This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MIA
14 Mar — 21 Mar1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Boston Logan Intl to Miami are usually found in September or March, booked 36 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday
Cheap flight deals from Boston to Miami
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from Boston to Miami
Explore the most affordable flight options available from Boston to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 February 2026.
Sat 25/417:23
BOS
-
MIA
Nonstop3h 32m
Spirit Airlines
Thu 30/413:10
MIA
-
BOS
Nonstop3h 18m
Spirit Airlines
Deal found 12/2£59
Sat 28/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Wed 1/410:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£63
Thu 19/215:54
BOS
-
MIA
Nonstop3h 38m
Spirit Airlines
Thu 26/220:37
MIA
-
BOS
Nonstop3h 22m
Spirit Airlines
Deal found 11/2£64
Sat 28/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Sat 4/410:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£73
Thu 5/317:50
BOS
-
MIA
Nonstop3h 42m
Spirit Airlines
Wed 11/313:21
MIA
-
BOS
Nonstop3h 24m
Spirit Airlines
Deal found 10/2£78
Mon 16/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Fri 20/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 9/2£81
Tue 17/312:36
BOS
-
MIA
1 stop7h 31m
Multiple Airlines
Tue 31/310:39
MIA
-
BOS
Nonstop3h 16m
Multiple Airlines
Deal found 9/2£89
Sun 8/317:50
BOS
-
MIA
Nonstop3h 42m
Spirit Airlines
Tue 17/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 9/2£95
Wed 25/312:09
BOS
-
MIA
1 stop7h 58m
Multiple Airlines
Wed 1/410:39
MIA
-
BOS
Nonstop3h 16m
Multiple Airlines
Deal found 9/2£97
Sat 22/808:15
BOS
-
MIA
1 stop9h 03m
Spirit Airlines
Wed 26/813:26
MIA
-
BOS
Nonstop3h 24m
Spirit Airlines
Deal found 9/2£101
Thu 12/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Thu 19/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£103
Best flights from Boston to Miami
Discover carefully curated flight deals from Boston to Miami that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 February 2026.
Wed 25/215:50
BOS
-
MIA
Nonstop3h 45m
Delta
Fri 27/207:00
MIA
-
BOS
Nonstop3h 20m
Delta
Deal found 9/2£122
Mon 23/215:50
BOS
-
MIA
Nonstop3h 45m
Delta
Wed 4/307:00
MIA
-
BOS
Nonstop3h 20m
Delta
Deal found 9/2£122
Tue 3/319:59
BOS
-
MIA
Nonstop3h 52m
Delta
Wed 4/307:00
MIA
-
BOS
Nonstop3h 20m
Delta
Deal found 10/2£130
Wed 25/210:03
BOS
-
MIA
1 stop6h 28m
Delta
Wed 11/306:00
MIA
-
BOS
1 stop5h 28m
Delta
Deal found 9/2£137
Tue 28/419:54
BOS
-
MIA
Nonstop3h 34m
Delta
Fri 1/507:00
MIA
-
BOS
Nonstop3h 21m
Delta
Deal found 9/2£144
Tue 3/311:15
BOS
-
MIA
1 stop5h 40m
Delta
Fri 6/309:24
MIA
-
BOS
1 stop5h 55m
Delta
Deal found 10/2£144
Sun 26/419:54
BOS
-
MIA
Nonstop3h 34m
Delta
Fri 1/507:00
MIA
-
BOS
Nonstop3h 21m
Delta
Deal found 11/2£152
Direct flights from Boston to Miami
Explore direct flight options from Boston to Miami based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 February 2026.
Sat 25/417:23
BOS
-
MIA
Nonstop3h 32m
Spirit Airlines
Thu 30/413:10
MIA
-
BOS
Nonstop3h 18m
Spirit Airlines
Deal found 12/2£59
Sat 28/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Wed 1/410:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£63
Sat 28/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Sat 4/410:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£73
Thu 5/317:50
BOS
-
MIA
Nonstop3h 42m
Spirit Airlines
Wed 11/313:21
MIA
-
BOS
Nonstop3h 24m
Spirit Airlines
Deal found 10/2£78
Mon 16/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Fri 20/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 9/2£81
Sun 8/317:50
BOS
-
MIA
Nonstop3h 42m
Spirit Airlines
Tue 17/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 9/2£95
Thu 12/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Thu 19/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£103
Tue 24/215:54
BOS
-
MIA
Nonstop3h 38m
Spirit Airlines
Fri 27/220:37
MIA
-
BOS
Nonstop3h 22m
Spirit Airlines
Deal found 10/2£113
Sun 15/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Fri 20/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 9/2£117
Sat 28/219:59
BOS
-
MIA
Nonstop3h 52m
Delta
Tue 3/320:30
MIA
-
BOS
Nonstop3h 29m
Delta
Deal found 9/2£122
Mon 2/315:50
BOS
-
MIA
Nonstop3h 45m
Delta
Tue 10/307:00
MIA
-
BOS
Nonstop3h 22m
Delta
Deal found 9/2£130
Last-minute flights from Boston to Miami
Discover last-minute flight deals from Boston to Miami. Data last updated 12 February 2026 and is based on user searches.
