What is the cheapest airline that flies from Maine to Florida Keys?

Frontier, Spirit Airlines, and American Airlines are the most popular carriers operating from Maine to Florida Keys

How many flights depart from Maine to Florida Keys on average per week?

As of September 2025, there are 131 flights per week flying from Maine to Florida Keys. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

How long is the flight from Maine to Florida Keys?

On average, it takes 15h to fly from Maine to Florida Keys if you fly out of Portland (the most popular airport in Maine) and into Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Bar Harbor and into Copenhagen, then the flight time is around 17h 20m.

What airlines fly to Florida Keys?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Florida Keys from Maine according to our data. American Airlines is the first choice among our users, with 77% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Maine to Florida Keys?

Prices for flights from Maine to Florida Keys refresh daily.

How many operators does momondo search for flights from Maine to Florida Keys?

As of September 2025, there are 8 operators available to choose from for flights from Maine to Florida Keys.

How old do you have to be to fly from Maine to Florida Keys?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The travel and health documents required for your trip to Florida Keys can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florida Keys. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$56 Cheap Flights from Maine to Florida Keys in 2025/26

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Find the cheapest flights from Maine to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

4:54 pm - 8:32 pmBOS-MIA

3h 38mnonstop

12:40 pm - 3:56 pmMIA-BOS

3h 16mnonstop

$97Spirit Airlines

Find Deal

Fri, Oct 24 - Mon, Oct 27

9:27 am - 1:03 pmBOS-MIA

3h 36mnonstop

1:58 pm - 5:22 pmMIA-BOS

3h 24mnonstop

$98Spirit Airlines

Find Deal

Wed, Feb 4 - Wed, Feb 11

11:44 am - 3:20 pmBOS-MIA

3h 36mnonstop

12:40 pm - 3:56 pmMIA-BOS

3h 16mnonstop

$100Multiple Airlines

Find Deal

Thu, Oct 23 - Mon, Oct 27

2:18 pm - 5:50 pmBOS-MIA

3h 32mnonstop

6:59 pm - 7:43 amMIA-BOS

12h 44m1 stop

$108Multiple Airlines

Find Deal

Thu, Oct 2 - Fri, Oct 3

11:44 am - 3:20 pmBOS-MIA

3h 36mnonstop

7:24 am - 10:49 amMIA-BOS

3h 25mnonstop

$118Frontier

Find Deal

Thu, Oct 16 - Thu, Oct 23

11:44 am - 3:20 pmBOS-MIA

3h 36mnonstop

7:24 am - 10:49 amMIA-BOS

3h 25mnonstop

$119Frontier

Find Deal

Thu, Oct 23 - Sun, Oct 26

4:30 pm - 8:07 pmBOS-MIA

3h 37mnonstop

12:58 pm - 4:12 pmMIA-BOS

3h 14mnonstop

$127American Airlines

Find Deal

Sat, Oct 25 - Wed, Oct 29

1:05 pm - 4:38 pmBOS-MIA

3h 33mnonstop

9:20 pm - 12:34 amMIA-BOS

3h 14mnonstop

$128American Airlines

Find Deal

Thu, Oct 2 - Wed, Oct 8

4:26 pm - 8:00 pmBOS-MIA

3h 34mnonstop

7:35 pm - 11:00 pmMIA-BOS

3h 25mnonstop

$137Delta

Find Deal

Thu, Oct 23 - Tue, Oct 28

7:35 am - 11:10 amBOS-MIA

3h 35mnonstop

7:35 pm - 11:00 pmMIA-BOS

3h 25mnonstop

$138Delta

Find Deal

Tue, Oct 14 - Sat, Oct 25

Frontier flights from Maine to Florida Keys

Our best Frontier deals on Maine to Florida Keys flight tickets

Frontier

Oct 16

BOS11:44 amBoston Logan Intl

3h 36m

MIA3:20 pmMiami

Oct 23

MIA7:24 amMiami

3h 25m

BOS10:49 amBoston Logan Intl

$118

Find similar

Frontier

Oct 23

BOS11:44 amBoston Logan Intl

3h 36m

MIA3:20 pmMiami

Oct 26

MIA7:24 amMiami

3h 25m

BOS10:49 amBoston Logan Intl

$119

Find similar

