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$56+ Cheap flights from Key Largo, FL to Hartford (BDL)

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — BDL
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Hartford Bradley Intl are usually found in March or September, booked 59 days in advance, depart on a Thursday or Saturday and return on a Sunday

Cheap flight deals from Key Largo to Hartford

Keep the following information in mind while searching for Key Largo to Hartford flight deals. Data was last updated September 15, 2025.

Round-trip from

$92
(Cheapflightsfares)

One-way from

$56
(Frontier)

Popular in

February

Cheapest in

March

Average price

$188
From Key Largo to Hartford Bradley Intl
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One-way flight from Key Largo to Hartford Bradley Intl
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Key Largo to Hartford

Cheapest flights from Key Largo to Hartford
Explore the most affordable flight options available from Key Largo to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/173:48 pmMIA - BDL
Nonstop3h 06mFrontier
Sun 10/198:31 pmBDL - MIA
Nonstop3h 13mFrontier
Deal found 9/13$92
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/164:30 pmMIA - BDL
Nonstop3h 06mFrontier
Mon 10/207:49 pmBDL - MIA
Nonstop3h 16mFrontier
Deal found 9/14$93
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:30 pmMIA - BDL
Nonstop3h 06mFrontier
Sun 10/268:31 pmBDL - MIA
Nonstop3h 13mFrontier
Deal found 9/13$111
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:48 pmMIA - BDL
Nonstop3h 06mFrontier
Sun 10/268:31 pmBDL - MIA
Nonstop3h 13mFrontier
Deal found 9/15$118
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/173:48 pmMIA - BDL
Nonstop3h 06mFrontier
Mon 10/207:49 pmBDL - MIA
Nonstop3h 16mFrontier
Deal found 9/15$121
This Frontier deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/245:15 amMIA - BDL
1 stop9h 51mFrontier
Fri 10/247:49 pmBDL - MIA
Nonstop3h 16mFrontier
Deal found 9/13$131
This Cheapflightsfares deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:35 pmMIA - BDL
Nonstop3h 06mFrontier
Mon 11/107:36 pmBDL - MIA
Nonstop3h 16mFrontier
Deal found 9/12$135
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/303:35 pmMIA - BDL
Nonstop3h 06mFrontier
Sat 11/111:13 amBDL - MIA
1 stop6h 12mFrontier
Deal found 9/15$140
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:42 pmMIA - BDL
Nonstop3h 10mAmerican Airlines
Wed 10/225:42 amBDL - MIA
Nonstop3h 10mAmerican Airlines
Deal found 9/14$159

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Hartford 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 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Key Largo to Hartford that are best for you.

Fly from

Key Largo

Fly to

Hartford

Route

Depart

Return

Price

MiamiHartford

MIA - BDL

MIABDL

Miami

Fri 10/24

3:48 pm-6:54 pm

Nonstop3h 06m

Hartford Bradley Intl

Mon 10/27

7:49 pm-11:05 pm

Nonstop3h 16m

$121

MiamiHartford

MIA - BDL

MIABDL

Miami

Fri 10/17

5:15 am-3:21 pm

1 stop10h 06m

Hartford Bradley Intl

Mon 10/20

4:20 pm-12:34 am

1 stop8h 14m

$143

MiamiHartford

MIA - BDL

MIABDL

Miami

Thu 10/16

5:15 pm-10:20 pm

1 stop5h 05m

Hartford Bradley Intl

Wed 10/22

1:45 pm-9:05 pm

1 stop7h 20m

$179

MiamiHartford

MIA - BDL

MIABDL

Miami

Sat 11/15

8:15 am-4:35 pm

1 stop8h 20m

Hartford Bradley Intl

Mon 11/17

8:55 am-4:10 pm

1 stop7h 15m

$179

MiamiHartford

MIA - BDL

MIABDL

Miami

Fri 9/26

7:48 pm-11:00 pm

Nonstop3h 12m

Hartford Bradley Intl

Fri 10/3

5:43 am-8:56 am

Nonstop3h 13m

$182

MiamiHartford

MIA - BDL

MIABDL

Miami

Fri 11/14

6:55 am-11:40 am

1 stop4h 45m

Hartford Bradley Intl

Wed 11/19

12:10 pm-9:50 pm

2 stops9h 40m

$184

MiamiHartford

MIA - BDL

MIABDL

Miami

Tue 9/30

6:55 am-1:25 pm

1 stop6h 30m

Hartford Bradley Intl

Mon 10/20

5:35 am-12:10 pm

1 stop6h 35m

$193

MiamiHartford

MIA - BDL

MIABDL

Miami

Thu 9/25

7:48 pm-11:00 pm

Nonstop3h 12m

Hartford Bradley Intl

Sun 9/28

5:43 am-8:56 am

Nonstop3h 13m

$202

MiamiHartford

MIA - BDL

MIABDL

Miami

Thu 10/9

4:30 pm-7:36 pm

Nonstop3h 06m

Hartford Bradley Intl

Sat 10/11

5:07 pm-10:09 pm

2 stops29h 02m

$209

MiamiHartford

MIA - BDL

MIABDL

Miami

Fri 10/24

3:48 pm-6:54 pm

Nonstop3h 06m

Hartford Bradley Intl

Sat 10/25

5:07 pm-9:56 am

2 stops16h 49m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 24 results
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Best time to book a flight from Key Largo to Hartford

Have a flexible travel schedule? Discover the best time to fly to Hartford from Key Largo with our price prediction graph.
Estimated round-trip 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 Key Largo to Hartford

How far ahead should I book a flight from Key Largo to Hartford?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Hartford. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Key Largo to Hartford, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Key Largo to Hartford?

Currently, November is the cheapest month in which you can book a flight from Key Largo to Hartford (average of $287). Flying from Key Largo to Hartford in December is currently the most expensive (average of $351). 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 KE9 to BDL?

Find hourly flight availability from Key Largo to Hartford. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Key Largo to Hartford as you normally would.

What is the cheapest day to fly from Key Largo to Hartford?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Hartford. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Key Largo to Hartford flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Key Largo to Hartford

Explore weekly flight availability from Key Largo to Hartford. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from KE9 to BDL are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Hartford

Get insights into the airlines that provide service to Hartford. 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 Hartford. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with Southwest, American Airlines, and JetBlue from Key Largo to Hartford to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,912 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,015 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,172 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Hartford. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hartford from Key Largo?

    Hartford Bradley Intl (BDL), located 11.9 mi from the city center, is the airport you fly into when you book flights from Key Largo to Hartford. 6 airlines have flights to Bradley Intl from Key Largo on a regular basis. Booking flights from Key Largo to Hartford Bradley Intl should not be difficult; the airport handles an average of 2 inbound flights from Key Largo per day.

  • How popular is this Key Largo to Hartford flight route?

    Within the past month, 1 users have taken a look at flights from Key Largo to Hartford Bradley Intl.

  • How long is the flight from Key Largo to Hartford?

    A quick flight from Key Largo to Hartford can take about 3h 06m. Frontier provides one of the quickest options available for as low as $121. Key Largo and Hartford are separated by a distance of 1195 mi. This flight may include one or multiple stops.

  • What are the cheapest flights from Key Largo to Hartford?

    On average you can expect to pay $317 for a flight from Key Largo to Hartford. The cheapest flight overall is $49 while the most popular route, (Miami - Hartford Bradley Intl) is currently priced at $92.

  • Can I find deals for flights from Key Largo to Hartford that include hotel bookings?

    Yes. In addition to deals on Key Largo to Hartford flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key Largo to Hartford?

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

  • Can I find deals for business class flights from Key Largo to Hartford?

    Yes. Cheapflights offers flight deals from Key Largo to Hartford 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 Key Largo to Hartford?

    Currently, November is the cheapest month in which you can book a flight from Key Largo to Hartford (average of $287). Flying from Key Largo to Hartford in December is currently the most expensive (average of $351). 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

Traveling to a place near Hartford?

Book flights to Hartford if you plan to visit one of these locations
Uncasville
New Britain
Chicopee
Meriden
Cromwell
Windsor
Southington
Farmington
Enfield
East Hartford
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Rocky Hill
Northampton
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Newington
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Alternative routes for Key Largo to Hartford

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Top 6 airlines flying from Key Largo to Hartford

Discover the top 6 airlines that operate flights from Key Largo to Hartford. 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 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$41Average$145FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$42Average$123FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$93Average$208FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$166Average$342FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$171Average$239FlexibilityNo cancel feeOn-time63%
DeltaCheapest$216Average$338FlexibilityNo cancel feeOn-timeN/A

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