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Cheap flights from Portsmouth to Key Largo from £525

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — MIA
4 May — 11 May1
1 adult
Sat 4/5
Sat 11/5

Cheap flight deals from Portsmouth to Key Largo

Discover tips and strategies to find the most affordable flight options for your journey from Portsmouth (P0R) to Key Largo (KE9). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 April 2024.

Round-trip from

£441
From Portsmouth to Key Largo
Search Deals

How far in advance should I book a flight from Portsmouth to Key Largo?

Find a great deal and save up to 28% by booking at least 44 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Portsmouth to Key Largo within the next two weeks, with the cheapest ticket starting at £510.

What is the cheapest month to fly from Portsmouth to Key Largo?

The best pricing can be found in the month of January. Prices to Key Largo from Portsmouth average £516. You can even find prices in January for less than £516, as users have found deals to Key Largo from as low as £306. The month of July appears to be one of the more expensive times to travel to Key Largo from Portsmouth. Flying in the targeted month can save you up to 29%.

When is the cheapest time to fly from Portsmouth to Key Largo (P0R - KE9)?

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

Cheap British Airways flights from Portsmouth to Key Largo

Explore cheap flight options specifically provided by British Airways for the route between Portsmouth and Key Largo. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 927,560 searches. Data last updated 29 April 2024.
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Wed 6/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£607
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Mon 4/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£628
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Wed 6/1118:45MIA - SOU
1 stop19h 55mBritish Airways
Deal found 28/4£653
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Mon 27/515:38MIA - SOU
2 stops22h 52mBritish Airways
Deal found 28/4£703
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Sun 3/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£713
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Sun 26/509:01MIA - SOU
2 stops19h 09mBritish Airways
Deal found 28/4£743
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Sun 3/1118:45MIA - SOU
1 stop19h 55mBritish Airways
Deal found 28/4£750
Thu 20/619:55SOU - MIA
2 stops24h 05mBritish Airways
Sat 20/708:20MIA - SOU
2 stops19h 50mBritish Airways
Deal found 28/4£751
Wed 15/509:40SOU - MIA
2 stops28h 50mBritish Airways
Tue 5/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£807

Cheap Portsmouth to Key Largo flights in April & May 2024

Find cheap flight options from Portsmouth to Key Largo specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 927,560 searches. Prices were last updated on 29 April 2024.
Tue 28/507:55SOU - MIA
2 stops16h 25mDelta
Tue 4/611:40MIA - SOU
2 stops14h 45mDelta
Deal found 28/4£545
Fri 31/507:55SOU - MIA
2 stops20h 23mMultiple Airlines
Wed 5/614:00MIA - SOU
2 stops21h 50mMultiple Airlines
Deal found 28/4£600
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Wed 6/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£607
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Mon 4/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£628
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Wed 6/1118:45MIA - SOU
1 stop19h 55mBritish Airways
Deal found 28/4£653
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Mon 27/515:38MIA - SOU
2 stops22h 52mBritish Airways
Deal found 28/4£703
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Sun 3/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£713
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Sun 26/509:01MIA - SOU
2 stops19h 09mBritish Airways
Deal found 28/4£743
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Sun 3/1118:45MIA - SOU
1 stop19h 55mBritish Airways
Deal found 28/4£750

