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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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MIA
11 Sep — 18 Sep1
1 adult
1 adult, Economy, 0 bags

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 12 August 2026.

Wed 9/913:20 -
1 stop7h 00m
Tue 15/911:50 -
1 stop6h 45m
Deal found 11/8£164
Sat 3/1007:00 -
1 stop7h 25m
Sat 10/1010:00 -
1 stop5h 23m
Deal found 11/8£166
Wed 9/910:05 -
2 stops10h 10m
Wed 16/912:50 -
1 stop9h 30m
Deal found 11/8£167
Wed 2/907:20 -
Nonstop3h 32m
Wed 9/911:49 -
Nonstop3h 26m
Deal found 10/8£176
Wed 9/910:50 -
2 stops9h 15m
Fri 11/917:05 -
1 stop5h 10m
Deal found 10/8£178
Wed 28/1005:35 -
1 stop5h 15m
Wed 4/1109:10 -
1 stop8h 00m
Deal found 11/8£187
Tue 8/907:46 -
1 stop7h 05m
Tue 15/911:26 -
1 stop6h 26m
Deal found 11/8£187
Sat 3/1015:05 -
Nonstop3h 41m
Wed 7/1011:09 -
Nonstop3h 24m
Deal found 11/8£188

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 August 2026.

Round-trip from

£164

One-way from

£98

Popular in

June

Cheapest in

September

Average price

£262
Southwest
  • Southwest
  • 9/9-15/9
  • 2 total stops
  • 13h 45m total
  • Boston to Miami
Search Deals
Southwest
  • Southwest
  • 2/9
  • 2 total stops
  • 9h 10m total
  • Boston to Miami
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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 12 August 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 Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Thu 10/9

07:40-16:10

2 stops8h 30m

Miami

Tue 15/9

09:15-18:35

2 stops9h 20m

£171

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Tue 1/9

05:25-15:15

2 stops9h 50m

Miami

Wed 2/9

07:10-16:00

2 stops8h 50m

£195

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Tue 15/9

10:50-20:05

2 stops9h 15m

Miami

Sat 26/9

06:30-14:10

1 stop7h 40m

£195
Fastest return journey

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Sat 19/9

07:10-10:44

Nonstop3h 34m

Miami

Thu 24/9

19:58-23:30

Nonstop3h 32m

£198

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Wed 30/9

19:10-00:55

1 stop5h 45m

Miami

Mon 5/10

19:58-23:30

Nonstop3h 32m

£206

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Mon 31/8

07:40-16:10

2 stops8h 30m

Miami

Tue 1/9

09:15-18:35

2 stops9h 20m

£206

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Wed 23/9

05:25-15:30

2 stops10h 05m

Miami

Sat 26/9

09:40-15:50

1 stop6h 10m

£246

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Tue 22/9

05:25-15:15

2 stops9h 50m

Miami

Sat 26/9

11:35-21:45

2 stops10h 10m

£254

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Wed 23/9

05:45-14:46

2 stops9h 01m

Miami

Sat 26/9

08:54-19:07

2 stops10h 13m

£266

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Tue 1/9

05:45-14:46

2 stops9h 01m

Miami

Fri 4/9

13:44-19:19

1 stop5h 35m

£269

Flights are sorted by cheapest return flights first.

Deals found on 11/8

Showing 1-10 of 20 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 52 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 £155). Flying from Boston to Miami in June is currently the most expensive (average of £288). 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 August 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?

Airfare is below average for this route at the moment.

Boston to Miami flights typically cost between £192 and £322 in September.
The cheapest return price found within the last 5 days was £164 on Southwest (9 Sept–15 Sept).

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 August 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
8,505 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Entertainment

7.8

Overall

7.8

Crew

8.5

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
8,505 reviews
Delta
7.8
Good
8,505 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Entertainment

7.8

Overall

7.8

Crew

8.5

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
10,111 reviews
Delta
7.8
Good
8,505 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Entertainment

7.8

Overall

7.8

Crew

8.5

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
11,913 reviews
Delta
7.8
Good
8,505 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Entertainment

7.8

Overall

7.8

Crew

8.5

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 32m for a nonstop flight. There are 16 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 21 times in the past calendar month.

  • How long is the flight from Boston to Miami?

    For as low as £198, Southwest can have you in Miami from Boston in 3h 34m. 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 £113. Other airlines that can offer you cheap pricing are Delta, from £124, and United Airlines, from £234. You may be able to fly from Boston to Miami for 51% 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 (£88), American Airlines (£95), and United Airlines (£114).

  • 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 (97%), American Airlines (88%) or GOL (86%) as they are the most reliable in getting you off to your destination on time.

  • 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 £155). Flying from Boston to Miami in June is currently the most expensive (average of £288). 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
Florida City
Sunrise
Marathon
Fisher Island

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 12 August 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£113Average£301FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£124Average£256FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest£234Average£275FlexibilityNo 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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