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$214+ Cheap flights from Key Largo, FL to Bucharest (BUH)

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — BUH
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Bucharest are usually found in March or February, booked 21 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Find flight deals from Key Largo to Bucharest

Cheapest flights from Key Largo to Bucharest
Explore the most affordable flight options available from Key Largo to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This oojo deal was found by Cheapflights users on 10/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1110:30 pmMIA - OTP
1 stop15h 00mTurkish Airlines
Sun 11/169:50 pmOTP - MIA
1 stop16h 10mTurkish Airlines
Deal found 10/28$598
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Tue 12/26:45 pmMIA - OTP
2 stops23h 05mMultiple Airlines
Fri 12/59:35 amOTP - MIA
1 stop20h 46mMultiple Airlines
Deal found 10/29$622
This KAYAK deal was found by Cheapflights users on 10/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:10 pmMIA - OTP
1 stop15h 35mBritish Airways
Wed 12/38:05 amOTP - MIA
1 stop37h 35mBritish Airways
Deal found 10/30$623
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:25 pmMIA - OTP
3 stops30h 05mMultiple Airlines
Mon 11/248:15 pmOTP - MIA
2 stops27h 40mMultiple Airlines
Deal found 10/30$627
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Sun 12/286:20 amMIA - OTP
2 stops34h 30mUnited Airlines
Sun 1/112:50 pmOTP - MIA
1 stop30h 50mUnited Airlines
Deal found 10/28$631
This Air Canada deal was found by Cheapflights users on 10/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:00 amMIA - OTP
2 stops24h 50mAir Canada
Wed 12/36:05 amOTP - MIA
2 stops23h 24mAir Canada
Deal found 10/28$635
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:39 pmMIA - OTP
2 stops23h 01mLufthansa
Wed 12/36:05 amOTP - MIA
1 stop15h 35mLufthansa
Deal found 10/28$640

Cheap flight deals from Key Largo to Bucharest

Keep the following information in mind while searching for Key Largo to Bucharest flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$588
(KAYAK)

One-way from

$214
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$712
Provider with most accurate pricing for Miami-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Bucharest (BUH) flights.
Search Deals
From Key Largo to Bucharest (BUH)
Search Deals
One-way flight from Key Largo to Bucharest (BUH)
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($311 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Bucharest 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 October 30, 2025.
Use the filters below to find and compare flights from Key Largo to Bucharest that are best for you.

Fly from

Key Largo

Fly to

Bucharest

Route

Depart

Return

Price

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Sun 4/5

7:00 am-6:35 pm

2 stops28h 35m

Bucharest Otopeni Intl

Thu 4/16

5:55 am-2:40 pm

1 stop15h 45m

$589

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Tue 2/17

4:40 pm-6:35 pm

2 stops18h 55m

Bucharest Otopeni Intl

Mon 3/2

1:05 pm-4:55 pm

1 stop34h 50m

$598

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Sun 3/1

7:25 am-2:05 pm

2 stops23h 40m

Bucharest Otopeni Intl

Tue 3/17

5:55 am-10:29 pm

2 stops22h 34m

$603

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Sun 3/1

4:00 pm-2:55 pm

2 stops15h 55m

Bucharest Otopeni Intl

Tue 3/17

8:00 am-8:51 pm

2 stops18h 51m

$603

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Sun 2/1

4:40 pm-6:25 pm

2 stops18h 45m

Bucharest Otopeni Intl

Sun 2/8

7:10 pm-2:40 pm

2 stops26h 30m

$604

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Sat 4/4

5:00 pm-4:20 pm

2 stops40h 20m

Bucharest Otopeni Intl

Tue 4/14

6:05 am-2:40 pm

1 stop15h 35m

$613

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Fri 3/20

11:00 pm-3:05 pm

1 stop34h 05m

Bucharest Otopeni Intl

Tue 4/7

6:15 pm-2:30 pm

1 stop27h 15m

$623

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Wed 11/19

5:36 pm-3:45 pm

2 stops15h 09m

Bucharest Otopeni Intl

Wed 12/3

8:05 am-7:30 pm

1 stop18h 25m

$643

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Thu 11/27

9:10 pm-10:15 am

1 stop30h 05m

$214

MiamiBucharest

MIA - OTP

MIAOTP

Miami

Tue 12/2

9:03 pm-1:30 am

2 stops45h 27m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 15 results
1
2

Best time to book a flight from Key Largo to Bucharest

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

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

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Bucharest. Price data was last updated on October 24, 2025.

The best time to book flights from Key Largo to Bucharest is 21 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Key Largo to Bucharest (average of $570). Flying from Key Largo to Bucharest in June is currently the most expensive (average of $972). 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 BUH?

Find hourly flight availability from Key Largo to Bucharest. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Key Largo to Bucharest at noon. Doing so could potentially save you 18% on the flight price compared to flying in the evening, which is usually more expensive.

How much does it cost to fly round-trip from Key Largo to Bucharest?

Reviews of airlines servicing Bucharest

Get insights into the airlines that provide service to Bucharest. 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 Bucharest. Reviews last updated October 30, 2025.
See what other customers who have flown with LOT, SWISS, and Turkish Airlines from Key Largo to Bucharest have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,135 reviews

Boarding

7.6

Crew

8.2

Overall

7.6

Food

7.1

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
LOT
7.6
Good
1,135 reviews
LOT
7.6
Good
1,135 reviews

Boarding

7.6

Crew

8.2

Overall

7.6

Food

7.1

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
SWISS
7.5
Good
1,775 reviews
LOT
7.6
Good
1,135 reviews

Boarding

7.6

Crew

8.2

Overall

7.6

Food

7.1

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Turkish Airlines
7.3
Good
4,031 reviews
LOT
7.6
Good
1,135 reviews

Boarding

7.6

Crew

8.2

Overall

7.6

Food

7.1

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Lufthansa
6.8
Okay
7,541 reviews
LOT
7.6
Good
1,135 reviews

Boarding

7.6

Crew

8.2

Overall

7.6

Food

7.1

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
British Airways
6.7
Okay
7,487 reviews
LOT
7.6
Good
1,135 reviews

Boarding

7.6

Crew

8.2

Overall

7.6

Food

7.1

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights

Related info for your journey

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

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

    A quick flight from Key Largo to Bucharest can take about 18h 55m. United Airlines provides one of the quickest options available for as low as $598. Airlines will cover a distance of 5720 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Key Largo to Bucharest (average of $570). Flying from Key Largo to Bucharest in June is currently the most expensive (average of $972). 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 Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

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Top 9 airlines flying from Key Largo to Bucharest

Discover the top 9 airlines that operate flights from Key Largo to Bucharest. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$598Average$842FlexibilityNo cancel feeOn-time77%
LOTCheapest$608Average$1,089FlexibilityNo cancel feeOn-time81%
SWISSCheapest$657Average$1,071FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$659Average$771FlexibilityNo cancel feeOn-time69%
DeltaCheapest$670Average$1,194FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$680Average$1,264FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$681Average$780FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$721Average$1,004FlexibilityNo cancel feeOn-time77%
ITA AirwaysCheapest$894Average$1,035FlexibilityNo cancel feeOn-time81%

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