HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bulgaria

$218+ Cheap flights from Key Largo, FL to Bulgaria

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SOF
ago 5 — ago 121
ter 8/5
ter 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key Largo to Bulgaria with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Key Largo to Bulgaria

Keep the following information in mind while searching for Key Largo to Bulgaria flight deals. Data was last updated julho 31, 2025.

Round-trip from

$608
(American Airlines)

One-way from

$218
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$995
From Key Largo to Bulgaria
Search Deals
One-way flight from Key Largo to Bulgaria
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($285 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Key Largo to Bulgaria

Cheapest flights from Key Largo to Bulgaria
Explore the most affordable flight options available from Key Largo to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julho 31, 2025.

This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 9/2410:15 pmMIA - SOF
1 stop33h 30mTurkish Airlines
qui 10/23:35 pmSOF - MIA
1 stop35h 45mTurkish Airlines
Deal found 7/29$609
This Expedia deal was found by Cheapflights users on 7/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 12/309:05 pmMIA - SOF
2 stops33h 50mAir Canada
ter 1/136:00 amSOF - MIA
2 stops23h 29mAir Canada
Deal found 7/30$612
This United Airlines deal was found by Cheapflights users on 7/28. 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.
ter 10/211:26 pmMIA - SOF
2 stops15h 34mUnited Airlines
qua 11/56:15 amSOF - MIA
2 stops23h 49mUnited Airlines
Deal found 7/28$616
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
qua 10/2912:39 pmMIA - SOF
2 stops23h 41mLufthansa
qua 11/126:15 amSOF - MIA
1 stop15h 25mLufthansa
Deal found 7/31$620
This SWISS deal was found by Cheapflights users on 7/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 10/217:40 pmMIA - SOF
2 stops33h 20mSWISS
seg 11/33:00 pmSOF - MIA
1 stop33h 30mSWISS
Deal found 7/28$629
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 9/225:15 pmMIA - SOF
1 stop22h 10mMultiple Airlines
seg 10/68:50 amSOF - MIA
2 stops36h 52mMultiple Airlines
Deal found 7/31$630
This American Airlines deal was found by Cheapflights users on 7/31. 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.
seg 12/19:38 pmMIA - SOF
2 stops39h 32mAmerican Airlines
seg 12/155:25 pmSOF - MIA
2 stops32h 39mAmerican Airlines
Deal found 7/31$640
This Travelocity deal was found by Cheapflights users on 7/31. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 11/110:46 pmMIA - SOF
2 stops35h 34mBritish Airways
sáb 11/1512:05 pmSOF - MIA
2 stops28h 36mBritish Airways
Deal found 7/31$670
This Austrian Airlines deal was found by Cheapflights users on 7/28. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 10/214:40 pmMIA - SOF
2 stops15h 40mAustrian Airlines
dom 11/26:45 pmSOF - MIA
2 stops50h 55mAustrian Airlines
Deal found 7/28$682
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 9/25:15 pmMIA - VAR
1 stop19h 15mMultiple Airlines
qua 9/1011:35 pmVAR - MIA
1 stop21h 45mMultiple Airlines
Deal found 7/29$718
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 10/710:15 pmMIA - VAR
1 stop16h 05mTurkish Airlines
ter 10/149:35 amVAR - MIA
1 stop17h 45mTurkish Airlines
Deal found 7/30$769
This Gurufare deal was found by Cheapflights users on 7/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 9/24:40 pmMIA - VAR
2 stops15h 35mLufthansa
qua 9/104:00 pmVAR - MIA
2 stops29h 40mLufthansa
Deal found 7/29$787

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Bulgaria 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 julho 31, 2025.
Use the filters below to find and compare flights from Key Largo to Bulgaria that are best for you.

