$970+ Cheap flights from District of Columbia to La Serena (LSC)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LSC
Oct 15 — Oct 221
1 adult, Economy
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Keep the following information in mind while searching for District of Columbia to La Serena flight deals. Data was last updated September 15, 2025.
Round-trip from | $970 (LATAM Airlines) |
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Find flight deals from District of Columbia to La Serena
Cheapest flights from District of Columbia to La SerenaExplore the most affordable flight options available from District of Columbia to La Serena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.
Explore the most affordable flight options available from District of Columbia to La Serena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.
This LATAM Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/192:35 pmDCA - LSC
2 stops21h 50mLATAM Airlines
Wed 12/312:15 pmLSC - DCA
2 stops27h 45mLATAM Airlines
Deal found 9/13![LATAM Airlines logo]()
$970
Cheapflights Fare Finder
Customize your flight search to find flights from District of Columbia 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from District of Columbia to La Serena that are best for you.
Fly from
District of Columbia
Fly to
La Serena
Route
Depart
Return
Price
Washington, D.C.La Serena
DCA - LSC
DCALSC
Washington, D.C. Reagan-National
Wed 11/19
2:35 pm-2:25 pm
2 stops21h 50m
La Serena La Florida
Wed 12/3
12:15 pm-2:00 pm
2 stops27h 45m
$970
Washington, D.C.La Serena
DCA - LSC
DCALSC
Washington, D.C. Reagan-National
Thu 1/8
2:55 pm-3:28 pm
2 stops22h 33m
La Serena La Florida
Mon 3/16
8:45 pm-2:06 pm
2 stops18h 21m
$1,016
Best time to book a flight from District of Columbia to La Serena
Have a flexible travel schedule? Discover the best time to fly to La Serena from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
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