Thu 19/215:54
BOS
-
MIA
Nonstop3h 38m
Spirit Airlines
Thu 26/220:37
MIA
-
BOS
Nonstop3h 22m
Spirit Airlines
Deal found 11/2£64
Thu 5/317:50
BOS
-
MIA
Nonstop3h 42m
Spirit Airlines
Wed 11/313:21
MIA
-
BOS
Nonstop3h 24m
Spirit Airlines
Deal found 10/2£78
Sun 8/317:50
BOS
-
MIA
Nonstop3h 42m
Spirit Airlines
Tue 17/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 9/2£95
Thu 12/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Thu 19/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£103
Mon 16/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Fri 20/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 9/2£81
Tue 17/312:36
BOS
-
MIA
1 stop7h 31m
Multiple Airlines
Tue 31/310:39
MIA
-
BOS
Nonstop3h 16m
Multiple Airlines
Deal found 9/2£89
Tue 17/305:45
BOS
-
MIA
2 stops14h 22m
Spirit Airlines
Tue 31/310:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 9/2£103
Wed 25/312:09
BOS
-
MIA
1 stop7h 58m
Multiple Airlines
Wed 1/410:39
MIA
-
BOS
Nonstop3h 16m
Multiple Airlines
Deal found 9/2£97
Sat 28/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Wed 1/410:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£63
Sat 28/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Sat 4/410:39
MIA
-
BOS
Nonstop3h 16m
Spirit Airlines
Deal found 10/2£73
One-way flights from Boston to Miami
Search for one-way flight options from Boston to Miami. Find affordable one-way fares based on user searches. Data last updated 12 February 2026.
Thu 19/306:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Deal found 9/2£51
Mon 23/219:59
BOS
-
MIA
Nonstop3h 52m
Delta
Deal found 9/2£62
Sat 28/219:59
BOS
-
MIA
Nonstop3h 52m
Delta
Deal found 9/2£65
Tue 17/217:50
BOS
-
MIA
Nonstop3h 42m
Spirit Airlines
Deal found 10/2£66
Wed 4/309:05
BOS
-
MIA
1 stop6h 36m
Delta
Deal found 9/2£69
Tue 3/312:00
BOS
-
MIA
1 stop6h 54m
Delta
Deal found 10/2£72
Fri 27/212:05
BOS
-
MIA
1 stop11h 30m
Southwest
Deal found 11/2£76
Sat 4/405:35
BOS
-
MIA
1 stop9h 30m
Southwest
Deal found 9/2£80
Tue 24/315:15
BOS
-
MIA
1 stop6h 30m
Southwest
Deal found 10/2£83
Fri 3/406:01
BOS
-
MIA
Nonstop3h 33m
Spirit Airlines
Deal found 9/2£84
Sun 8/319:54
BOS
-
MIA
Nonstop3h 44m
Delta
Deal found 9/2£87
Wed 25/309:30
BOS
-
MIA
1 stop6h 41m
United Airlines
Deal found 10/2£91
Find flight deals from Boston to Miami
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Miami (MIA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 February 2026.
Customise your flight search to find flights from Boston to Miami that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 February 2026.
Use the filters below to find and compare flights from Boston to Miami that are best for you.
