$238 Cheap Flights from Washington (IAD) to Florianópolis (FLN)

View $238 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN)

Cheap Flights from Washington to Florianópolis (IAD-FLN)

Prices were available within the past 7 days and start at $238 for one-way flights and $510 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Copa
Wed, Feb 25 - Mon, Mar 2
IAD
Washington
FLN
Florianópolis
$510 Roundtrip, found 21 hours ago
$510
Roundtrip
found 21 hours ago
Select Copa flight, departing Wed, Feb 25 from Washington to Florianópolis, returning Mon, Mar 2, priced at $510 found 21 hours ago
Copa
Tue, Jan 20 - Sat, Feb 7
IAD
Washington
FLN
Florianópolis
$530 Roundtrip, found 1 hour ago
$530
Roundtrip
found 1 hour ago
Select Copa flight, departing Tue, Jan 20 from Washington to Florianópolis, returning Sat, Feb 7, priced at $530 found 1 hour ago
Copa
Tue, Jan 20 - Fri, Mar 6
IAD
Washington
FLN
Florianópolis
$542 Roundtrip, found 4 hours ago
$542
Roundtrip
found 4 hours ago
Select Copa flight, departing Tue, Jan 20 from Washington to Florianópolis, returning Fri, Mar 6, priced at $542 found 4 hours ago
Copa
Thu, Nov 6 - Wed, Nov 12
IAD
Washington
FLN
Florianópolis
$570 Roundtrip, found 2 days ago
$570
Roundtrip
found 2 days ago
Select Copa flight, departing Thu, Nov 6 from Washington to Florianópolis, returning Wed, Nov 12, priced at $570 found 2 days ago
Copa
Tue, Jan 20 - Sat, Feb 7
IAD
Washington
FLN
Florianópolis
$589 Roundtrip, found 1 hour ago
$589
Roundtrip
found 1 hour ago
Select Copa flight, departing Tue, Jan 20 from Washington to Florianópolis, returning Sat, Feb 7, priced at $589 found 1 hour ago
Copa
Tue, Jan 20 - Sat, Feb 7
IAD
Washington
FLN
Florianópolis
$590 Roundtrip, found 1 hour ago
$590
Roundtrip
found 1 hour ago
Select Copa flight, departing Tue, Jan 20 from Washington to Florianópolis, returning Sat, Feb 7, priced at $590 found 1 hour ago
United
Tue, Mar 10 - Thu, Mar 19
IAD
Washington
FLN
Florianópolis
$689 Roundtrip, found 6 days ago
$689
Roundtrip
found 6 days ago
Select United flight, departing Tue, Mar 10 from Washington to Florianópolis, returning Thu, Mar 19, priced at $689 found 6 days ago
Delta
Tue, Jan 20 - Sat, Feb 7
IAD
Washington
FLN
Florianópolis
$700 Roundtrip, found 1 hour ago
$700
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jan 20 from Washington to Florianópolis, returning Sat, Feb 7, priced at $700 found 1 hour ago
LATAM Airlines Group
Mon, Dec 29 - Sat, Jan 31
IAD
Washington
FLN
Florianópolis
$728 Roundtrip, just found
$728
Roundtrip
just found
Select LATAM Airlines Group flight, departing Mon, Dec 29 from Washington to Florianópolis, returning Sat, Jan 31, priced at $728 just found
Air Canada
Sat, Mar 7 - Thu, Mar 19
IAD
Washington
FLN
Florianópolis
$738 Roundtrip, found 6 days ago
$738
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Mar 7 from Washington to Florianópolis, returning Thu, Mar 19, priced at $738 found 6 days ago

Alternative airports near Florianópolis

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

Select flight to Hercilio Luz Intl. FLN. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $700
FLN
Hercilio Luz Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $700
Flights from Washington (IAD) to Florianópolis (FLN)
Origin airport
Washington Dulles Intl.
Destination airport
Hercílio Luz Intl.
Airlines serving
Air Canada, American Airlines, Azul, Copa, Delta, GOL Linhas Aereas S.A., LATAM Airlines Group, avianca
Roundtrip price
$509
Distance
4965 mi

Washington to Florianópolis Flights

The cheapest times to fly from Washington to Florianópolis

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

 

The best time to book a flight from Washington to Florianópolis

Sunday is one of the best days to book for cheap flights from Washington to Florianópolis: 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 Washington to Florianópolis

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 Washington to Florianópolis in 2025. You can also book with separate airlines for your outbound and return journeys, from $238 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 Washington to Florianópolis 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 Washington to Florianópolis 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.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN) cost?
Secure a cheap one-way flight from $238 or cheap return flight from $510 from Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN) 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 Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN)?
February is the least expensive month to fly from IAD to FLN. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from IAD to FLN. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN)?
Direct flights from Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to FLN?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, 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 Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN)?
Opt for a flight from Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN) last-minute?
Last-minute bookings from IAD to FLN are typically more expensive. For the cheapest rates, start looking for flights early. That being said, if you're flexible with your travel dates, it's possible to score a cheap fare right before your trip.
Is it cheaper to book an IAD to FLN flight and hotel package?
You'll generally save money by booking an IAD to FLN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your preferred flights and accommodations, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Hercilio Luz Intl. Airport (FLN)?
In most instances, you can cancel or modify your IAD to FLN flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need more information, visit our Customer Service portal.

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*Available to One Key members.