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Portsmouth

$286+ 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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$765
(Delta)

One-way from

$286
(Kiwi.com)
From Connecticut to Portsmouth
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One-way flight from Connecticut to Portsmouth
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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 May 1, 2025.

This Connections by easyJet deal was found by Cheapflights users on 4/30. 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 Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/311:00 pmEWR - SOU
1 stop27h 35mMultiple Airlines
Mon 5/198:05 amSOU - EWR
1 stop17h 55mMultiple Airlines
Deal found 4/30$635
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/212:15 amJFK - SOU
2 stops27h 20mMultiple Airlines
Mon 5/198:05 amSOU - JFK
1 stop19h 10mMultiple Airlines
Deal found 4/30$690
This Delta deal was found by Cheapflights users on 4/29. 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 9/75:30 pmJFK - SOU
1 stop10h 15mDelta
Mon 9/225:35 pmSOU - JFK
1 stop26h 50mDelta
Deal found 4/29$765
This KLM deal was found by Cheapflights users on 4/30. 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.
Fri 9/55:30 pmJFK - SOU
1 stop19h 00mKLM
Tue 9/169:20 amSOU - JFK
1 stop14h 45mKLM
Deal found 4/30$816
This Virgin Atlantic deal was found by Cheapflights users on 4/30. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/59:59 amJFK - SOU
2 stops17h 46mVirgin Atlantic
Tue 9/169:20 amSOU - JFK
1 stop14h 45mVirgin Atlantic
Deal found 4/30$820
This Delta deal was found by Cheapflights users on 4/30. 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 9/52:00 pmLGA - SOU
2 stops13h 45mDelta
Tue 9/169:20 amSOU - LGA
2 stops17h 25mDelta
Deal found 4/30$830
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:30 pmEWR - SOU
1 stop10h 10mAer Lingus
Wed 5/219:10 amSOU - EWR
1 stop11h 50mAer Lingus
Deal found 4/30$906
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 8/154:55 pmJFK - SOU
1 stop10h 45mAer Lingus
Sun 8/319:10 amSOU - JFK
1 stop15h 10mAer Lingus
Deal found 4/30$922
This KLM deal was found by Cheapflights users on 4/30. 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.
Sun 5/1812:59 pmLGA - SOU
2 stops14h 46mKLM
Mon 6/25:35 pmSOU - LGA
2 stops27h 14mKLM
Deal found 4/30$935
This KLM deal was found by Cheapflights users on 4/30. 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.
Mon 9/85:05 pmBDL - SOU
2 stops18h 55mKLM
Sun 9/149:20 amSOU - BDL
2 stops19h 36mKLM
Deal found 4/30$935
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
Mon 9/86:05 pmBDL - SOU
1 stop9h 35mAer Lingus
Sun 9/149:10 amSOU - BDL
1 stop12h 25mAer Lingus
Deal found 4/30$989
This Delta deal was found by Cheapflights users on 4/30. 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 5/283:00 pmEWR - SOU
2 stops12h 45mDelta
Mon 6/95:35 pmSOU - EWR
2 stops29h 19mDelta
Deal found 4/30$1,020

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 May 1, 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

Sun 9/7

5:30 pm-8:45 am

1 stop10h 15m

Southampton Eastleigh

Thu 9/18

9:20 am-3:25 pm

1 stop11h 05m

$765

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 9/7

12:50 am-5:00 pm

1 stop11h 10m

Southampton Eastleigh

Mon 9/15

5:35 pm-3:25 pm

1 stop26h 50m

$766

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 9/5

9:59 am-8:45 am

2 stops17h 46m

Southampton Eastleigh

Tue 9/16

9:20 am-7:05 pm

1 stop14h 45m

$820

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Fri 9/5

2:00 pm-8:45 am

2 stops13h 45m

Southampton Eastleigh

Tue 9/16

9:20 am-9:45 pm

2 stops17h 25m

$830

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sat 5/31

11:00 pm-7:35 am

1 stop27h 35m

Southampton Eastleigh

Tue 6/17

8:00 pm-9:00 pm

2 stops30h 00m

$837

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Wed 5/14

5:30 pm-8:40 am

1 stop10h 10m

Southampton Eastleigh

Wed 5/21

9:10 am-4:00 pm

1 stop11h 50m

$906

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Sun 5/18

12:59 pm-8:45 am

2 stops14h 46m

Southampton Eastleigh

Mon 6/2

5:35 pm-3:49 pm

2 stops27h 14m

$935

HartfordSouthampton

BDL - SOU

BDLSOU

Hartford Bradley Intl

Mon 9/8

5:05 pm-5:00 pm

2 stops18h 55m

Southampton Eastleigh

Sun 9/14

9:20 am-11:56 pm

2 stops19h 36m

$935

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 8/8

10:30 am-8:40 am

2 stops17h 10m

Southampton Eastleigh

Tue 8/12

9:10 am-7:20 pm

1 stop15h 10m

$945

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 9/12

8:20 am-8:40 am

2 stops19h 20m

Southampton Eastleigh

Sun 9/28

9:10 am-7:15 pm

2 stops15h 05m

$960

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 27 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 $1,103). 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 May 1, 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.

Rainfall in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portsmouth ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Portsmouth when rainfall is around 1.0 in.

Temperature in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portsmouth, 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 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

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 May 1, 2025.
Read reviews from past customers who have flown Delta, KLM and Virgin Atlantic from Connecticut to Portsmouth. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Virgin Atlantic
7.4
Good
643 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Aer Lingus
7.0
Good
1,076 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
British Airways
6.6
Okay
6,845 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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.

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

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $467. However, be on the lookout for offers from Delta and KLM, as they are both options that can get you from Connecticut to Portsmouth for a low price.

  • 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 $1,103). 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

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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 4 airlines flying from Connecticut to Portsmouth

Discover the top 4 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$569Average$866FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$634Average$833FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$696Average$940FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$713Average$934FlexibilityNo cancel feeOn-time71%

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