Fly from
Boston
Fly to
Miami
Route
Depart
Return
Price
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Wed 25/2
15:50-19:35
Nonstop3h 45m
Miami
Fri 27/2
07:00-10:20
Nonstop3h 20m
£122
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Mon 23/2
15:50-19:35
Nonstop3h 45m
Miami
Wed 4/3
07:00-10:20
Nonstop3h 20m
£122
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Tue 3/3
19:59-23:51
Nonstop3h 52m
Miami
Wed 4/3
07:00-10:20
Nonstop3h 20m
£130
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Wed 25/2
10:03-16:31
1 stop6h 28m
Miami
Wed 11/3
06:00-11:28
1 stop5h 28m
£137
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Tue 28/4
19:54-23:28
Nonstop3h 34m
Miami
Fri 1/5
07:00-10:21
Nonstop3h 21m
£144
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Tue 3/3
11:15-16:55
1 stop5h 40m
Miami
Fri 6/3
09:24-15:19
1 stop5h 55m
£144
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Sun 26/4
19:54-23:28
Nonstop3h 34m
Miami
Fri 1/5
07:00-10:21
Nonstop3h 21m
£152
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Mon 23/2
19:59-23:51
Nonstop3h 52m
£62
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Mon 2/3
19:59-23:51
Nonstop3h 52m
£65
BostonMiami
BOS - MIA
BOSMIA
Boston Logan Intl
Wed 25/2
19:59-23:51
Nonstop3h 52m
£65
Flights are sorted by cheapest return flights first.
Deals found on 9/2
Showing 1-10 of 17 results
1
2
Best time to book a flight from Boston to Miami
Have a flexible travel schedule? Discover the best time to fly to Miami from Boston with our price prediction graph.
BOS-MIA
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boston to Miami
Prices
Delays
How far ahead should I book a flight from Boston to Miami?
Use this chart to determine the optimal time to book a return flight from Boston to Miami. Price data was last updated on 6 February 2026.
The price you pay for your flight from Boston to Miami may vary depending on when you book. For the best chance of a lower fare, look to book 36 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Boston to Miami?
Currently, August is the cheapest month in which you can book a flight from Boston to Miami (average of £42). Flying from Boston to Miami in December is currently the most expensive (average of £79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BOS to MIA?
Find hourly flight availability from Boston to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 February 2026.
It’s typically best to fly out from Boston to Miami in the afternoon. Doing so could potentially save you 66% on the flight price compared to flying at midday, which is usually more expensive.
How often are flights from Boston to Miami delayed?
About 16% of weekly flights between Boston and Miami have experienced delays in the past year, with the average delay time being 155 minutes.
What is the most punctual flight time for Boston to Miami flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Miami flights?
Over the past year, American Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.
Reviews of airlines servicing Miami
Get insights into the airlines that provide service to Miami. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Miami. Reviews last updated 12 February 2026.
Read reviews from past customers who have flown with Delta, United Airlines, andAmerican Airlines
from Boston to Miami. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Related info for your journey
Find useful and relevant information for your journey from Boston to Miami. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports do I use to fly from Boston to Miami?
If you book a flight from Boston to Miami, you will be flying from Logan Intl to Miami. Flights to Miami (MIA) from Boston Logan Intl (BOS) take 3h 33m for a nonstop flight. There are 9 flights from Logan Intl to Miami per day from 4 airlines.
How popular is this Boston to Miami flight route?
Flights from Boston Logan Intl to Miami have been viewed 17 times in the past calendar month.
How long is the flight from Boston to Miami?
For as low as £130, Delta can have you in Miami from Boston in 3h 52m. There are 1259 mi between Boston and Miami. All flights are typically direct.
What are the cheapest airlines flying from Boston to Miami round-trip?
Cheapflights users have booked flights from Boston to Miami round-trip from £32. Other airlines that can offer you cheap pricing are American Airlines, from £93, and Delta, from £122. You may be able to fly from Boston to Miami for 83% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Boston to Miami one-way?
The cheapet airlines for a one-way flight from Boston to Miami are Spirit Airlines (£24), American Airlines (£83), and Delta (£87).
What are the most reliable airlines from Boston to Miami?
No one likes to see their flight delayed. When booking a flight from Boston to Miami consider choosing Japan Airlines (80%), Iberia (71%) or Aeromexico (70%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Boston to Miami?
On average you can expect to pay £146 for a flight from Boston to Miami. The cheapest flight overall is £32 while the most popular route, (Boston Logan Intl - Miami) is currently priced at £152.
Can I find deals for business class flights from Boston to Miami?
Yes. Cheapflights offers flight deals from Boston to Miami by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Boston to Miami?
Currently, August is the cheapest month in which you can book a flight from Boston to Miami (average of £42). Flying from Boston to Miami in December is currently the most expensive (average of £79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Miami departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 February 2026.
Discover the top 4 airlines that operate flights from Boston to Miami. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 February 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Boston to Miami?
Cheapflights helps you search for flights from Boston to Miami via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Boston to Miami?
Cheapflights helps you find that perfect flight to Miami from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Boston to Miami with no change fees?
Yes, we can. To see specific flights from Boston to Miami with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Boston to Miami become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Miami from Boston today and book when prices fit your budget.
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