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Cheap flights from Boston to Miami from £98

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MIA
28 Jul — 4 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Boston Logan Intl to Miami are usually found in September or October, booked 56 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Boston to Miami

Enter your travel dates to find the best prices.

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 28 June 2026.

Fri 2/1017:05
BOS
-
MIA
1 stop6h 10m
Delta
Sat 10/1011:15
MIA
-
BOS
Nonstop3h 26m
Delta
Deal found 25/6£191
Sat 19/905:45
BOS
-
MIA
2 stops9h 06m
United Airlines
Mon 28/907:00
MIA
-
BOS
1 stop5h 43m
United Airlines
Deal found 24/6£192
Tue 11/815:20
BOS
-
MIA
Nonstop3h 43m
Delta
Tue 18/811:50
MIA
-
BOS
Nonstop3h 32m
Delta
Deal found 26/6£195
Mon 10/807:20
BOS
-
MIA
Nonstop3h 32m
Delta
Tue 18/811:50
MIA
-
BOS
Nonstop3h 32m
Delta
Deal found 24/6£195
Mon 7/907:30
BOS
-
MIA
1 stop7h 16m
United Airlines
Fri 11/915:57
MIA
-
BOS
1 stop7h 33m
United Airlines
Deal found 27/6£196
Sun 27/909:00
BOS
-
MIA
1 stop5h 25m
Delta
Wed 30/919:58
MIA
-
BOS
Nonstop3h 32m
Delta
Deal found 23/6£198
Tue 11/807:20
BOS
-
MIA
Nonstop3h 32m
Delta
Wed 26/815:29
MIA
-
BOS
1 stop6h 18m
Delta
Deal found 26/6£202
Tue 21/710:04
BOS
-
MIA
2 stops13h 01m
Frontier
Tue 28/717:28
MIA
-
BOS
1 stop14h 18m
Frontier
Deal found 23/6£204
Sat 5/918:00
BOS
-
MIA
1 stop5h 44m
United Airlines
Thu 10/913:44
MIA
-
BOS
2 stops8h 15m
United Airlines
Deal found 26/6£204
Sat 22/808:40
BOS
-
MIA
1 stop6h 40m
Southwest
Tue 25/807:10
MIA
-
BOS
2 stops8h 50m
Southwest
Deal found 25/6£206

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 28 June 2026.

Round-trip from

£187

One-way from

£98

Popular in

June

Cheapest in

September

Average price

£282

Good round-trip deal

£288 or less

Good one-way deal

£196 or less
Delta
  • Delta
  • 10/8-18/8
  • 1 total stop
  • 10h 58m total
  • Boston to Miami
Search Deals
Delta
  • Delta
  • 8/9
  • Nonstop
  • 3h 41m total
  • Boston to Miami
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Miami.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Miami.
Search Deals

Cheapflights Fare Finder

 
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 28 June 2026.
Use the filters below to find and compare flights from Boston to Miami that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sat 22/8

08:40-15:20

1 stop6h 40m

Miami

Tue 25/8

07:10-16:00

2 stops8h 50m

£191
Fastest return journey

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Mon 10/8

07:20-10:52

Nonstop3h 32m

Miami

Tue 18/8

11:50-15:22

Nonstop3h 32m

£217

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/12

19:50-23:27

Nonstop3h 37m

Miami

Tue 15/12

19:55-23:23

Nonstop3h 28m

£221

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 20/8

15:35-21:00

1 stop5h 25m

Miami

Wed 26/8

09:15-18:35

2 stops9h 20m

£221

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Tue 1/12

07:00-10:43

Nonstop3h 43m

Miami

Thu 10/12

19:30-00:58

1 stop5h 28m

£225

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Tue 11/8

06:50-13:00

1 stop6h 10m

Miami

Mon 17/8

19:58-23:36

Nonstop3h 38m

£225

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sat 25/7

07:05-10:39

Nonstop3h 34m

Miami

Sat 1/8

19:55-23:33

Nonstop3h 38m

£226

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 27/8

05:45-14:54

2 stops9h 09m

Miami

Wed 9/9

12:17-23:59

2 stops11h 42m

£233

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Tue 3/11

05:30-11:36

1 stop6h 06m

Miami

Wed 18/11

06:00-11:30

1 stop5h 30m

£233
Cheapest one-way

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Tue 4/8

05:25-10:55

1 stop5h 30m

£117

Flights are sorted by cheapest return flights first.

Deals found on 24/6

Showing 1-10 of 19 resultsSorted by cheapest first
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.
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

How far ahead should I book a flight from Boston to Miami?

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 84 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, September is the cheapest month in which you can book a flight from Boston to Miami (average of £142). Flying from Boston to Miami in June is currently the most expensive (average of £289). 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 28 June 2026.

It’s typically best to fly out from Boston to Miami in the afternoon. Doing so could potentially save you 70% on the flight price compared to flying at midday, which is usually more expensive.

How much does it cost for a return flight from Boston to Miami?

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 28 June 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.
Delta
7.8
Good
8,455 reviews
Check prices

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
Delta
7.8
Good
8,455 reviews
Delta
7.8
Good
8,455 reviews
Check prices

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
United Airlines
7.4
Good
9,899 reviews
Delta
7.8
Good
8,455 reviews
Check prices

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
American Airlines
7.1
Good
11,776 reviews
Delta
7.8
Good
8,455 reviews
Check prices

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours

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 30m for a nonstop flight. There are 23 flights from Logan Intl to Miami per day from 3 airlines.

  • How popular is this Boston to Miami flight route?

    Flights from Boston Logan Intl to Miami have been viewed 20 times in the past calendar month.

  • How long is the flight from Boston to Miami?

    For as low as £187, Delta can have you in Miami from Boston in 3h 32m. There are 1259 mi between Boston and Miami. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to Miami round-trip?

    Cheapflights users have booked flights from Boston to Miami round-trip from £89. Other airlines that can offer you cheap pricing are American Airlines, from £96, and United Airlines, from £240. You may be able to fly from Boston to Miami for 60% 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 Delta (£90), American Airlines (£97), and United Airlines (£116).

  • 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 (98%), Aeromexico (95%) or EL AL (91%) 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 £254 for a flight from Boston to Miami. The cheapest flight overall is £97 while the most popular route, (Boston Logan Intl - Miami) is currently priced at £208.

  • Can I find deals for flights from Boston to Miami that include hotel bookings?

    Yes. In addition to deals on Boston to Miami flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Boston to Miami?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Miami.

  • 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, September is the cheapest month in which you can book a flight from Boston to Miami (average of £142). Flying from Boston to Miami in June is currently the most expensive (average of £289). 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.

See more FAQs

Travelling to a place near Miami?

Book flights to Miami if you plan to visit one of these locations
Key Biscayne
Hollywood
Margate
Boynton Beach
Sunrise
Florida City
Marathon
Fisher Island
Sunny Isles Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Boston to Miami

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Orlando flights
Boston to Fort Lauderdale flights

Top 3 airlines flying from Boston to Miami

Discover the top 3 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 28 June 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£89Average£277FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest£96Average£288FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest£240Average£281FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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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