Frontier

Oct 16

BOS11:44 amBoston Logan Intl

3h 36m

MIA3:20 pmMiami

Oct 23

MIA7:24 amMiami

3h 25m

BOS10:49 amBoston Logan Intl

$121

Find similar

American Airlines flights from Maine to Florida Keys

Our best American Airlines deals on Maine to Florida Keys flight tickets

American Airlines

Oct 25

BOS4:30 pmBoston Logan Intl

3h 37m

MIA8:07 pmMiami

Oct 29

MIA12:58 pmMiami

3h 14m

BOS4:12 pmBoston Logan Intl

$127

Find similar

American Airlines

Oct 2

BOS1:05 pmBoston Logan Intl

3h 33m

MIA4:38 pmMiami

Oct 8

MIA9:20 pmMiami

3h 14m

BOS12:34 amBoston Logan Intl

$128

Find similar

American Airlines

Oct 2

BOS1:05 pmBoston Logan Intl

3h 33m

MIA4:38 pmMiami

Oct 8

MIA11:38 amMiami

3h 15m

BOS2:53 pmBoston Logan Intl

$129

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Fri 10/24

4:54 pm-8:32 pm

Nonstop3h 38m

Miami

Mon 10/27

12:40 pm-3:56 pm

Nonstop3h 16m

$97

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Wed 2/4

9:27 am-1:03 pm

Nonstop3h 36m

Miami

Wed 2/11

1:58 pm-5:22 pm

Nonstop3h 24m

$98

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/23

11:44 am-3:20 pm

Nonstop3h 36m

Miami

Mon 10/27

12:40 pm-3:56 pm

Nonstop3h 16m

$100

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/2

2:18 pm-5:50 pm

Nonstop3h 32m

Miami

Fri 10/3

6:59 pm-7:43 am

1 stop12h 44m

$108

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/16

11:44 am-3:20 pm

Nonstop3h 36m

Miami

Thu 10/23

7:24 am-10:49 am

Nonstop3h 25m

$118

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/23

11:44 am-3:20 pm

Nonstop3h 36m

Miami

Sun 10/26

7:24 am-10:49 am

Nonstop3h 25m

$119

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sat 10/25

4:30 pm-8:07 pm

Nonstop3h 37m

Miami

Wed 10/29

12:58 pm-4:12 pm

Nonstop3h 14m

$127

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/2

1:05 pm-4:38 pm

Nonstop3h 33m

Miami

Wed 10/8

9:20 pm-12:34 am

Nonstop3h 14m

$128

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/23

4:26 pm-8:00 pm

Nonstop3h 34m

Miami

Tue 10/28

7:35 pm-11:00 pm

Nonstop3h 25m

$137

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Tue 10/14

7:35 am-11:10 am

Nonstop3h 35m

Miami

Sat 10/25

7:35 pm-11:00 pm

Nonstop3h 25m

$138

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How to get the cheapest flight ticket from Maine to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Florida Keys?

The month of August is another great option to travel to Florida Keys, with average flight prices from Maine averaging around $296.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Maine to Florida Keys is on a Wednesday when prices can be found for as low as $379. The most expensive day to fly to Florida Keys is Monday, with ticket prices averaging around $544.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is at noon. momondo users have found flights departing from Maine to Florida Keys at noon for as low as $438. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $486.

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $410 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Maine for as low as $312 on momondo.

Can stopping save me money on Maine to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Maine to Florida Keys.

Cheap Maine to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Florida Keys

Fastest flight time	3h 31m
Direct flights	Every day
Airports in Florida Keys	1 airport

The fastest flight from Maine to Florida Keys takes 3h 31m

Direct flights go from Maine to Florida Keys every day.

