How long is the flight from Portsmouth to North America?

A quick flight from Portsmouth to North America can take about 21h 06m. Aer Lingus provides one of the quickest options available for as low as £623. The distance between Portsmouth and North America is about 5434 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in North America ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit North America when rainfall is around 71.0 mm.

If weather is an important factor for your trip to North America, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

What are the most popular routes from Portsmouth to North America?

The most popular route from Portsmouth to North America is Southampton Eastleigh - New York John F Kennedy Intl. You may also consider Southampton Eastleigh - Newark or Southampton Eastleigh - Toronto Pearson Intl.

What are the cheapest flights from Portsmouth to North America?

On average you can expect to pay £2,209 for a flight from Portsmouth to North America. The cheapest flight overall is £310 while the most popular route, (Southampton Eastleigh - New York John F Kennedy Intl) is currently priced at £510.

What are the most reliable airlines from Portsmouth to North America?

No one likes to see their flight delayed. When booking a flight from Portsmouth to North America consider choosing SriLankan Airlines (100%), Malaysia Airlines (92%) or Fiji Airways (89%) as they are the most reliable in getting you off to your destination on time.

Can I find deals for flights from Portsmouth to North America that include hotel bookings?

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

How can I find direct flights from Portsmouth to North America?

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

Can I find deals for business class flights from Portsmouth to North America?

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

£331+ Cheap Flights from Portsmouth to North America

Cheap flight deals from Portsmouth to North America

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Portsmouth to North America
Explore the most affordable flight options available from Portsmouth to North America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 August 2026.

Wed 16/908:55 -

3 stops33h 20m

Sun 20/917:45 -

2 stops20h 45m

Deal found 5/8£448

Wed 16/908:55 -

3 stops35h 45m

Sun 20/917:10 -

2 stops21h 20m

Deal found 6/8£449

Thu 10/909:20 -

2 stops36h 40m

Wed 23/917:10 -

2 stops21h 20m

Deal found 4/8£464

Wed 9/909:20 -

3 stops35h 20m

Wed 16/917:10 -

2 stops21h 20m

Deal found 4/8£492

Sun 20/917:20 -

2 stops30h 45m

Sun 27/917:50 -

2 stops30h 50m

Deal found 6/8£495

Mon 14/909:20 -

1 stop18h 05m

Wed 30/923:55 -

1 stop14h 35m

Deal found 5/8£508

Fri 4/920:00 -

2 stops29h 05m

Tue 8/916:55 -

2 stops18h 55m

Deal found 5/8£509

Thu 10/909:20 -

1 stop18h 05m

Wed 23/923:55 -

1 stop14h 35m

Deal found 4/8£510

Sun 20/909:20 -

2 stops34h 39m

Sun 27/917:20 -

2 stops21h 10m

Deal found 6/8£513

Thu 5/1109:20 -

1 stop15h 05m

Thu 26/1117:00 -

1 stop18h 35m

Deal found 6/8£518

Fri 20/1120:00 -

2 stops25h 55m

Sat 19/1218:30 -

2 stops17h 05m

Deal found 6/8£521

Fri 4/909:20 -

1 stop15h 00m

Sat 19/923:55 -

1 stop14h 35m

Deal found 2/8£521

Best flights from Portsmouth to North America
Discover carefully curated flight deals from Portsmouth to North America that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 August 2026.