Fly from

Key Largo

Fly to

Bulgaria

Route

Depart

Return

Price

MiamiSofia

MIA - SOF

MIASOF

Miami

seg 1/26

9:45 pm-8:10 pm

2 stops39h 25m

Sofia

seg 2/9

5:25 pm-3:20 pm

2 stops28h 55m

$608

MiamiSofia

MIA - SOF

MIASOF

Miami

qua 9/24

10:15 pm-2:45 pm

1 stop33h 30m

Sofia

qui 10/2

3:35 pm-8:20 pm

1 stop35h 45m

$609

MiamiSofia

MIA - SOF

MIASOF

Miami

ter 12/30

9:05 pm-1:55 pm

2 stops33h 50m

Sofia

ter 1/13

6:00 am-10:29 pm

2 stops23h 29m

$612

MiamiSofia

MIA - SOF

MIASOF

Miami

ter 10/21

1:26 pm-12:00 pm

2 stops15h 34m

Sofia

qua 11/5

6:15 am-11:04 pm

2 stops23h 49m

$616

MiamiSofia

MIA - SOF

MIASOF

Miami

qua 10/29

12:39 pm-6:20 pm

2 stops23h 41m

Sofia

qua 11/12

6:15 am-2:40 pm

1 stop15h 25m

$620

MiamiSofia

MIA - SOF

MIASOF

Miami

ter 10/21

7:40 pm-12:00 pm

2 stops33h 20m

Sofia

seg 11/3

3:00 pm-5:30 pm

1 stop33h 30m

$629

MiamiSofia

MIA - SOF

MIASOF

Miami

seg 9/22

5:15 pm-10:25 pm

1 stop22h 10m

Sofia

seg 10/6

8:50 am-2:42 pm

2 stops36h 52m

$630

MiamiSofia

MIA - SOF

MIASOF

Miami

ter 1/27

4:40 pm-6:00 pm

2 stops18h 20m

Sofia

ter 2/10

7:55 am-6:35 pm

2 stops17h 40m

$652

MiamiSofia

MIA - SOF

MIASOF

Miami

sáb 11/1

10:46 pm-4:20 pm

2 stops35h 34m

Sofia

sáb 11/15

12:05 pm-9:41 am

2 stops28h 36m

$670

MiamiVarna

MIA - VAR

MIAVAR

Miami

ter 9/2

5:15 pm-7:30 pm

1 stop19h 15m

Varna

qua 9/10

11:35 pm-2:20 pm

1 stop21h 45m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Key Largo to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria 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 Bulgaria

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

Currently, November is the cheapest month in which you can book a flight from Key Largo to Bulgaria (average of $632). Flying from Key Largo to Bulgaria in June is currently the most expensive (average of $1,187). 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 BG?

Find hourly flight availability from Key Largo to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julho 31, 2025.

When flying from Key Largo to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated julho 31, 2025.
Peruse reviews from past customers who have flown with LOT, Austrian Airlines, and United Airlines from Key Largo to Bulgaria 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.
LOT
7.6
Good
1,105 reviews

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Food

7.2

Overall

7.6

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
LOT
7.6
Good
1,105 reviews
LOT
7.6
Good
1,105 reviews

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Food

7.2

Overall

7.6

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Austrian Airlines
7.6
Good
823 reviews
LOT
7.6
Good
1,105 reviews

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Food

7.2

Overall

7.6

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
United Airlines
7.4
Good
8,900 reviews
LOT
7.6
Good
1,105 reviews

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Food

7.2

Overall

7.6

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Turkish Airlines
7.3
Good
3,933 reviews
LOT
7.6
Good
1,105 reviews

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Food

7.2

Overall

7.6

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
American Airlines
7.2
Good
10,000 reviews
LOT
7.6
Good
1,105 reviews

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Food

7.2

Overall

7.6

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Related info for your journey

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

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

    $405 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on TAP AIR PORTUGAL and Air Canada, with prices starting from $472 and $497, respectively.

  • What are the most popular routes from Key Largo to Bulgaria?

    The most popular route from Key Largo to Bulgaria is Miami - Sofia. You may also consider Miami - Varna or Miami - Bourgas.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Key Largo to Bulgaria (average of $632). Flying from Key Largo to Bulgaria in June is currently the most expensive (average of $1,187). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Key Largo to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
Miami to Madrid flights
Miami to Heathrow flights
Miami to Leonardo da Vinci/Fiumicino flights
Orlando to Heathrow flights
Miami to Istanbul flights
Miami to Barcelona-El Prat flights
Miami to Charles de Gaulle flights
Orlando to Gatwick flights
Tampa to Heathrow flights
Miami to Lisbon flights
Miami to Frankfurt flights
Miami to London City flights
Miami to Gatwick flights
Orlando to Charles de Gaulle flights
Orlando to London City flights
Orlando to Frankfurt flights
Fort Lauderdale to Madrid flights
Orlando to Leonardo da Vinci/Fiumicino flights
Miami to Orly flights
Miami to Sabiha Gokcen flights
Miami to Stansted flights
Orlando to Madrid flights
Miami to Zurich flights
Orlando to Dublin flights
Orlando to Orly flights
Miami to Athens flights
Fort Lauderdale to Heathrow flights
Tampa to Frankfurt flights
Tampa to Leonardo da Vinci/Fiumicino flights
Fort Lauderdale to Barcelona-El Prat flights
Tampa to Gatwick flights
Fort Lauderdale to Charles de Gaulle flights
Orlando to Barcelona-El Prat flights
Miami to Malpensa flights
Orlando to Stansted flights
Orlando to Keflavik Intl flights
Miami to Luton flights
Miami to Beauvais-Tille flights
Miami to Linate flights
Miami to Munich flights
Orlando to Istanbul flights
Fort Lauderdale to Gatwick flights
Tampa to London City flights
West Palm Beach to Barcelona-El Prat flights
West Palm Beach to Madrid flights
Miami to Amsterdam flights
Orlando to Lisbon flights
Fort Lauderdale to Leonardo da Vinci/Fiumicino flights
Jacksonville to Heathrow flights
Orlando to Athens flights

Top 6 airlines flying from Key Largo to Bulgaria

Discover the top 6 airlines that operate flights from Key Largo to Bulgaria. 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 julho 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$528Average$766FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$613Average$844FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$614Average$1,039FlexibilityNo cancel feeOn-time76%
SWISSCheapest$653Average$964FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$657Average$1,015FlexibilityNo cancel feeOn-time69%
LOTCheapest$662Average$1,093FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.