Cheap Flights from Boston, MA to Key West, FL from $158
On Cheapflightsplus.com you will find 22 connecting flights from Boston to Key West. You can compare airfare deals from 1 airlines and multiple travel sites from $158, book and save on cheap plane tickets and last minute offers. Also check out BOS-EYW flight schedule to find best flight time, convenient departure and arrival airports.
Find One-Way and Round-Trip Boston to Key West Flight Deals
Best Flights from Boston to Key West Today
Price | Departure | Arrival | Flight Duration | Airline | Flight |
---|---|---|---|---|---|
from $158 | 05:45 Boston Logan | 11:39 Key West Key West Int. | 5h 54m layover 0h 54m - Washington D.C. | United Airlines | UA1734 UA6217 |
from $189 | 07:12 Boston Logan | 13:11 Key West Key West Int. | 5h 59m layover 1h 5m - Newark | United Airlines | UA570 UA1822 |
from $402 | 19:28 Boston Logan | 11:39+1 день Key West Key West Int. | 16h 11m layover 11h 11m - Washington D.C. | United Airlines | UA2136 UA6217 |
from $619 | 07:24 Boston Logan | 16:03 Key West Key West Int. | 8h 39m layover 1h 7m - Houston | United Airlines | UA226 UA6200 |
from $174 | 05:45 Boston Logan | 14:49 Key West Key West Int. | 9h 4m layover 0h 54m - Washington D.C. 0h 51m - Chicago | United Airlines | UA1734 UA2440 UA2070 |
from $215 | 06:00 Boston Logan | 18:55 Key West Key West Int. | 12h 55m layover 0h 42m - Chicago 4h 47m - Miami | United Airlines | UA1414 UA743 UA3094 |
from $239 | 06:00 Boston Logan | 17:15 Key West Key West Int. | 11h 15m layover 1h 1m - Newark 4h 20m - Tampa | United Airlines | UA1833 UA746 UA3137 |
from $275 | 09:35 Boston Logan | 18:55 Key West Key West Int. | 9h 20m layover 1h 51m - Washington D.C. 1h 47m - Miami | United Airlines | UA2098 UA761 UA3094 |
from $318 | 09:25 Boston Logan | 18:55 Key West Key West Int. | 9h 30m layover 1h 40m - Newark 2h 7m - Miami | United Airlines | UA515 UA477 UA3094 |
from $391 | 06:00 Boston Logan | 18:55 Key West Key West Int. | 12h 55m layover 5h 1m - Newark 2h 7m - Miami | United Airlines | UA1833 UA477 UA3094 |
from $405 | 14:45 Boston Logan | 10:10+1 день Key West Key West Int. | 19h 25m layover 5h 49m - Washington D.C. 8h 0m - Orlando | United Airlines | UA214 UA1066 UA3075 |
from $463 | 06:00 Boston Logan | 17:15 Key West Key West Int. | 11h 15m layover 3h 16m - Newark 2h 9m - Tampa | United Airlines | UA1833 UA2074 UA3137 |
from $646 | 07:05 Boston Logan | 18:55 Key West Key West Int. | 11h 50m layover 1h 30m - Houston 2h 1m - Miami | United Airlines | UA226 UA796 UA3094 |
Flight Schedule Boston (Massachusetts) to Key West (Florida)
Departure | Arrival | Flight Details | Flight Duration | Price |
---|---|---|---|---|
05:35 — 11:21
|
05:35 — 07:19
UA1734
United Airlines
Boston — Washington D.C.
1h 1m stop
08:20 — 11:21
UA1620
United Airlines
Washington D.C. — Key West
|
5h 46m including layover |
Find flight
from$192 |
|
05:45 — 11:39
|
05:45 — 07:31
UA1734
United Airlines
Boston — Washington D.C.