Fri 20/1120:00 -

2 stops25h 55m

Sat 19/1218:30 -

2 stops17h 05m

Deal found 6/8£521

Sun 6/909:15 -

2 stops21h 06m

Sat 12/910:30 -

2 stops22h 20m

Deal found 6/8£623

Fri 4/917:20 -

1 stop26h 25m

Tue 8/916:55 -

1 stop10h 50m

Deal found 5/8£634

Wed 2/920:00 -

2 stops27h 25m

Mon 14/919:59 -

1 stop15h 51m

Deal found 5/8£655

Mon 31/809:20 -

1 stop17h 05m

Mon 21/920:10 -

1 stop15h 20m

Deal found 3/8£708

Tue 1/909:05 -

1 stop15h 54m

Mon 7/920:05 -

1 stop13h 45m

Deal found 4/8£984

Wed 2/909:20 -

1 stop13h 55m

Mon 14/919:59 -

1 stop15h 51m

Deal found 5/8£587

Thu 10/909:05 -

1 stop15h 10m

Wed 23/913:15 -

2 stops14h 20m

Deal found 6/8£649

Wed 4/1109:20 -

1 stop15h 05m

Wed 25/1122:00 -

1 stop16h 30m

Deal found 5/8£592

Tue 8/909:15 -

2 stops34h 30m

Sun 13/913:15 -

2 stops15h 10m

Deal found 6/8£668

Tue 8/909:05 -

1 stop14h 50m

Sun 13/917:50 -

1 stop30h 45m

Deal found 3/8£683

Mon 1/209:20 -

1 stop17h 10m

Mon 22/220:15 -

1 stop15h 15m

Deal found 3/8£708

Wed 18/1108:40 -

1 stop15h 40m

Tue 24/1117:00 -

1 stop10h 10m

Deal found 3/8£651

Thu 3/917:20 -

3 stops29h 00m

Thu 17/914:55 -

2 stops23h 35m

Deal found 4/8£672

Wed 18/1108:40 -

1 stop11h 20m

Mon 23/1121:20 -

1 stop14h 40m

Deal found 3/8£651

Tue 1/920:00 -

1 stop30h 25m

Tue 22/920:10 -

1 stop15h 20m

Deal found 3/8£717

Tue 1/909:05 -

2 stops35h 45m

Fri 11/920:45 -

2 stops15h 05m

Deal found 3/8£686

Sun 11/1009:20 -

2 stops33h 44m

Tue 20/1007:32 -

2 stops27h 58m

Deal found 2/8£718

Thu 3/909:20 -

1 stop17h 05m

Thu 24/920:10 -

1 stop28h 30m

Deal found 5/8£718

Fri 9/1017:20 -

1 stop29h 25m

Fri 23/1015:34 -

2 stops17h 16m

Deal found 1/8£665

Thu 17/917:20 -

2 stops32h 30m

Thu 24/908:05 -

2 stops18h 30m

Deal found 4/8£805

Mon 18/109:20 -

1 stop11h 30m

Mon 25/117:20 -

1 stop10h 20m

Deal found 5/8£720

Tue 2/209:20 -

2 stops30h 51m

Wed 3/218:25 -

2 stops33h 15m

Deal found 5/8£730

Sat 10/1017:20 -

1 stop26h 30m

Thu 22/1013:50 -

1 stop19h 00m

Deal found 1/8£665

Mon 1/209:20 -

1 stop11h 30m

Mon 22/217:20 -

1 stop10h 20m

Deal found 3/8£723

Thu 17/915:25 -

3 stops32h 00m

Thu 24/907:00 -

2 stops31h 30m

Deal found 3/8£801

Mon 12/1009:05 -

1 stop13h 40m

Fri 23/1016:45 -

1 stop16h 05m

Deal found 1/8£665

Tue 1/909:05 -

1 stop15h 54m

Mon 7/920:05 -

1 stop29h 40m

Deal found 2/8£972

Wed 14/1017:20 -

1 stop26h 30m

Fri 23/1015:34 -

2 stops17h 16m

Deal found 1/8£665

Tue 2/209:20 -

1 stop11h 30m

Tue 23/213:12 -

2 stops25h 18m

Deal found 4/8£741

Find flight deals from Portsmouth to North America

Round-trip from	£448
One-way from	£331
Popular in	July
Cheapest in	September
Average price	£513

16/9-20/9
5 total stops
54h 05m total
Portsmouth to North America

Search Deals

18/9
2 total stops
48h 40m total
Portsmouth to North America

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (£75 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to North America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonOrlando

