$302+ Cheap flights from New York, NY (NYC) to Portsmouth, England
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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — LHR
Jul 12 — Jul 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from New York to Portsmouth with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from New York to Portsmouth
Cheapest
Best
Last-minute
One-way
Cheapest flights from New York to PortsmouthExplore the most affordable flight options available from New York to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
Explore the most affordable flight options available from New York to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:10 pm
JFK
- SOU
2 stops12h 40m
Multiple Airlines
Sun 9/69:20 am
SOU
- JFK
2 stops15h 00m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$737
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:30 pm
JFK
- SOU
2 stops15h 20m
Multiple Airlines
Sun 9/69:20 am
SOU
- JFK
2 stops15h 00m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$751
This Vliegwinkel deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/34:55 pm
JFK
- SOU
1 stop18h 55m
Aer Lingus
Wed 8/199:20 am
SOU
- JFK
1 stop18h 05m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$769
This Vliegwinkel deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:35 pm
EWR
- SOU
1 stop18h 15m
Aer Lingus
Wed 8/199:20 am
SOU
- EWR
1 stop11h 45m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$781
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:30 am
LGA
- SOU
2 stops32h 00m
Multiple Airlines
Fri 9/118:00 pm
SOU
- LGA
2 stops23h 36m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$784
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:30 pm
JFK
- SOU
2 stops18h 00m
Multiple Airlines
Sat 10/179:20 am
SOU
- JFK
2 stops15h 00m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$811
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:30 pm
EWR
- SOU
2 stops22h 00m
Multiple Airlines
Thu 8/208:00 pm
SOU
- EWR
2 stops27h 16m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$824
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:30 pm
LGA
- SOU
2 stops20h 20m
Multiple Airlines
Wed 8/196:05 pm
SOU
- LGA
3 stops25h 32m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$850
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:40 pm
LGA
- SOU
2 stops20h 50m
Multiple Airlines
Wed 7/298:00 pm
SOU
- LGA
2 stops23h 59m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$856
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:30 pm
JFK
- SOU
3 stops34h 35m
Multiple Airlines
Wed 8/1910:45 am
SOU
- JFK
2 stops16h 20m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$857
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2211:10 pm
JFK
- SOU
2 stops15h 20m
Multiple Airlines
Wed 7/299:20 am
SOU
- JFK
2 stops17h 45m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$871
This Mytrip deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:55 pm
JFK
- SOU
1 stop14h 35m
Aer Lingus
Wed 8/59:20 am
SOU
- JFK
1 stop18h 05m
Aer Lingus
Deal found 6/7![Aer Lingus logo]()
$872
Best flights from New York to PortsmouthDiscover carefully curated flight deals from New York to Portsmouth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
Discover carefully curated flight deals from New York to Portsmouth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:30 am
LGA
- SOU
2 stops32h 00m
Multiple Airlines
Fri 9/118:00 pm
SOU
- LGA
2 stops23h 36m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$784
This Mytrip deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:55 pm
JFK
- SOU
1 stop14h 35m
Aer Lingus
Wed 8/59:20 am
SOU
- JFK
1 stop18h 05m
Aer Lingus
Deal found 6/7![Aer Lingus logo]()
$872
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:15 pm
JFK
- SOU
1 stop15h 20m
Delta
Wed 8/199:15 am
SOU
- JFK
1 stop10h 20m
Delta
Deal found 6/10![Delta logo]()
$1,080
This KLM deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:35 pm
JFK
- SOU
1 stop29h 10m
KLM
Wed 8/129:15 am
SOU
- JFK
1 stop10h 20m
KLM
Deal found 6/11![KLM logo]()
$1,120
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:30 pm
LGA
- SOU
2 stops20h 20m
Multiple Airlines
Wed 8/196:05 pm
SOU
- LGA
3 stops25h 32m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$850
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:45 pm
EWR
- SOU
2 stops17h 00m
Multiple Airlines
Wed 8/196:05 pm
