Cheap flights from Portsmouth to the United States

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Mon 31/1
Mon 7/2

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

To save up to 49% on this flight, we recommend booking at least 61 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 USA from £371 1-2 weeks out and tickets from £455 for flights departing within the next 72 hours.

What is the cheapest month to fly from Portsmouth to USA?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, March can be a great choice for travel to USA. Flights to USA from Portsmouth in March are about £314 on average during March, but can be found for as low as £230.

When is the cheapest time to fly from Portsmouth to USA (P0R - US)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to USA as you normally would.

Cheap flights from Portsmouth to USA in January, February 2022

The best prices found for Portsmouth to USA flights in January, February
28 Feb - 7 Mar
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

1 stop

24h 50m
JFK

New York John F Kennedy Intl

SOU

Southampton Eastleigh

2 stops

23h 00m
£286

Delta

View Deal

Deal found 26/1/22

20 Feb - 27 Feb
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

1 stop

24h 50m
JFK

New York John F Kennedy Intl

SOU

Southampton Eastleigh

2 stops

42h 16m
£308

Delta

View Deal

Deal found 26/1/22

27 Feb - 8 Mar
SOU

Southampton Eastleigh

LAX

Los Angeles

1 stop

26h 30m
LAX

Los Angeles

SOU

Southampton Eastleigh

2 stops

25h 45m
£310

Delta

View Deal

Deal found 26/1/22

Portsmouth to USA 2022 flight deals

Cheap flights to USA from Portsmouth found for this year
15 Mar - 22 Mar
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

1 stop

28h 40m
JFK

New York John F Kennedy Intl

SOU

Southampton Eastleigh

1 stop

16h 25m
£286

Delta

View Deal

Deal found 26/1/22

29 Mar - 4 Apr
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

1 stop

24h 55m
JFK

New York John F Kennedy Intl

SOU

Southampton Eastleigh

2 stops

23h 00m
£287

Delta

View Deal

Deal found 26/1/22

1 Mar - 9 Mar
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

2 stops

47h 39m
JFK

New York John F Kennedy Intl

SOU

Southampton Eastleigh

1 stop

16h 10m
£290

Delta

View Deal

Deal found 26/1/22

Last-minute flights from Portsmouth to USA

Late deals on return flights to USA from Portsmouth, departing today and this week
4 Feb - 10 Feb
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

1 stop

24h 50m
JFK

New York John F Kennedy Intl

SOU

Southampton Eastleigh

2 stops

22h 51m
£576

Delta

View Deal

Deal found 26/1/22

4 Feb - 9 Feb
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

2 stops

29h 39m
JFK

New York John F Kennedy Intl

SOU

Southampton Eastleigh

2 stops

42h 16m
£580

Delta

View Deal

Deal found 26/1/22

4 Feb - 11 Feb
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

2 stops

29h 39m
JFK

New York John F Kennedy Intl

SOU

Southampton Eastleigh

2 stops

37h 20m
£610

Delta

View Deal

Deal found 26/1/22

One-way flights to USA from Portsmouth

The cheapest one-way flights from Portsmouth to USA
9 May
SOU

Southampton Eastleigh

MCO

Orlando

3 stops

46h 47m
£286

Multiple Airlines

View Deal

Deal found 25/1/22

22 May
SOU

Southampton Eastleigh

IAD

Washington Dulles Intl

3 stops

28h 10m
£368

Multiple Airlines

View Deal

Deal found 24/1/22

9 May
SOU

Southampton Eastleigh

JFK

New York John F Kennedy Intl

1 stop

11h 05m
£368

Delta

View Deal

Deal found 25/1/22

Related info for your journey

Useful info, stats and facts about Portsmouth to USA flights.

Which airlines flying from Portsmouth to United States have flexible cancellations due to COVID-19?

Virgin Atlantic and Air France are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Portsmouth to USA for under £300 on Cheapflights?

