$668 Cheap Flights from Boston (BOS) to Salta (SLA)

View $668 flight on Tue, Sep 15, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Salta (SLA-Martín Miguel de Güemes Intl.)

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Cheap Flights from Boston to Salta (BOS-SLA)

Prices were available within the past 7 days and start at $668 for one-way flights and $1,114 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep 15 - Wed, Sep 30
BOS
Boston
SLA
Salta
$1,114 Roundtrip, found 4 hours ago
$1,114
Roundtrip
found 4 hours ago
Select Delta flight, departing Tue, Sep 15 from Boston to Salta, returning Wed, Sep 30, priced at $1,114 found 4 hours ago
LATAM Airlines Group
Tue, Sep 15 - Wed, Sep 30
BOS
Boston
SLA
Salta
$1,140 Roundtrip, found 4 hours ago
$1,140
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Tue, Sep 15 from Boston to Salta, returning Wed, Sep 30, priced at $1,140 found 4 hours ago
Delta
Tue, Sep 15 - Sun, Oct 4
BOS
Boston
SLA
Salta
$1,174 Roundtrip, found 4 days ago
$1,174
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Sep 15 from Boston to Salta, returning Sun, Oct 4, priced at $1,174 found 4 days ago
Delta
Tue, Sep 15 - Sun, Oct 4
BOS
Boston
SLA
Salta
$1,186 Roundtrip, found 4 days ago
$1,186
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Sep 15 from Boston to Salta, returning Sun, Oct 4, priced at $1,186 found 4 days ago
Delta
Tue, Sep 15 - Sun, Oct 4
BOS
Boston
SLA
Salta
$1,192 Roundtrip, found 4 days ago
$1,192
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Sep 15 from Boston to Salta, returning Sun, Oct 4, priced at $1,192 found 4 days ago
LATAM Airlines Group
Tue, Sep 15 - Sun, Oct 4
BOS
Boston
SLA
Salta
$1,200 Roundtrip, found 4 days ago
$1,200
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Tue, Sep 15 from Boston to Salta, returning Sun, Oct 4, priced at $1,200 found 4 days ago
LATAM Airlines Group
Tue, Sep 15 - Sun, Oct 4
BOS
Boston
SLA
Salta
$1,207 Roundtrip, found 4 days ago
$1,207
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Tue, Sep 15 from Boston to Salta, returning Sun, Oct 4, priced at $1,207 found 4 days ago
Copa
Mon, Sep 21 - Fri, Oct 2
BOS
Boston
SLA
Salta
$1,215 Roundtrip, found 4 hours ago
$1,215
Roundtrip
found 4 hours ago
Select Copa flight, departing Mon, Sep 21 from Boston to Salta, returning Fri, Oct 2, priced at $1,215 found 4 hours ago
avianca
Tue, Sep 15 - Tue, Oct 6
BOS
Boston
SLA
Salta
$1,292 Roundtrip, found 4 days ago
$1,292
Roundtrip
found 4 days ago
Select avianca flight, departing Tue, Sep 15 from Boston to Salta, returning Tue, Oct 6, priced at $1,292 found 4 days ago
United
Tue, Sep 15 - Wed, Sep 30
BOS
Boston
SLA
Salta
$1,368 Roundtrip, found 4 hours ago
$1,368
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Sep 15 from Boston to Salta, returning Wed, Sep 30, priced at $1,368 found 4 hours ago

Alternative airports near Salta

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Martin Miguel de Guemes Intl. SLA. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $1,598
SLA
Martin Miguel de Guemes Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $1,598

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) cost?
You can find cheap one-way flights and cheap return flights from $1,114 Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) with Expedia. One-way flights generally range between $642 and $3987. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
The cheapest month to fly from BOS to SLA is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
Enter BOS to SLA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
LATAM Airlines Group, LAN Airlines and Delta are just some of the carriers that fly from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
The earliest flight from Boston Logan International Airport (BOS) to Salta (SLA) typically departs at around 5:10 AM. This seasonal service is offered by JetBlue Airways and LATAM Airlines Group, allowing you to start your journey early and make the most of your time in Salta. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
a Friday typically has the most flights from Logan Intl. (BOS) to Martin Miguel de Guemes Intl. (SLA), with approximately 17 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta, United, and Air Canada.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
The most popular departure times for flights from Logan Intl. (BOS) to Martin Miguel de Guemes Intl. (SLA) are in the early morning, from 6am to 9am. About 29% of passengers prefer this time window. Delta Airlines, United Airlines, and American Airlines offer flights during this window. This timing works well for travelers looking to make the most of their day upon arrival.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
A flight from BOS to SLA with a layover takes around 15 hours, with the route covering approximately 4,657 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
Select the "Business class" and "First class" filters when looking for BOS to SLA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Salta from Logan Intl. (BOS)?
From Logan Intl. (BOS), you can fly typically into Martin Miguel de Guemes Intl. (SLA) to reach Salta. Some flights may connect through major hubs like John F. Kennedy Intl. (JFK), George Bush Intercontinental (IAH), Hartsfield-Jackson Atlanta Intl. (ATL) before reaching Salta. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) Salta Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities 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 Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.)?
If you booked your Boston, MA (BOS-Logan Intl.) to Salta (SLA-Martín Miguel de Güemes Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Martín Miguel de Güemes Intl.
Roundtrip price
$1,113
Distance
4656 mi

Book with confidence

Boston to Salta Flights

The cheapest times to fly from Boston to Salta

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 Salta are during the month of September. You can find some of the cheapest flights from Boston to Salta with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Salta

Sunday is one of the best days to book for cheap flights from Boston to Salta: 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 Salta

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 Salta in 2026. You can also book with separate airlines for your outbound and return journeys, from $668 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 Salta 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 Salta 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 Salta Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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