$623 Cheap LATAM Airlines Group flights Washington (IAD) to Punta Arenas (PUQ)

Landing cheap one-way LATAM Airlines flights from IAD to PUQ from $623 on Expedia is easy — just filter by "Price (lowest to highest)." Or check out our affordable return fares from $1,056 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for LATAM Airlines flights from IAD to PUQ about one month before you want to go. The cheapest time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your itinerary and fare class, the best day to book international airfare is usually Sunday. Friday is often the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Browse LATAM Airlines's earliest flights from IAD to PUQ by using our "Morning" and "Early Morning" filters. Not only will you get to your destination sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.