Cheap flights from Portsmouth to Key Biscayne

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Miami (MIA)
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How to find the cheapest flight from
Portsmouth (SOU) to Key Biscayne (MIA)

What is the cheapest day to fly return from Portsmouth to Key Biscayne?

It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

To save up to 44% on this flight, we recommend booking at least 60 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Portsmouth to Key Biscayne from £386 1-2 weeks out and tickets from £484 for flights departing within the next 72 hours.

When is the cheapest time to fly from Portsmouth to Key Biscayne (SOU - MIA)?

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

Portsmouth to Key Biscayne 2021 flight deals

8 May - 10 May
£389pp
SOU
Southampton Eastleigh
Delta
   
2 STOPS
MIA
Miami
MIA
Miami
Delta
   
2 STOPS
SOU
Southampton Eastleigh
8 May - 10 May
£391pp
SOU
Southampton Eastleigh
Delta
   
2 STOPS
MIA
Miami
MIA
Miami
Delta
   
2 STOPS
SOU
Southampton Eastleigh
8 May - 10 May
£392pp
SOU
Southampton Eastleigh
Delta
   
2 STOPS
MIA
Miami
MIA
Miami
Delta
   
2 STOPS
SOU
Southampton Eastleigh

One-way flights to Key Biscayne from Portsmouth

05:20 - 19:59
KLM
2 stops
19h 39m
SOU - MIA
KLM
£1,377
KLM

Related info for your journey

Flight FAQs

From Portsmouth to Key Biscayne

Are flight prices decreasing from Southampton to Miami due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Southampton and Miami for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Southampton Eastleigh to Miami have flexible changes due to COVID-19?

One of the carriers operating flights from Southampton Eastleigh to Miami that may be offering flexible change policies is Air France. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Portsmouth to Key Biscayne for under £438 on Cheapflights?

Yes, there are multiple flights from Portsmouth to Key Biscayne for under £438. The cheapest flight booked recently is on Delta for just £389, but on average you can expect to pay £391.

Are there direct flights from Portsmouth to Key Biscayne for under £365 on Cheapflights?

There are no direct flights from Portsmouth to Key Biscayne, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in Southampton or Miami?

Expected rainfall in Southampton is less than in Miami. You can expect this to be the case over the next 14 days.

Is Southampton weather warmer or cooler than Miami?

Expect the weather to be around 33 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Miami is generally hotter than in Southampton.

How long does is the flight from Portsmouth to Key Biscayne?

Airlines like Delta fly from Portsmouth to Key Biscayne in about 18h 46m. The time it takes to get you to your destination can typically vary by up to .

What is the cheapest airline to fly from Portsmouth to Key Biscayne return?

Currently priced at £389, Delta will fly you from Portsmouth to Key Biscayne and back. In addition to Delta, many other airlines offer competitively priced options for your trip.

What are the cheapest airlines to fly from Portsmouth to Key Biscayne one-way?

The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as £1,377.

Alternative routes for Portsmouth to Key Biscayne

Destination information for Key Biscayne

Today's exchange rate
£1 = $1.37
Average temperature for January in Key Biscayne
26.0 °C
Avg rainfall for January in Key Biscayne
44.0 mm

Airports servicing Southampton

Airports servicing Miami

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