SOU Southampton Eastleigh - MCO Orlando

SOUMCO

Southampton Eastleigh

Fri 20/11

20:00-16:55

2 stops25h 55m

Orlando

Sat 19/12

18:30-16:35

2 stops17h 05m

£521

SouthamptonOrlando

SOU Southampton Eastleigh - MCO Orlando

SOUMCO

Southampton Eastleigh

Wed 2/9

09:20-18:15

1 stop13h 55m

Orlando

Mon 14/9

19:59-16:50

1 stop15h 51m

£587

SouthamptonNew York

SOU Southampton Eastleigh - JFK New York John F Kennedy Intl

SOUJFK

Southampton Eastleigh

Wed 4/11

09:20-19:25

1 stop15h 05m

New York John F Kennedy Intl

Wed 25/11

22:00-19:30

1 stop16h 30m

£592

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Sun 6/9

09:15-22:21

2 stops21h 06m

Los Angeles

Sat 12/9

10:30-16:50

2 stops22h 20m

£623

SouthamptonMiami

SOU Southampton Eastleigh - MIA Miami

SOUMIA

Southampton Eastleigh

Fri 4/9

17:20-14:45

1 stop26h 25m

Miami

Tue 8/9

16:55-08:45

1 stop10h 50m

£634

SouthamptonNew York

SOU Southampton Eastleigh - JFK New York John F Kennedy Intl

SOUJFK

Southampton Eastleigh

Thu 10/9

09:05-19:15

1 stop15h 10m

New York John F Kennedy Intl

Wed 23/9

13:15-08:35

2 stops14h 20m

£649

SouthamptonNew York

SOU Southampton Eastleigh - JFK New York John F Kennedy Intl

SOUJFK

Southampton Eastleigh

Wed 18/11

08:40-19:20

1 stop15h 40m

New York John F Kennedy Intl

Tue 24/11

17:00-08:10

1 stop10h 10m

£651

SouthamptonNew York

SOU Southampton Eastleigh - JFK New York John F Kennedy Intl

SOUJFK

Southampton Eastleigh

Wed 18/11

08:40-15:00

1 stop11h 20m

New York John F Kennedy Intl

Mon 23/11

21:20-17:00

1 stop14h 40m

£651

SouthamptonOrlando

SOU Southampton Eastleigh - MCO Orlando

SOUMCO

Southampton Eastleigh

Wed 2/9

20:00-18:25

2 stops27h 25m

Orlando

Mon 14/9

19:59-16:50

1 stop15h 51m

£655

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Fri 9/10

17:20-14:45

1 stop29h 25m

Los Angeles

Fri 23/10

15:34-16:50

2 stops17h 16m

£665

Flights are sorted by cheapest return flights first.

Deals found on 4/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Portsmouth to North America

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

SOU-EWR

SOU-JFK

SOU-LAX

SOU-MIA

SOU-MCO

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 North America

P0R-0NA

SOU-EWR

SOU-JFK

SOU-LAX

SOU-MIA

What is the cheapest time of day to fly from P0R to NA?

One of the essential ways to save on airfare from Portsmouth to North America is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 18% on airfare.

Weekly flight availability from Portsmouth to North America

The most flights from P0R to 0NA are scheduled on a Monday (57 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (34 on average).

What is the cheapest day to fly from Portsmouth to North America?

Travellers seeking maximum savings on their Portsmouth to North America flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing North America

Get a feel of what it's like to fly with KLM and Aer Lingus from Portsmouth to North America by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,555 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

KLM

7.8

Good

1,555 reviews

KLM

7.8

Good

1,555 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

Aer Lingus

7.3

Good

1,690 reviews

KLM

7.8

Good

1,555 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Bobby,Sept 2025

EDI - ATL

Food was above average but could be better, The flight was operated by Delta and was excellent

Related info for your journey

How long is the flight from Portsmouth to North America?
A quick flight from Portsmouth to North America can take about 21h 06m. Aer Lingus provides one of the quickest options available for as low as £623. The distance between Portsmouth and North America is about 5434 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Portsmouth to North America?
The most popular route from Portsmouth to North America is Southampton Eastleigh - New York John F Kennedy Intl. You may also consider Southampton Eastleigh - Newark or Southampton Eastleigh - Toronto Pearson Intl.
What are the most reliable airlines from Portsmouth to North America?
No one likes to see their flight delayed. When booking a flight from Portsmouth to North America consider choosing SriLankan Airlines (100%), Malaysia Airlines (92%) or Fiji Airways (89%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Portsmouth to North America?
On average you can expect to pay £2,209 for a flight from Portsmouth to North America. The cheapest flight overall is £310 while the most popular route, (Southampton Eastleigh - New York John F Kennedy Intl) is currently priced at £510.
Can I find deals for flights from Portsmouth to North America that include hotel bookings?
Yes. In addition to deals on Portsmouth to North America flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to North America?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to North America.
Can I find deals for business class flights from Portsmouth to North America?
Yes. Cheapflights offers flight deals from Portsmouth to North America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to

