Fort Lauderdale to Boston FLL → BOS
Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS)
The cheapest return found recently is $473 with Frontier Airlines, 11 Feb 2027 – 15 Feb 2027, found today. The cheapest one-way found recently is $109 with Allegiant Air, 24 Oct, found 5 days ago.
Return
The cheapest return fare on each of 4 departure dates is usually $368 to $461.
Cheapest return found recently
$473
11 Feb 2027 – 15 Feb 2027 · Frontier Airlines
Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS)
Leaves 8:58 a.m. · Return leaves 9:20 p.m. · 28 h 48 min of travel, both ways together
out 1 stop, back nonstop
found today
Cheapest nonstop return
$457
25 Dec – 31 Dec · jetBlue
Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS)
Leaves 6:00 a.m. · Return leaves 5:30 a.m. · 6 h 38 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$473 11 Feb 2027 – 15 Feb 2027found todaySee prices for these dates
$357 25 Oct – 28 Octfound 3 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $146 to $516.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 4 departure dates from 25 Oct to 11 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 4-night return fares leaving within 3 days of 11 Feb 2027 to compare.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 25 Oct – 28 Oct | $357 | Allegiant Air | Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS) | out nonstop, back 1 stop | found 3 days ago | See prices for these dates |
| 11 Nov – 18 Nov | $372 | jetBlue | Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 25 Dec – 31 Dec | $457 | jetBlue | Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 11 Feb 2027 – 15 Feb 2027 | $473 | Frontier Airlines | Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS) | out 1 stop, back nonstop | found today | See prices for these dates |
Which month looks cheapest?
October 2026 is the cheapest month — from $357.
Airlines on the cheapest dates: jetBlue, Allegiant Air, Frontier Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$109
24 Oct · Allegiant Air
Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS)
Leaves 6:00 a.m. · 3 h 29 min trip
stops unknown
found 5 days ago
Cheapest nonstop one-way
$177
29 Apr 2027 · Allegiant Air
Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS)
Leaves 7:40 a.m. · 3 h 32 min trip
nonstop
found 6 days ago
Found recently, and the cheapest we hold
$109 24 Octfound 5 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $84 to $526.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 24 Oct to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 24 Oct | $109 | Allegiant Air | Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS) | stops unknown | found 5 days ago | Open this trip |
| 29 Apr 2027 | $177 | Allegiant Air | Fort Lauderdale-Hollywood International Airport (FLL) → Logan International Airport (BOS) | nonstop | found 6 days ago | Open this trip |
Which month looks cheapest?
October 2026 is the cheapest month — from $109.
Airlines on the cheapest dates: Allegiant Air.
Premium cabin fares from Fort Lauderdale to Boston
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 11 Feb 2027 – 15 Feb 2027 in another cabin: Premium economy · Business · First
Today's prices for 24 Oct in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Fort Lauderdale to Boston?
Return
Fares 180 or more days before departure were typically 47% lower than 7 to 13 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 7–13 days | $350 | $272 | +90% | 16 |
| 14–29 days | $223 | $175 | +21% | 18 |
| 30–59 days | $516 | $146 | +180% | 13 |
| 90–179 days | $358 | $184 | +95% | 13 |
| 180+ days | $184 | $184 | Cheapest seen | 11 |
One-way
Not enough history yet: in 25 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Miami → Boston
40 km from Fort Lauderdale
$427
$46 less than flying from Fort Lauderdale
11 Feb 2027 – 15 Feb 2027 · MIA → BOS · out nonstop, back 1 stop
found today
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Miami → Boston
40 km from Fort Lauderdale
$108
$1 less than flying from Fort Lauderdale
5 Dec · MIA → BOS · nonstop
found 4 days ago
West Palm Beach → Boston
67 km from Fort Lauderdale
$220
$111 more than flying from Fort Lauderdale
4 Jan 2027 · DJT → BOS · 1 stop
found 6 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 11 Feb 2027 – 15 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work