Cheap flights from Key Largo to Boston (MIA - BOS)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Key Largo to Boston are usually found in August or July, booked 25 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

How to find the cheapest flight from
Key Largo (MIA) to Boston (BOS)

All the information you need to plan the best MIA to BOS flight in 2021: compare Key Largo to Boston flight prices with the expected peak season, weather and rainfall in Boston.
MIA - BOS
Price
$99 - $217
BOS
Temperature
39.2 - 84.2 °F
BOS
Rainfall
2.8 - 3.9 inches

Popular in

October

High demand for flights, 26% potential price rise

Cheapest in

August

Best time to find cheap flights, 39% potential price drop

Round-trip from

$99

From Key Largo to Boston

One-way from

$74

One-way flight from Key Largo to Boston

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Key Largo to Boston?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 57% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Key Largo to Boston?

To save up to 25% on this flight, we recommend booking at least 20 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Key Largo to Boston from $185 1-2 weeks out and tickets from $243 for flights departing within the next 72 hours.

What is the cheapest month to fly from Key Largo to Boston?

The best pricing can be found in the month of August. Prices to Boston from Key Largo average $206. You can even find prices in August for less than $206, as users have found deals to Boston from as low as $50. The month of December appears to be one of the more expensive times to travel to Boston from Key Largo. Flying in the targeted month can save you up to 39%.

When is the cheapest time to fly from Key Largo to Boston (MIA - BOS)?

It’s typically best to fly out from Key Largo to Boston at noon. Doing so could potentially save you 26% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap flights from Key Largo to Boston in May, June 2021

The best prices found for MIA to BOS flights for May, June
13 May - 17 May
$43pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami
20 May - 24 May
$47pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami
14 May - 17 May
$53pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami

Key Largo to Boston 2021 flight deals

Cheap flights to Boston from Key Largo found for this year
13 May - 17 May
$43pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami
20 May - 24 May
$47pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami
14 May - 17 May
$53pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami

Non-stop flights to Boston from Key Largo

Save time with Key Largo to Boston direct flight deals
13 May - 17 May
$43pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami
20 May - 24 May
$47pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami
14 May - 17 May
$53pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami

Last minute flights from Key Largo to Boston

Late deals on round-trip flights to Boston from Key Largo, departing today and this week
13 May - 17 May
$43pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami
14 May - 17 May
$53pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami
13 May - 17 May
$58pp
MIA
Miami
Frontier
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
Non-Stop
MIA
Miami

One-way flights to Boston from Key Largo

The cheapest one-way flights from Key Largo to Boston
4:36 pm - 6:52 pm
Multiple Airlines
1 Stop
26h 16m
MIA - BOS
Multiple Airlines
$74
Kiwi.com
3:35 pm - 6:59 pm
Delta
Nonstop
3h 24m
MIA - BOS
Delta
$79
Delta
4:36 pm - 1:14 pm
Frontier
1 Stop
20h 38m
MIA - BOS
Frontier
$80
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Key Largo</span> to <span class="emphasized">Boston</span> flights.

Flight FAQs

From Key Largo to Boston

Are flight prices decreasing from Miami to Boston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Miami and Boston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Miami to Boston Logan Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Delta is one of them. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Miami to Boston Logan Intl. Policies will vary by airline.

Which airlines flying from Miami to Boston Logan Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Miami to Boston Logan Intl that may be offering flexible cancellation policies are American Airlines, Frontier, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What airports do I use to fly from Miami to Boston?

Boston Logan Intl is the airport most travelers will use when flying to Boston from Miami. Booking flights from Miami (MIA) to Logan Intl (BOS) should be relatively easy as there are 15 daily flights to Boston from 7 different airlines. 3h 08m is how long a flight from Miami to Boston Logan Intl will take if you book a nonstop flight.

Can I find flights from Key Largo to Boston for under $100 on Cheapflights?

Yes, there are multiple flights from Key Largo to Boston for under $100. The cheapest flight booked recently is on Frontier for just $43, but on average you can expect to pay $69.

Are there nonstop flights from Key Largo to Boston for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Key Largo to Boston under $100. A good price for a nonstop flight from Key Largo to Boston is less than $69.

Are there last-minute flights available from Key Largo to Boston for under $100?

There are currently 20+ open flights from Key Largo to Boston within the next 7 days for less than $100.

What days are nonstop flights available from Miami to Boston?

You can find nonstop flights on the following days: Monday, Friday.

How popular is this flight route?

Within the past month, 141 users have taken a look at flights from Miami to Boston Logan Intl.

How many flights depart from Key Largo to Boston on average per day?

Per day, 2 flights depart from Miami to Boston Logan Intl on average.
Afternoon (Noon - 6pm) - 50% of flight departures
Evening (6pm - Midnight) - 50% of flight departures

Does it rain more in Miami or Boston?

Expected rainfall in Miami is less than in Boston. You can expect this to be the case over the next 14 days.

Is Miami weather warmer or cooler than Boston?

Temperatures around the 91 °F's can be experienced in July. The weather in Boston is colder than in Miami. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Key Largo to Boston?

There are many flights that can get you from Key Largo to Boston in 3h 18m. Fly via American Airlines, Delta, or Frontier to get the fastest option. Key Largo and Boston are separated by a distance of 1267 mi. All flights are typically nonstop.

What are the cheapest airlines flying from Key Largo to Boston round-trip?

Flying on Frontier is currently your cheapest option to Boston, with prices starting at $43. Another option worth looking into is American Airlines, starting at $88 round trip. Frontier is currently priced 73% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Key Largo to Boston one-way?

One-way options have recently been found by users for as low as $24 on Frontier. Other airlines that offer cheap prices include American Airlines from $40 and JetBlue from $49 one-way.

Alternative routes for Key Largo to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Boston

Things to know before you go - useful duration and weather info for your trip from Key Largo to Boston.
Flight duration
3h 27m
Average temperature for May in Boston
68.0 °F
Avg rainfall for May in Boston
3.7 ″

Airports servicing Miami

Airports servicing Boston

Top 6 airlines flying from Key Largo to Boston

The chart below displays the airlines Cheapflights users traveling from Key Largo to Boston choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$29 $123 No cancel fee 62%
United Airlines
$63 $193 No cancel fee 69%
Spirit Airlines
$73 $196 No cancel fee 65%
Delta
$78 $217 No cancel fee N/A
JetBlue
$88 $276 No cancel fee 62%
American Airlines
$108 $296 No cancel fee 71%

Hourly flight availability from Key Largo to Boston

See what time of day planes typically take off from Key Largo towards Boston.
Afternoon Noon to 6 PM 49% of MIA to BOS departures
Evening 6 PM to midnight 37% of MIA to BOS departures
Morning 6 AM to noon 13% of MIA to BOS departures
Early morning Midnight to 6 AM 1% of MIA to BOS departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Key Largo to Boston
See how many times per day planes take to the skies headed from Key Largo to Boston.
Sunday
22 daily flights
Monday
10 daily flights
Tuesday
11 daily flights
Wednesday
33 daily flights
Thursday
8 daily flights
Friday
18 daily flights
Saturday
8 daily flights
Home North America USA Massachusetts Boston Cheap flights from Key Largo to Boston