SOU
- EWR
3 stops30h 00m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$969
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:59 pm
EWR
- SOU
2 stops17h 36m
Delta
Tue 8/186:05 pm
SOU
- EWR
2 stops31h 49m
Delta
Deal found 6/11![Delta logo]()
$1,094
This Trip.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:35 pm
EWR
- SOU
1 stop18h 15m
Aer Lingus
Sat 7/259:20 am
SOU
- EWR
1 stop11h 45m
Aer Lingus
Deal found 6/9![Aer Lingus logo]()
$1,112
This KLM deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:15 pm
JFK
- SOU
1 stop30h 30m
KLM
Sun 8/305:30 pm
SOU
- JFK
1 stop26h 05m
KLM
Deal found 6/9![KLM logo]()
$1,130
This Mytrip deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:30 pm
JFK
- SOU
2 stops18h 00m
Multiple Airlines
Wed 8/52:20 pm
SOU
- JFK
2 stops32h 25m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$984
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:29 pm
EWR
- SOU
2 stops23h 06m
Delta
Tue 8/186:05 pm
SOU
- EWR
2 stops30h 54m
Delta
Deal found 6/11![Delta logo]()
$1,094
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:30 am
EWR
- SOU
2 stops18h 15m
Delta
Thu 8/209:15 am
SOU
- EWR
2 stops27h 43m
Delta
Deal found 6/11![Delta logo]()
$1,100
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:40 pm
LGA
- SOU
3 stops22h 05m
Multiple Airlines
Wed 7/298:00 pm
SOU
- LGA
2 stops23h 59m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$1,006
This Gotogate deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:35 pm
EWR
- SOU
1 stop10h 05m
Aer Lingus
Wed 8/198:00 pm
SOU
- EWR
1 stop25h 05m
Aer Lingus
Deal found 6/10![Aer Lingus logo]()
$1,232
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:59 pm
EWR
- SOU
2 stops17h 36m
Delta
Thu 8/209:15 am
SOU
- EWR
2 stops27h 43m
Delta
Deal found 6/11![Delta logo]()
$1,100
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:45 am
LGA
- SOU
2 stops29h 40m
Multiple Airlines
Sun 9/69:20 am
SOU
- LGA
2 stops15h 05m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,063
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:10 am
LGA
- SOU
2 stops16h 35m
Delta
Sun 8/309:15 am
SOU
- LGA
2 stops18h 12m
Delta
Deal found 6/11![Delta logo]()
$1,144
This Mytrip deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:30 am
LGA
- SOU
2 stops26h 15m
Multiple Airlines
Wed 8/59:20 am
SOU
- LGA
2 stops15h 05m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,096
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/304:40 pm
JFK
- SOU
1 stop10h 55m
Delta
Sun 9/69:15 am
SOU
- JFK
1 stop15h 00m
Delta
Deal found 6/7![Delta logo]()
$1,171
This Kiwi.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:35 pm
EWR
- SOU
1 stop10h 05m
Multiple Airlines
Thu 6/259:05 am
SOU
- EWR
2 stops16h 55m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,180
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:25 am
LGA
- SOU
2 stops16h 10m
Delta
Sun 9/69:15 am
SOU
- LGA
2 stops18h 06m
Delta
Deal found 6/10![Delta logo]()
$1,184
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:59 am
EWR
- SOU
3 stops23h 51m
Multiple Airlines
Fri 6/266:45 am
SOU
- EWR
3 stops38h 23m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,189
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/184:40 pm
JFK
- SOU
1 stop11h 05m
Delta
Wed 7/296:05 pm
SOU
- JFK
1 stop23h 27m
Delta
Deal found 6/8![Delta logo]()
$1,256
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:14 am
JFK
- SOU
2 stops17h 31m
Delta
Thu 7/306:05 pm
SOU
- JFK
1 stop23h 27m
Delta
Deal found 6/11![Delta logo]()
$1,259
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/174:40 pm
JFK
- SOU
1 stop11h 05m
Delta
Tue 7/219:15 am
SOU
- JFK
1 stop12h 55m
Delta
Deal found 6/10![Delta logo]()
$1,304
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/164:40 pm
JFK
- SOU
1 stop11h 05m
Delta
Mon 7/276:05 pm
SOU
- JFK
1 stop23h 27m
Delta
Deal found 6/8![Delta logo]()
$1,306
Last-minute flights from New York to PortsmouthDiscover last-minute flight deals from New York to Portsmouth. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from New York to Portsmouth. Data last updated June 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/74:55 pm
JFK
- SOU
1 stop10h 10m
Multiple Airlines
Tue 7/142:15 pm
SOU
- JFK
2 stops34h 50m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$988
This Mytrip deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/711:00 am
EWR
- SOU