54m stop
09:00 — 12:14
UA6217
United Airlines
Washington D.C. — Key West
|
5h 54m including layover |
Find flight
from$158 |
|
06:00 — 14:49
|
06:00 — 08:03
UA1414
United Airlines
Boston — Chicago
2h 32m stop
10:36 — 14:50
UA2070
United Airlines
Chicago — Key West
|
8h 49m including layover |
Find flight
from$169 |
|
07:12 — 13:11
|
07:30 — 08:58
UA570
United Airlines
Boston — Newark
1h 5m stop
08:25 — 11:50
UA1822
United Airlines
Newark — Key West
|
5h 59m including layover |
Find flight
from$189 |
|
07:24 — 16:03
|
07:05 — 10:45
UA226
United Airlines
Boston — Houston
1h 7m stop
12:09 — 16:01
UA6200
United Airlines
Houston — Key West
|
8h 39m including layover |
Find flight
from$619 |
|
19:28 — 11:39
+1 day
|
19:28 — 21:14
UA2136
United Airlines
Boston — Washington D.C.
11h 11m stop
08:25 — 11:39
UA6217
United Airlines
Washington D.C. — Key West
|
16h 11m including layover |
Find flight
from$402 |
|
05:45 — 14:49
|
05:45 — 07:31
UA1734
United Airlines
Boston — Washington D.C.
54m stop
08:25 — 09:44
UA2440
United Airlines
Washington D.C. — Chicago
51m stop
10:36 — 14:50
UA2070
United Airlines
Chicago — Key West
|
9h 4m including layover |
Find flight
from$174 |
|
05:45 — 18:55
|
05:45 — 07:29
UA1734
United Airlines
Boston — Washington D.C.
49m stop
08:25 — 11:12
UA1825
United Airlines
Washington D.C. — Miami
6h 40m stop
17:50 — 18:55
UA3094
United Airlines
Miami — Key West
|
13h 10m including layover |
Find flight
from$215 |
|
05:45 — 17:15
|
05:45 — 07:29
UA1734
United Airlines
Boston — Washington D.C.
59m stop
08:45 — 11:18
UA683
United Airlines
Washington D.C. — Tampa
4h 54m stop
16:00 — 17:15
UA3137
United Airlines
Tampa — Key West
|
11h 30m including layover |
Find flight
from$239 |
|
05:45 — 18:55
|
05:45 — 07:31
UA1734
United Airlines
Boston — Washington D.C.
5h 41m stop
13:12 — 16:03
UA761
United Airlines
Washington D.C. — Miami
1h 47m stop
17:50 — 18:55
UA3094
United Airlines
Miami — Key West
|
13h 10m including layover |
Find flight
from$407 |
|
05:45 — 14:20
|
05:45 — 07:29
UA1734
United Airlines
Boston — Washington D.C.
44m stop
08:15 — 10:42
UA379
United Airlines
Washington D.C. — Orlando
2h 13m stop
12:55 — 14:20
UA3071
United Airlines
Orlando — Key West
|
8h 35m including layover |
Find flight
from$476 |
|
05:45 — 14:20
|
05:45 — 07:31
UA1734
United Airlines
Boston — Washington D.C.
1h 29m stop
09:00 — 11:29
UA1620
United Airlines
Washington D.C. — Orlando
1h 26m stop
12:55 — 14:20
UA3071
United Airlines
Orlando — Key West
|
8h 35m including layover |
Find flight
from$476 |
|
06:00 — 18:55
|
06:00 — 08:03
UA1414
United Airlines
Boston — Chicago
42m stop
08:45 — 13:03
UA743
United Airlines
Chicago — Miami
4h 47m stop
17:50 — 18:55
UA3094
United Airlines
Miami — Key West
|
12h 55m including layover |
Find flight
from$215 |
|
06:00 — 17:15
|
06:00 — 07:29
UA1833
United Airlines
Boston — Newark
1h 1m stop
08:30 — 11:40
UA746
United Airlines
Newark — Tampa
4h 20m stop
16:00 — 17:15
UA3137
United Airlines
Tampa — Key West
|
11h 15m including layover |
Find flight
from$239 |
|
06:00 — 18:55
|
06:00 — 07:56
UA1414
United Airlines
Boston — Chicago
2h 47m stop
10:35 — 14:47
UA1775
United Airlines
Chicago — Miami
2h 46m stop
17:50 — 18:55
UA3094
United Airlines
Miami — Key West
|
12h 55m including layover |
Find flight
from$275 |
|
06:00 — 18:55
|
06:00 — 07:29
UA1833
United Airlines
Boston — Newark
5h 1m stop
11:55 — 15:02
UA477
United Airlines
Newark — Miami
2h 7m stop
17:50 — 18:55
UA3094
United Airlines
Miami — Key West
|
12h 55m including layover |
Find flight
from$391 |
|
06:00 — 17:15
|
06:00 — 07:29
UA1833
United Airlines
Boston — Newark
3h 16m stop
11:00 — 14:02
UA2074
United Airlines
Newark — Tampa
2h 9m stop
16:00 — 17:15
UA3137
United Airlines
Tampa — Key West
|
11h 15m including layover |
Find flight
from$463 |
|
07:05 — 18:55
|
07:05 — 10:45
UA226
United Airlines
Boston — Houston
1h 30m stop
12:15 — 15:49
UA796
United Airlines
Houston — Miami
2h 1m stop
17:50 — 18:55
UA3094
United Airlines
Miami — Key West
|
11h 50m including layover |
Find flight
from$646 |
|
09:25 — 18:55
|
08:45 — 10:10
UA515
United Airlines
Boston — Newark
1h 40m stop
11:55 — 15:02
UA477
United Airlines
Newark — Miami
2h 7m stop
17:50 — 18:55
UA3094
United Airlines
Miami — Key West
|
9h 30m including layover |
Find flight
from$318 |
|
09:35 — 18:55
|
09:35 — 11:21
UA2098
United Airlines
Boston — Washington D.C.
