How do I get Price Alerts for flights from Washington, D.C. to La Serena?

Confirm your travel details to search for the latest offers for flights from Washington, D.C. 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 Washington, D.C. to La Serena with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Washington, D.C. to La Serena La Florida Airport?

Prices for flights from Washington, D.C. to La Serena La Florida Airport are refreshed on a daily basis.

How old do you have to be to fly from Washington, D.C. to La Serena La Florida Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. 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.

$1,142 Cheap Flights from Washington, D.C. to La Serena in 2026

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Find the cheapest flights from Washington, D.C. to La Serena

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 pm - 2:16 pm

DCA

LSC

21h 16m

2 stops

10:00 am - 5:07 pm

LSC

DCA

31h 07m

2 stops

$1,142LATAM Airlines

sáb, mai 9 - qua, mai 13

2:47 pm - 11:09 am

DCA

LSC

20h 22m

2 stops

10:00 am - 5:07 pm

LSC

DCA

31h 07m

2 stops

$1,181LATAM Airlines

sáb, mai 9 - qua, mai 13

2:47 pm - 11:09 am

DCA

LSC

20h 22m

2 stops

7:15 pm - 5:07 pm

LSC

DCA

21h 52m

2 stops

$1,220LATAM Airlines

sáb, mai 9 - qua, mai 13

5:00 pm - 2:16 pm

DCA

LSC

21h 16m

2 stops

10:00 am - 5:07 pm

LSC

DCA

31h 07m

2 stops

$1,260LATAM Airlines

sáb, mai 9 - qua, mai 13

LATAM Airlines flights from Washington, D.C. to La Serena

Our best LATAM Airlines deals on Washington, D.C. to La Serena flight tickets

LATAM Airlines

May 9

DCA5:00 pmWashington, D.C. Reagan-National

21h 16m

2 stops

LSC2:16 pmLa Serena La Florida

May 13

LSC10:00 amLa Serena La Florida

31h 07m

2 stops

DCA5:07 pmWashington, D.C. Reagan-National

$1,142

LATAM Airlines

May 9

DCA2:47 pmWashington, D.C. Reagan-National

20h 22m

2 stops

LSC11:09 amLa Serena La Florida

May 13

LSC10:00 amLa Serena La Florida

31h 07m

2 stops

DCA5:07 pmWashington, D.C. Reagan-National

$1,181

LATAM Airlines

May 9

DCA2:47 pmWashington, D.C. Reagan-National

20h 22m

2 stops

LSC11:09 amLa Serena La Florida

May 13

LSC7:15 pmLa Serena La Florida

21h 52m

2 stops

DCA5:07 pmWashington, D.C. Reagan-National

$1,220

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to La Serena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.La Serena

DCA - LSC

DCALSC

Washington, D.C. Reagan-National

sáb 5/9

5:00 pm-2:16 pm

2 stops21h 16m

La Serena La Florida

qua 5/13

10:00 am-5:07 pm

2 stops31h 07m

$1,142

Washington, D.C.La Serena

DCA - LSC

DCALSC

Washington, D.C. Reagan-National

sáb 5/9

2:47 pm-11:09 am

2 stops20h 22m

La Serena La Florida

qua 5/13

10:00 am-5:07 pm

2 stops31h 07m

$1,181

Quickest round-trip

Washington, D.C.La Serena

DCA - LSC

DCALSC

Washington, D.C. Reagan-National

sáb 5/9

2:47 pm-11:09 am

2 stops20h 22m

La Serena La Florida

qua 5/13

7:15 pm-5:07 pm

2 stops21h 52m

$1,220

Washington, D.C.La Serena

DCA - LSC

DCALSC

Washington, D.C. Reagan-National

sáb 5/9

5:00 pm-2:16 pm

2 stops21h 16m

La Serena La Florida

qua 5/13

10:00 am-5:07 pm

2 stops31h 07m

$1,260

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Washington, D.C. to La Serena

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to La Serena according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to La Serena (WAS to LSC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to La Serena

Fastest flight time	21h 16m
Direct flights	None

The fastest flight from Washington, D.C. to La Serena takes 21h 16m

There are no direct flights from Washington, D.C. to La Serena. There are no popular flight routes from Washington, D.C. to La Serena.

Search flight deals

How far is Washington, D.C. to La Serena La Florida by plane?
The straight-line distance from Washington, D.C. to La Serena La Florida is 4765.6 mi. A reasonable flight in good conditions will take 21h 16m.
When did momondo last update prices for flights from Washington, D.C. to La Serena La Florida Airport?
Prices for flights from Washington, D.C. to La Serena La Florida Airport are refreshed on a daily basis.
How old do you have to be to fly from Washington, D.C. to La Serena La Florida Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. 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.
What is the most popular airline from Washington, D.C. to La Serena?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to La Serena is LATAM Airlines (100% of total bookings).

How do I get Price Alerts for flights from Washington, D.C. to La Serena?
Confirm your travel details to search for the latest offers for flights from Washington, D.C. 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 Washington, D.C. to La Serena with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to La Serena?

It is quick and easy to find Washington, D.C. to La Serena flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to La Serena that suits you.

Can I find flights from Washington, D.C. to La Serena with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington, D.C. to La Serena?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to La Serena from Washington, D.C..

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

Price alerts on flights to La Serena from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.