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Cheap flights from Boston to La Serena from $1,109

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to La Serena departing on 4/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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LATAM Airlines Logo
7:00 am - 4:39 pmBOS-LSC
33h 39m2 stops
LATAM Airlines Logo
1:09 pm - 7:35 amLSC-BOS
18h 26m2 stops
$1,109LATAM Airlines
Find Deal
dom., abr. 5 - mié., abr. 8
LATAM Airlines Logo
1:55 pm - 6:10 pmBOS-LSC
28h 15m2 stops
LATAM Airlines Logo
1:09 pm - 12:48 pmLSC-BOS
23h 39m2 stops
$1,119LATAM Airlines
Find Deal
dom., abr. 5 - mié., abr. 8

LATAM Airlines flights from Boston to La Serena

Our best LATAM Airlines deals on Boston to La Serena flight tickets
LATAM Airlines
Apr 5
BOS7:00 amBoston Logan Intl
33h 39m
2 stops
LSC4:39 pmLa Serena La Florida
Apr 8
LSC1:09 pmLa Serena La Florida
18h 26m
2 stops
BOS7:35 amBoston Logan Intl
$1,109
Find similar
LATAM Airlines
Apr 5
BOS1:55 pmBoston Logan Intl
28h 15m
2 stops
LSC6:10 pmLa Serena La Florida
Apr 8
LSC1:09 pmLa Serena La Florida
23h 39m
2 stops
BOS12:48 pmBoston Logan Intl
$1,119
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to La Serena that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated noviembre 3, 2025.
Use the filters below to find and compare flights from Boston to La Serena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLa Serena

BOS - LSC

BOSLSC

Boston Logan Intl

dom. 4/5

7:00 am-4:39 pm

2 stops33h 39m

La Serena La Florida

mié. 4/8

1:09 pm-7:35 am

2 stops18h 26m

$1,109

BostonLa Serena

BOS - LSC

BOSLSC

Boston Logan Intl

dom. 4/5

1:55 pm-6:10 pm

2 stops28h 15m

La Serena La Florida

mié. 4/8

1:09 pm-12:48 pm

2 stops23h 39m

$1,119

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Boston to La Serena

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to La Serena according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to La Serena (BOS to LSC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to La Serena

Direct flights

None
There are no direct flights from Boston to La Serena. There are no popular flight routes from Boston to La Serena.
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  • How far is Boston Logan Intl to La Serena La Florida by plane?

    The straight-line distance from Boston Logan Intl to La Serena La Florida is 4989.6 mi. 28h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to La Serena La Florida Airport?

    Prices for flights from Boston Logan Intl Airport to La Serena La Florida Airport were last updated today.

  • How old do you have to be to fly from Boston Logan Intl Airport to La Serena La Florida Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to La Serena La Florida Airport.

  • What documentation or ID do you need to fly to La Serena La Florida Airport?

    The travel and health documents you'll need for your trip to La Serena La Florida Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at La Serena La Florida Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Boston to La Serena?

    Confirm your travel details to search for the latest offers for flights from Boston to La Serena. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Boston to La Serena with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from Boston to La Serena?

Finding the right flight to La Serena from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to La Serena quick and easy, saving you time and money.

Can I find flights from Boston to La Serena with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to La Serena flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to La Serena?

Once all potential Boston to La Serena flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston to La Serena right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boston to La Serena now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to La Serena and let you know when they change.

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1 adult
mié. 12/3
mié. 12/10
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