Cheap flights from Portsmouth to the United States
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
Southampton Eastleigh
New York John F Kennedy Intl
1 stop
24h 50mNew York John F Kennedy Intl
Southampton Eastleigh
2 stops
23h 00mDelta
Southampton Eastleigh
New York John F Kennedy Intl
1 stop
24h 50mNew York John F Kennedy Intl
Southampton Eastleigh
2 stops
42h 16mDelta
Southampton Eastleigh
Los Angeles
1 stop
26h 30mLos Angeles
Southampton Eastleigh
2 stops
25h 45mDelta
Portsmouth to USA 2022 flight deals
Cheap flights to USA from Portsmouth found for this year
Southampton Eastleigh
New York John F Kennedy Intl
1 stop
28h 40mNew York John F Kennedy Intl
Southampton Eastleigh
1 stop
16h 25mDelta
Southampton Eastleigh
New York John F Kennedy Intl
1 stop
24h 55mNew York John F Kennedy Intl
Southampton Eastleigh
2 stops
23h 00mDelta
Southampton Eastleigh
New York John F Kennedy Intl
2 stops
47h 39mNew York John F Kennedy Intl
Southampton Eastleigh
1 stop
16h 10mDelta
Last-minute flights from Portsmouth to USA
Late deals on return flights to USA from Portsmouth, departing today and this week
Southampton Eastleigh
New York John F Kennedy Intl
1 stop
24h 50mNew York John F Kennedy Intl
Southampton Eastleigh
2 stops
22h 51mDelta
Southampton Eastleigh
New York John F Kennedy Intl
2 stops
29h 39mNew York John F Kennedy Intl
Southampton Eastleigh
2 stops
42h 16mDelta
Southampton Eastleigh
New York John F Kennedy Intl
2 stops
29h 39mNew York John F Kennedy Intl
Southampton Eastleigh
2 stops
37h 20mDelta
One-way flights to USA from Portsmouth
The cheapest one-way flights from Portsmouth to USA
Southampton Eastleigh
Orlando
3 stops
46h 47mMultiple Airlines
Southampton Eastleigh
Washington Dulles Intl
3 stops
28h 10mMultiple Airlines
Southampton Eastleigh
New York John F Kennedy Intl
1 stop
11h 05mDelta
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?
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?
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.
Hourly flight availability from Portsmouth to USA
See what time of day planes typically take off from Portsmouth to USA
| 1%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 54%of flight departures | Morning6 am to noon |
| 43%of flight departures | AfternoonNoon to 6 pm |
| 2%of flight departures | Evening6 pm to midnight |