1h 51m stop
13:12 — 16:03
UA761
United Airlines
Washington D.C. — Miami
1h 47m stop
17:50 — 18:55
UA3094
United Airlines
Miami — Key West
|
9h 20m including layover |
Find flight
from$275 |
|
14:45 — 10:10
+1 day
|
14:45 — 16:28
UA214
United Airlines
Boston — Washington D.C.
5h 49m stop
22:17 — 00:45
UA1066
United Airlines
Washington D.C. — Orlando
8h stop
08:45 — 10:10
UA3075
United Airlines
Orlando — Key West
|
19h 25m including layover |
Find flight
from$405 |
|
19:28 — 10:10
+1 day
|
19:28 — 21:14
UA2136
United Airlines
Boston — Washington D.C.
1h 3m stop
22:17 — 00:45
UA1066
United Airlines
Washington D.C. — Orlando
8h stop
08:45 — 10:10
UA3075
United Airlines
Orlando — Key West
|
14h 42m including layover |
Find flight
from$240 |
Flight Information
Below we will explain in detail what the flights cost on the destination from Boston to Key West depends on and how to choose the most interesting flight option for you.
Distance between Boston and Key West is 2213 miles. Time difference between the cities is 0h. Airplanes depart 05:35 to 19:28 from 4 Boston airports and arrive 05:35 to 19:28 to 2 Key West airports. Average flight time is 11h 15m.
- The fastest flight 5h 46m
- Average flight time 11h 15m
- The earliest flight 05:35
- The latest flight 19:28
- Distance 1376 ml
The cheapest months to travel to Key West are january (from 158 $), february (from 192 $), november (from 227 $).
The most expensive months are december (from 232 $), november (from 227 $), february (from 192 $).
What is the lowest airfare Boston to Key West?
The cheapest plane ticket found by our users is $158. This airfare is for economy class on one-way UA1734 flight by United Airlines for January 22, 2025 which leaves Logan in Boston at 05:45 am and arrives at Key West Key West Int. at 11:39.
Popular Airlines on the Route
The flight Boston — Key West is served by 1 regular airline . Most of the flights on this route are operated by United Airlines - 22 departures per week at the price of from $ 158 . And the most expensive tickets are offered by United Airlines airline - from $ 646.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 22 flights with layovers on the route. The fastest connecting flight is UA1734 by United Airlines takes 5h 46m and the cheapest is UA1734 by United Airlines for $158.
- UA - United Airlinesfrom $158Find
Airports
You can fly from Boston to Key West from 4 airports (Boston City Heliport, Boston RT128 Rail, Boston South Rail, Logan).
Boston airports
- Boston City Heliport-JBCFind
- Boston RT128 Rail-ZRUFind
- Boston South Rail-ZTOFind
- Logan-BOSfrom $158Find
Key West airports
- NAS-NQXFind
- Key West Int.-EYWFind
Airplanes
There are flights to Key West from Boston by 1 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Boston
You may also consider searching for discounted plane tickets to some other popular places from Boston within United States.
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Top International Destinations from Boston
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
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How to book a plane ticket yourself?
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