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Portsmouth

$252+ Cheap flights from Connecticut 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Connecticut to Portsmouth

Keep the following information in mind while searching for Connecticut to Portsmouth flight deals. Data was last updated August 20, 2025.

Round-trip from

$534
(Trip.com)

One-way from

$252
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$846
From Connecticut to Portsmouth
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One-way flight from Connecticut to Portsmouth
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Highest demand for flights based on searches. 14% potential increase in price ($149 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Connecticut to Portsmouth

Cheapest flights from Connecticut to Portsmouth
Explore the most affordable flight options available from Connecticut to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 9/224:55 pmJFK - SOU
1 stop21h 35mAer Lingus
Tue 10/79:10 amSOU - JFK
1 stop15h 10mAer Lingus
Deal found 8/18$534
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 9/225:35 pmEWR - SOU
1 stop20h 55mAer Lingus
Tue 10/79:10 amSOU - EWR
1 stop11h 55mAer Lingus
Deal found 8/18$534
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 9/228:25 pmJFK - SOU
2 stops18h 05mMultiple Airlines
Tue 10/79:10 amSOU - JFK
2 stops15h 00mMultiple Airlines
Deal found 8/18$535
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Sun 9/74:55 pmJFK - SOU
1 stop11h 15mAer Lingus
Tue 9/169:10 amSOU - JFK
1 stop15h 10mAer Lingus
Deal found 8/18$579
This Trip.com deal was found by Cheapflights users on 8/20. 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 10/46:50 pmEWR - SOU
2 stops19h 40mMultiple Airlines
Sat 10/119:40 amSOU - EWR
2 stops32h 35mMultiple Airlines
Deal found 8/20$630
This Delta deal was found by Cheapflights users on 8/20. 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 11/29:20 pmJFK - SOU
1 stop29h 50mDelta
Thu 11/138:50 amSOU - JFK
1 stop11h 55mDelta
Deal found 8/20$668
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/159:50 pmEWR - SOU
2 stops29h 15mMultiple Airlines
Mon 9/228:05 amSOU - EWR
1 stop17h 55mMultiple Airlines
Deal found 8/17$671
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/154:55 pmJFK - SOU
1 stop10h 20mMultiple Airlines
Mon 9/228:05 amSOU - JFK
1 stop19h 10mMultiple Airlines
Deal found 8/17$673
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Fri 10/34:55 pmJFK - SOU
1 stop17h 50mAer Lingus
Fri 10/109:40 amSOU - JFK
1 stop14h 40mAer Lingus
Deal found 8/18$675
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/225:35 pmEWR - SOU
1 stop9h 40mMultiple Airlines
Tue 10/78:00 pmSOU - EWR
2 stops47h 55mMultiple Airlines
Deal found 8/18$688
This Expedia deal was found by Cheapflights users on 8/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:35 pmEWR - SOU
1 stop10h 05mAer Lingus
Fri 10/109:40 amSOU - EWR
1 stop11h 25mAer Lingus
Deal found 8/19$689
This Trip.com deal was found by Cheapflights users on 8/20. 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 10/44:55 pmJFK - SOU
1 stop10h 40mAer Lingus
Sat 10/119:40 amSOU - JFK
2 stops17h 17mAer Lingus
Deal found 8/20$691

Cheapflights Fare Finder

 
Customize your flight search to find flights from Connecticut 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 August 20, 2025.
Use the filters below to find and compare flights from Connecticut to Portsmouth that are best for you.

Fly from

Connecticut

Fly to

Portsmouth

Route

Depart

Return

Price

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 9/22

4:55 pm-7:30 pm

1 stop21h 35m

Southampton Eastleigh

Tue 10/7

9:10 am-7:20 pm

1 stop15h 10m

$534

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 9/22

5:35 pm-7:30 pm

1 stop20h 55m

Southampton Eastleigh

Tue 10/7

9:10 am-4:05 pm

1 stop11h 55m

$534

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 9/22

8:25 pm-7:30 pm

2 stops18h 05m

Southampton Eastleigh

Tue 10/7

9:10 am-7:10 pm

2 stops15h 00m

$535

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 9/7

4:55 pm-9:10 am

1 stop11h 15m

Southampton Eastleigh

Tue 9/16

9:10 am-7:20 pm

1 stop15h 10m

$579

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Fri 2/13

5:45 pm-8:45 am

1 stop10h 00m

Southampton Eastleigh

Wed 2/18

9:30 am-4:15 pm

1 stop11h 45m

$582

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sat 10/4

6:50 pm-7:30 pm

2 stops19h 40m

Southampton Eastleigh

Sat 10/11

9:40 am-1:15 pm

2 stops32h 35m

$630

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 11/2

9:20 pm-8:10 am

1 stop29h 50m

Southampton Eastleigh

Wed 11/12

5:30 pm-11:25 am

1 stop22h 55m

$668

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 11/2

9:20 pm-8:10 am

1 stop29h 50m

Southampton Eastleigh

Thu 11/13

8:50 am-3:45 pm

1 stop11h 55m

$668

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 11/2

9:20 pm-8:10 am

1 stop29h 50m

Southampton Eastleigh

Fri 11/14

8:40 am-3:45 pm

1 stop12h 05m

$668

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 9/15

9:50 pm-8:05 am

2 stops29h 15m

Southampton Eastleigh

Mon 9/22

8:05 am-9:00 pm

1 stop17h 55m

$671

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 51 results
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Best time to book a flight from Connecticut to Portsmouth

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

What is the cheapest month to book a flight from Connecticut to Portsmouth?

Currently, November is the cheapest month in which you can book a flight from Connecticut to Portsmouth (average of $661). Flying from Connecticut to Portsmouth in June is currently the most expensive (average of $1,097). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Connecticut 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 August 20, 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Connecticut to Portsmouth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Connecticut to Portsmouth?

    Departing from Connecticut to Portsmouth will take you 21h 35m. The distance between Connecticut and Portsmouth is about 3414 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Connecticut to Portsmouth?

    The most popular flight routes from Connecticut to Portsmouth are New York John F Kennedy Intl - Southampton Eastleigh, Newark - Southampton Eastleigh and New York LaGuardia - Southampton Eastleigh.

  • Can I find deals for flights from Connecticut to Portsmouth that include hotel bookings?

    Yes. In addition to deals on Connecticut to Portsmouth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Connecticut to Portsmouth?

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

  • Can I find deals for business class flights from Connecticut to Portsmouth?

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

  • What is the cheapest month to book a flight from Connecticut to Portsmouth?

    Currently, November is the cheapest month in which you can book a flight from Connecticut to Portsmouth (average of $661). Flying from Connecticut to Portsmouth in June is currently the most expensive (average of $1,097). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Connecticut to Portsmouth

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Connecticut to Portsmouth

Discover the top 5 airlines that operate flights from Connecticut 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$16Average$82FlexibilityNo cancel feeOn-time62%
DeltaCheapest$634Average$891FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$655Average$873FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$680Average$962FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$714Average$957FlexibilityNo cancel feeOn-time71%

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