There is 1 airport near Florida Keys: Miami (MIA)

Search flight deals

When did momondo last update prices for flights from Maine to Florida Keys?
Prices for flights from Maine to Florida Keys refresh daily.
How many operators does momondo search for flights from Maine to Florida Keys?
As of September 2025, there are 8 operators available to choose from for flights from Maine to Florida Keys.
How old do you have to be to fly from Maine to Florida Keys?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The travel and health documents required for your trip to Florida Keys can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florida Keys. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Maine to Florida Keys?
Based on momondo bookings for flights between Maine and Florida Keys, the leading plane model is Airbus A220-300, making up 14.44% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 13.89%, Embraer 175 with 13.09%, and Canadair (Bombardier) Regional Jet 900 with 11.36%.

Best airlines flying from Maine to Florida Keys

Compare and see reviews for airlines that fly from Maine to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $268	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $293	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights
United Airlines	PriceFrom $372	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Florida Keys?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Maine to Florida Keys. momondo saves you time and could save you money on your trip.

Can I find flights from Maine to Florida Keys with flexible booking policies on momondo?

momondo does allow users to show only those flights to Florida Keys from Maine which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Maine to Florida Keys?

momondo helps you find the best flight between Maine and Florida Keys by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Maine to Florida Keys right now. Can momondo alert me if prices change?

Price alerts on flights to Florida Keys from Maine are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Florida Keys

Flights to New Yorkfrom $49

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Flights to Orlandofrom $60

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Flights to Seattlefrom $69

Cheap flights from Maine to Florida Keys from $56

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to Florida Keys departing on 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Maine to Florida Keys

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Maine to Florida Keys

Our best Frontier deals on Maine to Florida Keys flight tickets

American Airlines flights from Maine to Florida Keys

Our best American Airlines deals on Maine to Florida Keys flight tickets

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Use the filters below to find and compare flights from Maine to Florida Keys that are best for you.

See travel insights to Florida Keys from

How to get the cheapest flight ticket from Maine to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Florida Keys?

The month of August is another great option to travel to Florida Keys, with average flight prices from Maine averaging around $296.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Maine to Florida Keys is on a Wednesday when prices can be found for as low as $379. The most expensive day to fly to Florida Keys is Monday, with ticket prices averaging around $544.

What is the cheapest time of day to depart on your flight to Florida Keys?

How far in advance should I book a flight to Florida Keys?

Can stopping save me money on Maine to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Maine to Florida Keys.

What is the cheapest airline that flies from Maine to Florida Keys?

Frontier, Spirit Airlines, and American Airlines are the most popular carriers operating from Maine to Florida Keys

What airlines fly to Florida Keys?

How many flights depart from Maine to Florida Keys on average per week?

As of September 2025, there are 131 flights per week flying from Maine to Florida Keys. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

How long is the flight from Maine to Florida Keys?

On average, it takes 15h to fly from Maine to Florida Keys if you fly out of Portland (the most popular airport in Maine) and into Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Bar Harbor and into Copenhagen, then the flight time is around 17h 20m.

Cheap Maine to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Florida Keys

Fastest flight time

Direct flights

Airports in Florida Keys

When did momondo last update prices for flights from Maine to Florida Keys?

How many operators does momondo search for flights from Maine to Florida Keys?

How old do you have to be to fly from Maine to Florida Keys?

What documentation or ID do you need to fly to Florida Keys?

What is the most popular plane model from Maine to Florida Keys?

Best airlines flying from Maine to Florida Keys

Compare and see reviews for airlines that fly from Maine to Florida Keys with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Florida Keys?

Can I find flights from Maine to Florida Keys with flexible booking policies on momondo?

How can momondo help me find flights from Maine to Florida Keys?

I’m not ready to book a flight from Maine to Florida Keys right now. Can momondo alert me if prices change?

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Florida Keys

Popular cities in Florida Keys

Popular flights according to clicks in the last 7 days on momondo