Flights by cabin class

Other flight options

Popular flights

Top countries

Top destinations

Alternative routes for Portsmouth to North America

Heathrow to Suvarnabhumi flights

Gatwick to Suvarnabhumi flights

Stansted to Suvarnabhumi flights

Heathrow to John F Kennedy Intl flights

Heathrow to Newark flights

Heathrow to Sydney flights

Stansted to Istanbul flights

London City to Suvarnabhumi flights

Heathrow to Istanbul flights

Heathrow to Haneda flights

Heathrow to Lagos flights

Heathrow to Dubai flights

Gatwick to Istanbul flights

Manchester to Suvarnabhumi flights

Heathrow to New Delhi flights

Gatwick to Lagos flights

Heathrow to Don Mueang Intl flights

Gatwick to Amsterdam flights

Stansted to Dubai flights

Heathrow to Lisbon flights

Manchester to Corfu flights

Gatwick to Dubai flights

Luton to Suvarnabhumi flights

Heathrow to Colombo flights

Heathrow to Hong Kong flights

Gatwick to John F Kennedy Intl flights

Luton to Amsterdam flights

Heathrow to Mumbai flights

Gatwick to Edinburgh flights

Stansted to Edinburgh flights

Gatwick to Sydney flights

London City to Istanbul flights

Luton to Edinburgh flights

Heathrow to OR Tambo flights

Luton to Istanbul flights

Heathrow to Melbourne flights

Heathrow to LaGuardia flights

Heathrow to Narita flights

Heathrow to Vancouver Intl flights

Heathrow to Cape Town flights

Heathrow to Charles de Gaulle flights

Heathrow to Pearson Intl flights

Heathrow to Kuala Lumpur Intl flights

Heathrow to Palma de Mallorca flights

Heathrow to Málaga flights

Stansted to Amsterdam flights

Heathrow to Edinburgh flights

Gatwick to Charles de Gaulle flights

Heathrow to Manila flights

Gatwick to Don Mueang Intl flights

Top 10 airlines flying from Portsmouth to North America

Airline	Cheapest	Average	Flexibility	On-time
Iberia	Cheapest£200	Average£613	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Delta	Cheapest£222	Average£621	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
TAP AIR PORTUGAL	Cheapest£224	Average£494	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Norse Atlantic UK	Cheapest£237	Average£481	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
ITA Airways	Cheapest£263	Average£605	FlexibilityNo cancel fee	On-time81%	Search ITA Airways flights
SWISS	Cheapest£265	Average£478	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Icelandair	Cheapest£272	Average£439	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Scandinavian Airlines	Cheapest£310	Average£496	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Hahn Air	Cheapest£316	Average£523	FlexibilityNo cancel fee	On-timeN/A	Search Hahn Air flights
JetBlue	Cheapest£319	Average£573	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights

Fly with Cheapflights

How does Cheapflights help users find flights from Portsmouth to North America?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to North America from Portsmouth today with Cheapflights!

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

Cheapflights helps you find that perfect flight to North America from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Portsmouth to North America with no change fees.

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

Yes, Cheapflights offers price alerts on Portsmouth to North America flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Portsmouth to North America from £331

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to North America

Cheapest flights from Portsmouth to North AmericaExplore the most affordable flight options available from Portsmouth to North America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 August 2026.

Explore the most affordable flight options available from Portsmouth to North America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 August 2026.

Best flights from Portsmouth to North AmericaDiscover carefully curated flight deals from Portsmouth to North America that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 August 2026.

Discover carefully curated flight deals from Portsmouth to North America that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 August 2026.

Last-minute flights from Portsmouth to North AmericaDiscover last-minute flight deals from Portsmouth to North America. Data last updated 6 August 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to North America. Data last updated 6 August 2026 and is based on user searches.

One-way flights from Portsmouth to North AmericaSearch for one-way flight options from Portsmouth to North America. Find affordable one-way fares based on user searches. Data last updated 6 August 2026.

Search for one-way flight options from Portsmouth to North America. Find affordable one-way fares based on user searches. Data last updated 6 August 2026.

Find flight deals from Portsmouth to North America

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to North America that are best for you.

Best time to book a flight from Portsmouth to North America

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

Cheapflights Insights

What is the cheapest time of day to fly from P0R to NA?

Find hourly flight availability from Portsmouth to North America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 August 2026.

One of the essential ways to save on airfare from Portsmouth to North America is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 18% on airfare.

Weekly flight availability from Portsmouth to North America

The most flights from P0R to 0NA are scheduled on a Monday (57 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (34 on average).

What is the cheapest day to fly from Portsmouth to North America?

Use this chart to determine the cheapest time to fly return from Portsmouth to North America. Price data was last updated on 1 August 2026.

Travellers seeking maximum savings on their Portsmouth to North America flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing North America

Get a feel of what it's like to fly with KLM and Aer Lingus from Portsmouth to North America by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Portsmouth to North America?

What are the most popular routes from Portsmouth to North America?

What are the most reliable airlines from Portsmouth to North America?

What are the cheapest flights from Portsmouth to North America?

Can I find deals for flights from Portsmouth to North America that include hotel bookings?

How can I find direct flights from Portsmouth to North America?

Can I find deals for business class flights from Portsmouth to North America?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to North America

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to North America by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Portsmouth to North America by cabin class

Find flights from Portsmouth to North America, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portsmouth and North America flights

Browse other Portsmouth and North America flight options. Last updated on 6 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly to North America countries

Consider these flights travelling to countries located in North America.

Portsmouth to North America flights

Consider these flights travelling from Portsmouth to North America.

Top 10 airlines flying from Portsmouth to North America

Fly with Cheapflights

How does Cheapflights help users find flights from Portsmouth to North America?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Portsmouth to North America
Explore the most affordable flight options available from Portsmouth to North America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 August 2026.

Best flights from Portsmouth to North America
Discover carefully curated flight deals from Portsmouth to North America that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 August 2026.

Last-minute flights from Portsmouth to North America
Discover last-minute flight deals from Portsmouth to North America. Data last updated 6 August 2026 and is based on user searches.

One-way flights from Portsmouth to North America
Search for one-way flight options from Portsmouth to North America. Find affordable one-way fares based on user searches. Data last updated 6 August 2026.