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Washington Dulles to Fort Lauderdale — $100 USD roundtrip incl. all taxes & fees

$100 USD roundtrip from Washington Dulles (IAD) to Fort Lauderdale (FLL) on Frontier Airlines, non-stop each way.

That's 55% below the typical best price for this route (about $221 USD: the median of the cheapest fare in each of the 5 months we track), a saving of about $121 USD.

Dates found at this price

• Depart Sun Nov 15, 2026, return Mon Nov 23, 2026

How to book

1. Open the fare on Aviasales (affiliate link) and pick the same dates.
2. Check the final price at checkout before you pay; it is the one that counts.

Price found at Nov 10, 2026 at 10:26 PM ET from Aviasales fare data (last seen by travellers searching on Nov 10); price for 1 adult, economy, and may change or sell out at any time.

Fares shown include all mandatory taxes and fees (U.S. DOT full-fare rule). Prices and availability can change at any time; the price at checkout is the one that counts.

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