2 stops27h 30m
Multiple Airlines
Tue 7/148:00 pm
SOU
- EWR
2 stops24h 50m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$998
This Mytrip deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/72:30 pm
LGA
- SOU
2 stops24h 00m
Multiple Airlines
Tue 7/148:00 pm
SOU
- LGA
2 stops23h 59m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,001
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:35 pm
EWR
- SOU
1 stop20h 55m
Aer Lingus
Sat 7/189:20 am
SOU
- EWR
1 stop11h 45m
Aer Lingus
Deal found 6/11![Aer Lingus logo]()
$1,006
This Mytrip deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:55 pm
JFK
- SOU
1 stop14h 35m
Aer Lingus
Wed 8/59:20 am
SOU
- JFK
1 stop18h 05m
Aer Lingus
Deal found 6/7![Aer Lingus logo]()
$872
This Mytrip deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:05 pm
JFK
- SOU
2 stops30h 40m
Multiple Airlines
Wed 8/59:20 am
SOU
- JFK
1 stop18h 05m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$895
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:25 pm
EWR
- SOU
2 stops15h 25m
Multiple Airlines
Wed 8/59:20 am
SOU
- EWR
2 stops14h 55m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$915
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:40 pm
LGA
- SOU
2 stops20h 50m
Multiple Airlines
Wed 7/298:00 pm
SOU
- LGA
2 stops23h 59m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$856
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2211:10 pm
JFK
- SOU
2 stops15h 20m
Multiple Airlines
Wed 7/299:20 am
SOU
- JFK
2 stops17h 45m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$871
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:25 pm
EWR
- SOU
2 stops18h 05m
Multiple Airlines
Wed 7/292:20 pm
SOU
- EWR
1 stop11h 40m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$901
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2211:55 pm
JFK
- SOU
1 stop14h 35m
Aer Lingus
Wed 7/299:20 am
SOU
- JFK
1 stop18h 05m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$964
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:35 pm
EWR
- SOU
1 stop10h 05m
Aer Lingus
Wed 7/299:20 am
SOU
- EWR
1 stop11h 45m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$977
One-way flights from New York to PortsmouthSearch for one-way flight options from New York to Portsmouth. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
Search for one-way flight options from New York to Portsmouth. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:20 pm
JFK
- SOU
2 stops32h 00m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:55 pm
JFK
- SOU
1 stop21h 35m
Aer Lingus
Deal found 6/11![Aer Lingus logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:33 am
SWF
- SOU
3 stops39h 47m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:30 pm
EWR
- SOU
2 stops18h 10m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:55 am
LGA
- SOU
3 stops28h 45m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:35 pm
EWR
- SOU
1 stop18h 15m
Aer Lingus
Deal found 6/11![Aer Lingus logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2312:30 am
JFK
- SOU
2 stops27h 05m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$506
This Cheapflightsfares deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:35 pm
EWR
- SOU
1 stop9h 30m
Aer Lingus
Deal found 6/7![Aer Lingus logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/249:55 am
LGA
- SOU
2 stops20h 10m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$559
This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/39:05 pm
JFK
- SOU
1 stop14h 45m
Aer Lingus
Deal found 6/11![Aer Lingus logo]()
$572
This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:35 pm
EWR
- SOU
1 stop18h 15m
Aer Lingus
Deal found 6/11![Aer Lingus logo]()
$572
This Cheapflightsfares deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:29 am
JFK
- SOU
2 stops20h 36m
Aer Lingus
Deal found 6/7![Aer Lingus logo]()
$576
Find flight deals from New York to Portsmouth
Keep the following information in mind while searching for New York to Portsmouth flight deals. Data was last updated June 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $737 (Mytrip) |
One-way from | $302 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $840 |
Cheapflights Fare Finder
Customize your flight search to find flights from New York to Portsmouth 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 2,558,603 searches. Data last updated June 12, 2026.
