$1,694 Cheap Flights from Boston (BOS) to San Martin de los Andes (CPC)

View $1,694 flight on Sat, Mar 28, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to San Martin de los Andes (CPC-Aviador Carlos Campos)

Cheap Flights from Boston to San Martin de los Andes (BOS-CPC)

Prices were available within the past 7 days and start at $1,694 for one-way flights and $1,578 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

avianca
Thu, Oct 23 - Thu, Oct 30
BOS
Boston
CPC
San Martín de los Andes
$1,578 Roundtrip, found 8 hours ago
$1,578
Roundtrip
found 8 hours ago
Select avianca flight, departing Thu, Oct 23 from Boston to San Martín de los Andes, returning Thu, Oct 30, priced at $1,578 found 8 hours ago
avianca
Thu, Oct 23 - Thu, Oct 30
BOS
Boston
CPC
San Martín de los Andes
$1,800 Roundtrip, found 8 hours ago
$1,800
Roundtrip
found 8 hours ago
Select avianca flight, departing Thu, Oct 23 from Boston to San Martín de los Andes, returning Thu, Oct 30, priced at $1,800 found 8 hours ago

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC) cost?
Snag a cheap one-way flight from $1,694 or cheap return flight from $1,578 from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC)?
Planning your getaway for October can help you save, as it's the cheapest month for flights between BOS and CPC. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC)?
To find the cheapest airline that'll fly you from BOS to CPC, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC)?
Nonstop flights from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to CPC?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC)?
To land at Aviador Carlos Campos Airport (CPC) without delays, choose a flight that leaves from Logan Intl. Airport (BOS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC) last-minute?
Waiting until just before your departure to book a ticket from BOS to CPC generally means paying more. While you may find some last-minute deals, they're not always guaranteed. Be flexible with your travel plans to boost your chances of landing a bargain.
Is it cheaper to book a BOS to CPC flight and hotel package?
Securing a BOS to CPC flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our impressive range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Aviador Carlos Campos Airport (CPC)?
If you reserved your BOS to CPC flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Logan Intl.
Destination airport
Aviador Carlos Campos
Roundtrip price
$1,578
Distance
5696 mi

Book with confidence

Boston to San Martin de los Andes Flights

The cheapest times to fly from Boston to San Martin de los Andes

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to San Martin de los Andes are during the month of October. You can find some of the cheapest flights from Boston to San Martin de los Andes with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to San Martin de los Andes

Sunday is one of the best days to book for cheap flights from Boston to San Martin de los Andes: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to San Martin de los Andes

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to San Martin de los Andes in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,694 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to San Martin de los Andes flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to San Martin de los Andes airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Boston to San Martin de los Andes Flights

Explore a world of travel with Expedia

*Available to One Key members.