Yes, there are multiple flights from Portsmouth to USA for under £300. The cheapest flight booked recently is on Delta for just £286, but on average you can expect to pay £311.

Are there last-minute flights available from Portsmouth to USA for under £600?

There are currently 6+ open flights from Portsmouth to USA within the next 7 days for less than £600.

What days are nonstop flights available from Portsmouth to USA?

Nonstop flights are available for this route on the following days: Wednesday.

How many flights depart from Portsmouth to USA on average per day?

On average, you can expect to see 6 flights from Portsmouth to USA a day.
Afternoon (Midday - 6pm) - 100% of flight departures

How long is the flight from Portsmouth to USA?

Airlines like Delta fly from Portsmouth to USA in about 28h 40m. The time it takes to get you to your destination can typically vary by up to . There are 5473 mi between Portsmouth and USA.

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

One-way options have recently been found by users for as low as £368 on Delta. Other airlines that offer cheap prices include KLM from £511 and Aeroflot from £749 one-way.

What are the most popular routes from Portsmouth to USA?

Most travelers choose Southampton Eastleigh - New Windsor Stewart, Southampton Eastleigh - Washington Dulles Intl or Southampton Eastleigh - New York John F Kennedy Intl when deciding on the best route from Portsmouth to USA.

What are the most popular airlines that fly from Portsmouth to USA?

Before booking your flight from Portsmouth to USA check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

What are the most reliable airlines from Portsmouth to USA?

The top 3 most reliable airlines when flying from Portsmouth to USA are SriLankan Airlines (73%), Qatar Airways (70%) and Fiji Airways (70%).

What are the cheapest flights from Portsmouth to USA?

While on average a flight from Portsmouth to USA is generally £1,020, our data shows the cheapest flight currently is £255. When looking at the most popular route, (Southampton Eastleigh - New Windsor Stewart), you can expect to pay £1,089 for that flight.

Can I fly to USA from Portsmouth right now?

Information is based on travel restrictions from Portsmouth to USA

Most visitors from Portsmouth need to provide a negative COVID-19 test result and/or quarantine to enter USA.

COVID-19 testing requirements
Visitors from Portsmouth must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to USA.

Quarantine requirements
Visitors from Portsmouth are not required to quarantine after entering USA.

Can I fly back to Portsmouth from USA?

Returning to Portsmouth from USA

COVID-19 testing requirements
Visitors from USA must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 48 hours before departing to Portsmouth.

Quarantine requirements
Visitors from USA are not required to quarantine after entering Portsmouth.

Top 10 airlines flying from Portsmouth to USA

The chart below displays the airlines Cheapflights users travelling from Portsmouth to USA choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Delta
Cheapest£187
Average£522
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
Air Canada
Cheapest£191
Average£442
FlexibilityNo cancel fee
On-time67%
COVID-19 safety
Norwegian
Cheapest£213
Average£410
FlexibilityNo cancel fee
On-time74%
COVID-19 safety
WOW air
Cheapest£235
Average£352
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
Austrian Airlines
Cheapest£243
Average£453
FlexibilityNo cancel fee
On-time78%
COVID-19 safety
KLM
Cheapest£244
Average£552
FlexibilityNo cancel fee
On-time75%
COVID-19 safety
Air Europa
Cheapest£245
Average£403
FlexibilityNo cancel fee
On-time83%
COVID-19 safety
Brussels Airlines
Cheapest£247
Average£474
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
Air France
Cheapest£248
Average£451
FlexibilityNo cancel fee
On-time77%
COVID-19 safety
Icelandair
Cheapest£248
Average£657
FlexibilityNo cancel fee
On-time76%
COVID-19 safety

Hourly flight availability from Portsmouth to USA

See what time of day planes typically take off from Portsmouth to USA
1%of flight departuresEarly morningMidnight to 6 am
54%of flight departuresMorning6 am to noon
43%of flight departuresAfternoonNoon to 6 pm
2%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM