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$99+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — BDL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 29 days in advance, depart on a Saturday or Thursday and return on a Thursday

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 June 12, 2025.

Round-trip from

$167
(Southwest)

One-way from

$99
(Southwest)

Popular in

July

Cheapest in

March

Average price

$315
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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Highest demand for flights based on searches. 12% potential increase in price ($38 potential increase over avg. RT price).
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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 June 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 June 12, 2025.

This Southwest deal was found by Cheapflights users on 6/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/97:10 amMIA - BDL
1 stop7h 05mSouthwest
Wed 7/163:00 pmBDL - MIA
1 stop6h 55mSouthwest
Deal found 6/9$167
This CheapOair deal was found by Cheapflights users on 6/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:58 pmMIA - BDL
1 stop12h 12mSpirit Airlines
Sun 9/219:15 amBDL - MIA
1 stop9h 38mSpirit Airlines
Deal found 6/11$175
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 8/58:09 pmMIA - BDL
Nonstop3h 09mAmerican Airlines
Tue 8/125:50 amBDL - MIA
Nonstop3h 13mAmerican Airlines
Deal found 6/10$192
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/105:40 pmMIA - BDL
1 stop5h 56mDelta
Tue 10/145:48 amBDL - MIA
1 stop5h 47mDelta
Deal found 6/10$217
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/112:20 pmMIA - BDL
2 stops11h 39mUnited Airlines
Wed 7/96:10 amBDL - MIA
1 stop5h 39mUnited Airlines
Deal found 6/11$262
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/297:00 amMIA - BDL
2 stops35h 35mMultiple Airlines
Sat 7/124:08 pmBDL - MIA
2 stops24h 45mMultiple Airlines
Deal found 6/12$312
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/206:28 pmMIA - BDL
1 stop17h 15mFrontier
Sun 6/2212:38 pmBDL - MIA
1 stop22h 50mFrontier
Deal found 6/11$375

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 June 12, 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

Wed 7/9

7:10 am-2:15 pm

1 stop7h 05m

Hartford Bradley Intl

Wed 7/16

3:00 pm-9:55 pm

1 stop6h 55m

$167

MiamiHartford

MIA - BDL

MIABDL

Miami

Fri 9/19

7:58 pm-8:10 am

1 stop12h 12m

Hartford Bradley Intl

Sun 9/21

9:15 am-6:53 pm

1 stop9h 38m

$175

MiamiHartford

MIA - BDL

MIABDL

Miami

Thu 10/23

9:05 am-12:11 pm

Nonstop3h 06m

Hartford Bradley Intl

Sun 10/26

12:59 pm-4:15 pm

Nonstop3h 16m

$186

MiamiHartford

MIA - BDL

MIABDL

Miami

Tue 8/5

8:09 pm-11:18 pm

Nonstop3h 09m

Hartford Bradley Intl

Tue 8/12

5:50 am-9:03 am

Nonstop3h 13m

$192

MiamiHartford

MIA - BDL

MIABDL

Miami

Thu 10/23

7:58 pm-8:10 am

1 stop12h 12m

Hartford Bradley Intl

Sun 10/26

12:59 pm-4:15 pm

Nonstop3h 16m

$209

MiamiHartford

MIA - BDL

MIABDL

Miami

Fri 10/10

5:40 pm-11:36 pm

1 stop5h 56m

Hartford Bradley Intl

Tue 10/14

5:48 am-11:35 am

1 stop5h 47m

$217

MiamiHartford

MIA - BDL

MIABDL

Miami

Tue 7/1

12:20 pm-11:59 pm

2 stops11h 39m

Hartford Bradley Intl

Wed 7/9

6:10 am-11:49 am

1 stop5h 39m

$262

MiamiHartford

MIA - BDL

MIABDL

Miami

Tue 7/15

7:10 am-2:15 pm

1 stop7h 05m

$99

MiamiHartford

MIA - BDL

MIABDL

Miami

Thu 7/10

4:51 pm-10:57 pm

1 stop6h 06m

$102

MiamiHartford

MIA - BDL

MIABDL

Miami

Sun 10/19

9:05 am-12:11 pm

Nonstop3h 06m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 13 results
1
2

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 June 9, 2025.

To ensure you get the cheapest price possible for a flight from Key Largo to Hartford, you should look to book at least 29 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 June 12, 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 Thursday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Hartford by month

Plan your trip to Hartford by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hartford ranges from 3.1 - 4.1 inches per month. September is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Hartford when rainfall is around 3.1 in.

Temperature in Hartford by month

Plan your trip to Hartford by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hartford, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines 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
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,052 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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. 7 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 1 inbound flight 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.

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

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $99. Users have also found prices from $102 and $134 on Spirit Airlines and American Airlines, respectively.

  • What are the most reliable airlines from Key Largo to Hartford?

    Consider Frontier (89%), Envoy Air (84%) or Qatar Airways (78%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to Hartford.

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

    On average you can expect to pay $239 for a flight from Key Largo to Hartford. The cheapest flight overall is $98 while the most popular route, (Miami - Hartford Bradley Intl) is currently priced at $167.

  • 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 Key Largo?

Book flights to Key Largo if you plan to visit one of these locations
Uncasville
Chicopee
New Britain
Windsor Locks
Southington
Meriden
Cromwell
Windsor
Farmington
Enfield
West Springfield
Rocky Hill
Northampton
Westfield
Glastonbury
East Hartford
Newington
Lee
West Hartford
Vernon

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Top 7 airlines flying from Key Largo to Hartford

Discover the top 7 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$39Average$122FlexibilityNo cancel feeOn-time65%
Avelo AirlinesCheapest$39Average$152FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$41Average$118FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$93Average$254FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$166Average$339FlexibilityNo cancel feeOn-time71%
DeltaCheapest$169Average$307FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$171Average$276FlexibilityNo cancel feeOn-time63%

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