Use the filters below to find and compare flights from New York to Portsmouth that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkSouthampton
LGA - SOU
LGASOU
New York LaGuardia
Wed 9/2
6:30 am-7:30 pm
2 stops32h 00m
Southampton Eastleigh
Fri 9/11
8:00 pm-2:36 pm
2 stops23h 36m
$784
New YorkSouthampton
LGA - SOU
LGASOU
New York LaGuardia
Mon 8/3
3:30 pm-4:50 pm
2 stops20h 20m
Southampton Eastleigh
Wed 8/19
6:05 pm-2:37 pm
3 stops25h 32m
$850
New YorkSouthampton
JFK - SOU
JFKSOU
New York John F Kennedy Intl
Mon 7/20
11:55 pm-7:30 pm
1 stop14h 35m
Southampton Eastleigh
Wed 8/5
9:20 am-10:25 pm
1 stop18h 05m
$872
NewarkSouthampton
EWR - SOU
EWRSOU
Newark
Mon 8/3
3:45 pm-1:45 pm
2 stops17h 00m
Southampton Eastleigh
Wed 8/19
6:05 pm-7:05 pm
3 stops30h 00m
$969
New YorkSouthampton
JFK - SOU
JFKSOU
New York John F Kennedy Intl
Mon 7/20
8:30 pm-7:30 pm
2 stops18h 00m
Southampton Eastleigh
Wed 8/5
2:20 pm-5:45 pm
2 stops32h 25m
$984
New YorkSouthampton
LGA - SOU
LGASOU
New York LaGuardia
Wed 7/22
5:40 pm-8:45 pm
3 stops22h 05m
Southampton Eastleigh
Wed 7/29
8:00 pm-2:59 pm
2 stops23h 59m
$1,006
New YorkSouthampton
LGA - SOU
LGASOU
New York LaGuardia
Sun 8/30
8:45 am-7:25 pm
2 stops29h 40m
Southampton Eastleigh
Sun 9/6
9:20 am-7:25 pm
2 stops15h 05m
$1,063
New YorkSouthampton
JFK - SOU
JFKSOU
New York John F Kennedy Intl
Mon 8/3
9:15 pm-5:35 pm
1 stop15h 20m
Southampton Eastleigh
Wed 8/19
9:15 am-2:35 pm
1 stop10h 20m
$1,080
NewarkSouthampton
EWR - SOU
EWRSOU
Newark
Wed 7/29
6:59 pm-5:35 pm
2 stops17h 36m
Southampton Eastleigh
Tue 8/18
6:05 pm-8:54 pm
2 stops31h 49m
$1,094
NewarkSouthampton
EWR - SOU
EWRSOU
Newark
Tue 7/28
1:29 pm-5:35 pm
2 stops23h 06m
Southampton Eastleigh
Tue 8/18
6:05 pm-7:59 pm
2 stops30h 54m
$1,094
Showing 1-10 of 56 resultsSorted by cheapest first
Best time to book a flight from New York to Portsmouth
Have a flexible travel schedule? Discover the best time to fly to Portsmouth from New York with our price prediction graph.
JFK-SOU
EWR-SOU
LGA-SOU
SWF-SOU
Estimated round-trip 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 New York to Portsmouth
NYC-P0R
JFK-SOU
EWR-SOU
LGA-SOU
SWF-SOU
What is the cheapest time of day to fly from NYC to P0R?
Find hourly flight availability from New York to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New York to Portsmouth as you normally would.
Weekly flight availability from New York to Portsmouth
Explore weekly flight availability from New York to Portsmouth. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2026.
The most flights from NYC to P0R are scheduled on a Wednesday (157 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (149 on average).
Reviews of airlines servicing Portsmouth
Get insights into the airlines that provide service to Portsmouth. 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 Portsmouth. Reviews last updated June 12, 2026.
Get a feel of what it's like to fly with KLM and Aer Lingus from New York to Portsmouth by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.7
Entertainment
7.2
Food
7.3
Crew
8.4
Boarding
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Entertainment
7.2
Food
7.3
Crew
8.4
Boarding
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Entertainment
7.2
Food
7.3
Crew
8.4
Boarding
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Related info for your journey
Find useful and relevant information for your journey from New York to Portsmouth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from New York
Popular flights
Top destinations
Alternative routes for New York to Portsmouth
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portsmouth by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from New York to Portsmouth by cabin class
Find flights from New York to Portsmouth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
New York and Portsmouth flights
Browse other New York and Portsmouth flight options. Last updated on June 12, 2026.
Other flights from New York
Browse through other flights departing from New York. Flights are based on user searches made on Cheapflights and were last updated on June 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
New York to Portsmouth flights
Consider these flights traveling from New York to Portsmouth.
Top 10 airlines flying from New York to Portsmouth
Discover the top 10 airlines that operate flights from New York to Portsmouth. 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 2,558,603 searches. Data last updated June 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$45 | Average$556 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$263 | Average$686 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$291 | Average$589 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$293 | Average$480 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$294 | Average$684 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$301 | Average$608 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$413 | Average$672 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$430 | Average$503 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$432 | Average$586 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$440 | Average$804 | FlexibilityNo cancel fee | On-time67% |