Cheap flights from Boston to Fort Lauderdale

One-way fares from $79 · BOS → FLL · prices found by travellers in the last 48 hours

Compare all dates Fort Lauderdale → Boston
Cheapest fare
$79

Allegiant Air · Thu, Nov 19

Cheapest month
November

from $79

Direct flights
Yes

Allegiant Air

Flight time
3h 35m

1,990 km

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Cheapest month to fly from Boston to Fort Lauderdale

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $79
  2. December 2026 $121
  3. February 2027 $260
  4. June 2027 $273

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Allegiant Air
Depart11:39 Thu, Nov 19BOS → FLL 3h 35m · Direct
$79one way, per person
View deal
Allegiant Air
Depart12:34 Thu, Nov 12BOS → FLL 3h 35m · Direct
$132one way, per person
View deal
Frontier Airlines
Depart11:27 Sat, Nov 7BOS → FLL 5h 08m · 1 stop
$180one way, per person
View deal
Frontier Airlines
Depart12:39 Thu, Nov 5BOS → FLL 5h 17m · 1 stop
$240one way, per person
View deal
See every date in November 2026 →

Plan the rest of your trip to Fort Lauderdale

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in Fort LauderdaleCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in Fort LauderdaleTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in Fort LauderdalePre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in Fort LauderdaleCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Boston to Fort Lauderdale

Boston (BOS) and Fort Lauderdale (FLL) are about 1,990 km apart. Direct flights take around 3h 35m, and recent direct fares were with Allegiant Air. Over the next few months, one-way fares start from $79, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Boston to Fort Lauderdale?

The cheapest one-way fare we've seen recently is $79 with Allegiant Air, departing Thursday, November 19, 2026. Over the coming months, the lowest fare in each month ranges from $79 to $273.

What is the cheapest month to fly from Boston to Fort Lauderdale?

November 2026 currently has the lowest fares, from $79 one way.

Are there direct flights from Boston to Fort Lauderdale?

Yes. Recent direct fares were with Allegiant Air.

How long is the flight from Boston to Fort Lauderdale?

A direct flight takes about 3h 35m. Boston and Fort Lauderdale are around 1,990 km apart.

Which airlines fly from Boston to Fort Lauderdale?

Recent fares on this route were with Allegiant Air, jetBlue, American Airlines and Frontier Airlines.

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