Cheap Flights from Seattle to Buenos Aires
No deal from Seattle to Buenos Aires has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Seattle to Buenos Aires, the lowest round-trip fare we recorded was $1096, in August. The typical fare was $1182. August was the cheapest month we saw and October the dearest.
The most recent price we saw on this route was $1187 on Delta and LATAM, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/seattle">from Seattle</a>, <a href="/to/buenos-aires">to Buenos Aires</a>, or the return direction <a href="/from/buenos-aires/to/seattle">Buenos Aires to Seattle</a>.
Latest price we saw: Seattle to Buenos Aires
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Seattle (SEA) to Buenos Aires (EZE) | $1187 | 8.6¢ | Nov 30 – Dec 7 | Delta and LATAM | Oct 17 | Check price |
Price history: Seattle to Buenos Aires
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1154 | $1191 | 15 |
| Sep 2026 | $1099 | $1275 | 33 |
| Aug 2026 | $1096 | $1148 | 46 |
| Jul 2026 | $1111 | $1111 | 1 |
Frequently asked questions
How many flight deals from Seattle to Buenos Aires are on Sparkflights right now?
There are 0 verified deals from Seattle to Buenos Aires on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Seattle to Buenos Aires?
The lowest fare we've recorded from Seattle to Buenos Aires is $1096, based on 95 price observations over 4 months.
How much does a flight from Seattle to Buenos Aires cost?
The typical round-trip fare we observed from Seattle to Buenos Aires is $1182, against a recorded low of $1096. These are observations, not quotes.
When is the cheapest month to fly Seattle to Buenos Aires?
August was the cheapest month we observed from Seattle to Buenos Aires and October the dearest, over 4 months of data.
What is the current price from Seattle to Buenos Aires?
The most recent fare our sweep saw from Seattle to Buenos Aires is $1187, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.