCA
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- 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.
- Ronald Reagan Washington National Airport (DCA) → Washington, city gazetteer reference point (38.8951, -77.0364): ≈ 5 km.
- Washington Dulles International Airport (IAD) → Washington, city gazetteer reference point (38.8951, -77.0364): ≈ 37 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.
Frequently asked
How much is a flight from Buenos Aires to Washington?
The lowest fare Routavio has observed is €380, found on 29 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Buenos Aires to Washington?
In our observations November 2026 is the cheapest month so far, at €380.
Are there direct flights from Buenos Aires to Washington?
Our data holds no non-stop flight from Buenos Aires to Washington. The fares on this page include at least one stop.
Which airlines fly from Buenos Aires to Washington?
Routavio has seen these carriers on the route: Aerolineas Argentinas, Arajet, Avianca, Copa Airlines, Frontier Airlines, JetSmart, LATAM Airlines, Sky Airline, United Airlines (9).
How long does the flight from Buenos Aires to Washington take?
Across the 53 fares Routavio observed, the average journey time is 26h 25m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Buenos Aires to Washington fares were non-stop?
None of the 56 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.