Portsmouth to Key Largo 2024 flight deals

Discover exclusive flight deals for travel between Portsmouth and Key Largo in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 927,560 searches. Data last updated 29 April 2024.
Thu 21/1109:25SOU - MIA
2 stops20h 14mVirgin Atlantic
Mon 25/1118:01MIA - SOU
2 stops17h 49mVirgin Atlantic
Deal found 27/4£525
Thu 21/1109:25SOU - MIA
2 stops20h 14mVirgin Atlantic
Mon 25/1112:05MIA - SOU
2 stops23h 45mVirgin Atlantic
Deal found 28/4£526
Tue 18/607:55SOU - MIA
2 stops20h 08mKLM
Tue 25/612:16MIA - SOU
2 stops14h 09mKLM
Deal found 28/4£543
Tue 28/507:55SOU - MIA
2 stops16h 25mDelta
Tue 4/611:40MIA - SOU
2 stops14h 45mDelta
Deal found 28/4£545
Mon 11/1108:40SOU - MIA
2 stops15h 25mBritish Airways
Mon 18/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£575
Wed 13/1109:15SOU - MIA
1 stop12h 35mBritish Airways
Wed 20/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£593
Fri 31/507:55SOU - MIA
2 stops20h 23mMultiple Airlines
Wed 5/614:00MIA - SOU
2 stops21h 50mMultiple Airlines
Deal found 28/4£600
Thu 14/1108:40SOU - MIA
2 stops15h 25mBritish Airways
Wed 20/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£604
Mon 20/519:55SOU - MIA
2 stops24h 05mBritish Airways
Wed 6/1117:10MIA - SOU
2 stops13h 50mBritish Airways
Deal found 28/4£607

One-way flights to Key Largo from Portsmouth

Search for one-way flight options from Portsmouth to Key Largo. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 927,560 searches. Data last updated 29 April 2024.
Sun 30/621:50SOU - MIA
3 stops28h 13mMultiple Airlines
Deal found 29/4£839
Mon 23/909:40SOU - MIA
2 stops28h 52mBritish Airways
Deal found 29/4£1,247
Mon 24/609:40SOU - MIA
2 stops28h 55mBritish Airways
Deal found 28/4£1,334
Mon 24/609:40SOU - MIA
2 stops28h 55mBritish Airways
Deal found 29/4£1,335
Sun 30/613:10SOU - MIA
3 stops30h 50mBritish Airways
Deal found 29/4£1,351
Sun 30/619:55SOU - MIA
2 stops24h 05mBritish Airways
Deal found 29/4£1,353
Thu 20/609:40SOU - MIA
2 stops28h 55mBritish Airways
Deal found 27/4£1,376
Fri 19/709:40SOU - MIA
2 stops28h 55mBritish Airways
Deal found 29/4£1,735
Tue 14/509:40SOU - MIA
2 stops28h 50mBritish Airways
Deal found 28/4£2,200

Find flights from Portsmouth to Key Largo within your budget

Customise your flight search to find flights from Portsmouth to Key Largo 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 927,560 searches. Data last updated 29 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£543 - £832

Route

Depart

Return

Price

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Tue 18/6

2 stops20h 08m

Miami

Tue 25/6

2 stops14h 09m

£543

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Tue 28/5

2 stops16h 25m

Miami

Tue 4/6

2 stops14h 45m

£545

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Fri 31/5

2 stops20h 23m

Miami

Wed 5/6

2 stops21h 50m

£600

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Mon 20/5

2 stops24h 05m

Miami

Wed 6/11

2 stops13h 50m

£607

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Mon 20/5

2 stops24h 05m

Miami

Mon 4/11

2 stops13h 50m

£628

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Mon 20/5

2 stops24h 05m

Miami

Wed 6/11

1 stop19h 55m

£653

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Mon 20/5

2 stops24h 05m

Miami

Mon 27/5

2 stops22h 52m

£703

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Tue 28/5

2 stops25h 10m

Miami

Tue 4/6

3 stops27h 40m

£800

Southampton EastleighMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Tue 28/5

3 stops30h 35m

Miami

Tue 4/6

3 stops29h 29m

£832

Flights are sorted by cheapest first

Deals found on 28/4

When is the cheapest time to fly from Portsmouth to Key Largo?

Use this chart to determine the cheapest time to fly return from Portsmouth to Key Largo. Price data was last updated on 28 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Portsmouth to Key Largo flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Key Largo by month

Plan your trip from Portsmouth to Key Largo by taking into account the cheapest months to travel. The average price of a one-way flight from Portsmouth to Key Largo is currently £1,419 while a return flight costs £657. Price data was last updated on 21 April 2024.

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Key Largo (average of £551). Flying from Portsmouth to Key Largo in July is currently the most expensive (average of £737). 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.

