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Cheap flights from Portsmouth to Miami from £470

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MIA
31 Mar — 7 Apr1
1 adult

Cheap flight deals from Portsmouth to Miami

Keep the following information in mind while searching for Portsmouth to Miami flight deals. Data was last updated 26 March 2025.

Round-trip from

£470

Popular in

December

Cheapest in

September

Average price

£443
9/5-15/5
  • 9/5-15/5
  • 2 total stops
  • 45h 15m total
  • Portsmouth to Miami
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£4 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Portsmouth to Miami

Cheapest flights from Portsmouth to Miami
Explore the most affordable flight options available from Portsmouth to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Fri 9/519:25SOU - MIA
1 stop28h 55mMultiple Airlines
Thu 15/521:35MIA - SOU
1 stop16h 20mMultiple Airlines
Deal found 25/3£470
Fri 9/509:20SOU - MIA
2 stops18h 59mDelta
Thu 15/507:15MIA - SOU
2 stops20h 30mDelta
Deal found 25/3£503
Fri 9/517:35SOU - MIA
2 stops30h 14mKLM
Thu 15/514:26MIA - SOU
2 stops37h 19mKLM
Deal found 25/3£625

Cheapflights Fare Finder

Customise your flight search to find flights from Portsmouth to Miami 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 858,174 searches. Data last updated 26 March 2025.
Use the filters below to find and compare flights from Portsmouth to Miami that are best for you.

Fly from

Portsmouth

Fly to

Miami

Route

Depart

Return

Price

SouthamptonMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Fri 9/5

19:25-19:20

1 stop28h 55m

Miami

Thu 15/5

21:35-18:55

1 stop16h 20m

£470

SouthamptonMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Fri 9/5

09:20-23:19

2 stops18h 59m

Miami

Thu 15/5

07:15-08:45

2 stops20h 30m

£503

SouthamptonMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Fri 9/5

17:35-18:49

2 stops30h 14m

Miami

Thu 15/5

14:26-08:45

2 stops37h 19m

£625

SouthamptonMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Thu 17/4

09:40-23:54

3 stops43h 14m

£721

SouthamptonMiami

SOU - MIA

SOUMIA

Southampton Eastleigh

Mon 5/5

09:20-13:55

1 stop33h 35m

£1,130

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Best time to book a flight from Portsmouth to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Portsmouth with our price prediction graph.
Estimated return 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 Portsmouth to Miami

What is the cheapest month to book a flight from Portsmouth to Miami?

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Miami (average of £559). Flying from Portsmouth to Miami in July is currently the most expensive (average of £760). 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 P0R to MIA?

Find hourly flight availability from Portsmouth to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 March 2025.

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

What is the cheapest day to fly from Portsmouth to Miami?

Use this chart to determine the cheapest time to fly return from Portsmouth to Miami. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to Miami flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Miami by month

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

In terms of precipitation, rainfall in Miami ranges from 41.0 - 252.0 inches per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Miami when rainfall is around 41.0 mm.

Temperature in Miami by month

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

If weather is an important factor for your trip to Miami, 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

Reviews of airlines servicing Miami

Get insights into the airlines that provide service to Miami. 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 Miami. Reviews last updated 26 March 2025.
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,891 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Miami. 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 Miami from Portsmouth?

    Located just 6.1 mi from the city center, Miami is the airport most travelers will use when flying to Miami from Portsmouth. Booking flights from Portsmouth to Miami (MIA) should be relatively easy as there are 0 daily inbound flights from Portsmouth from 19 different airlines.

  • What are the most reliable airlines from Portsmouth to Miami?

    Before booking your flight to Miami from Portsmouth, check out the most reliable airlines to get you to your destination on time: Malaysia Airlines (87%), Air France (78%), Delta( 78%).

  • What are the cheapest flights from Portsmouth to Miami?

    Looking for the cheapest flight from Portsmouth to Miami? While on average our users pay £2,019, our data indicates the cheapest price to be £394. The most popular route (Southampton Eastleigh - Miami), is priced around £458.

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

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

  • How can I find direct flights from Portsmouth to Miami?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Miami 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 Portsmouth to Miami?

    Currently, January is the cheapest month in which you can book a flight from Portsmouth to Miami (average of £559). Flying from Portsmouth to Miami in July is currently the most expensive (average of £760). 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

Travelling to a place near Portsmouth?

Book flights to Portsmouth if you plan to visit one of these locations
Hollywood
Key Biscayne
Boynton Beach
Margate
Aventura
Sunrise
Palm Beach
Marathon
Florida City
Fisher Island
Lake Worth
Sunny Isles Beach
Doral
Bay Harbor Islands

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Alternative routes for Portsmouth to Miami

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Top 10 airlines flying from Portsmouth to Miami

Discover the top 10 airlines that operate flights from Portsmouth to Miami. 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 858,174 searches. Data last updated 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£268Average£454FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
DeltaCheapest£319Average£603FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
TAP AIR PORTUGALCheapest£342Average£444FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesCheapest£355Average£526FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Virgin AtlanticCheapest£356Average£503FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
SWISSCheapest£358Average£497FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£362Average£470FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£372Average£547FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£375Average£763FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£375Average£516FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to Miami?

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to Miami for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Miami, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Portsmouth to Miami 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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