January

£441

February

£450

March

£447

April

£449

May

£494

June

£551

July

£590

August

£576

September

£489

October

£477

November

£445

December

£469

Temperature and rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature and rainfall totals by month.

MIA

Temperature

20 - 29 °C

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated 29 April 2024.
Delta
8.1
Very Good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Delta
8.1
Very Good
10,913 reviews
Delta
8.1
Very Good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

KLM
7.9
Good
1,618 reviews
Delta
8.1
Very Good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

British Airways
6.8
Okay
6,891 reviews
Delta
8.1
Very Good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Related info for your journey

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

  • Can I find flights from Portsmouth to Key Largo for under £600 on Cheapflights?

    Yes, there are multiple flights from Portsmouth to Key Largo for under £600. The cheapest flight booked recently is on KLM for just £543, but on average you can expect to pay £743.

  • What days are direct flights available from Portsmouth to Key Largo?

    You can find direct flights on the following days: Tuesday, Saturday.

  • How many flights depart from Portsmouth to Key Largo on average per day?

    Per day, 10 flights depart from Portsmouth to Key Largo on average.
    Afternoon (Midday - 6pm) - 100% of flight departures

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

    Fly via KLM, Delta, or British Airways to get the fastest option. The distance from Portsmouth to Key Largo is about 4442 mi Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular airlines that fly from Portsmouth to Key Largo?

    When booking a flight from Portsmouth to Key Largo, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

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

    The top 3 most reliable airlines when flying from Portsmouth to Key Largo are EL AL (81%), Gulf Air (80%) and Qatar Airways (79%).

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

    Looking at all options, your cheapest flight can be booked for £461. While the most popular route (Southampton Eastleigh - Miami) can be booked for £543 on average our data indicates £1,215 when flying from Portsmouth to Key Largo.

  • What does LHR to MIA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a London Heathrow Airport to Miami Airport flight would often be abbreviated as a LHR to MIA flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Fort Lauderdale Airport (FLL), Key West Airport (EYW), Miami Opa Locka Airport (OPF), Fort Lauderdale Executive Airport (FXE).

  • Can I find deals for flights from Portsmouth to Key Largo that include extra baggage allowance?

    The amount of baggage you can bring on your Portsmouth to Key Largo flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portsmouth to Key Largo with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portsmouth to Key Largo flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Key Largo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portsmouth to Key Largo that allow pets onboard?

    Many airlines flying from Portsmouth to Key Largo offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portsmouth to Key Largo?

    Yes, you can often find last-minute deals on Portsmouth to Key Largo flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portsmouth to Key Largo flight deals updated?

    The Portsmouth to Key Largo flight deals you see on this page were last updated on 28/4.

See more FAQs

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Top 10 airlines flying from Portsmouth to Key Largo

Discover the top 10 airlines that operate flights from Portsmouth to Key Largo. 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 927,560 searches. Data last updated 29 April 2024.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£257Average£468FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
DeltaCheapest£276Average£530FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
TAP AIR PORTUGALCheapest£346Average£443FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air EuropaCheapest£356Average£451FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
Scandinavian AirlinesCheapest£361Average£412FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
American AirlinesCheapest£377Average£523FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest£389Average£509FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£393Average£549FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air CanadaCheapest£400Average£516FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£409Average£606FlexibilityNo cancel feeOn-time75%
Search KLM flights
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Search flights from Portsmouth to Key Largo by cabin class

Find flights from Portsmouth to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy class

Hourly flight availability from Portsmouth to Key Largo

Find hourly flight availability from Portsmouth to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2024.
1%of flight departuresEarly morningMidnight to 6 am
61%of flight departuresMorning6 am to noon
38%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portsmouth to Key Largo?

Cheapflights helps you search for flights from Portsmouth to Key Largo via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Key Largo?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Key Largo from Portsmouth.

Can Cheapflights find flights from Portsmouth to Key Largo with no change fees?

Certainly. Search results for flights to Key Largo from Portsmouth shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portsmouth to Key Largo become cheaper?

Yes! Start tracking prices for Portsmouth to Key Largo flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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