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Portsmouth

$1,062+ Cheap flights from Rochester (ROC) to Portsmouth, England

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
ROC — LHR
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Rochester to Portsmouth

Cheapest flights from Rochester to Portsmouth
Explore the most affordable flight options available from Rochester to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Ovago deal was found by Cheapflights users on 2/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1210:47 am
ROC
-
SOU
2 stops27h 43m
Aer Lingus
Tue 8/259:10 am
SOU
-
ROC
2 stops19h 41m
Aer Lingus
Deal found 2/4$1,062
This oojo deal was found by Cheapflights users on 2/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1310:47 am
ROC
-
SOU
2 stops27h 43m
Aer Lingus
Thu 8/139:10 am
SOU
-
ROC
2 stops19h 41m
Aer Lingus
Deal found 2/4$1,067
This oojo deal was found by Cheapflights users on 2/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:00 am
ROC
-
SOU
2 stops30h 30m
Aer Lingus
Thu 8/139:10 am
SOU
-
ROC
2 stops19h 41m
Aer Lingus
Deal found 2/4$1,068
This Ovago deal was found by Cheapflights users on 2/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/193:11 pm
ROC
-
SOU
2 stops23h 19m
Aer Lingus
Sun 8/305:05 pm
SOU
-
ROC
2 stops35h 46m
Aer Lingus
Deal found 2/3$1,070
This Ovago deal was found by Cheapflights users on 2/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:00 am
ROC
-
SOU
2 stops27h 35m
Aer Lingus
Sun 8/305:05 pm
SOU
-
ROC
2 stops35h 46m
Aer Lingus
Deal found 2/3$1,120
This oojo deal was found by Cheapflights users on 2/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:47 am
ROC
-
SOU
2 stops27h 43m
Aer Lingus
Thu 8/139:10 am
SOU
-
ROC
2 stops19h 41m
Aer Lingus
Deal found 2/4$1,189

Find flight deals from Rochester to Portsmouth

Keep the following information in mind while searching for Rochester to Portsmouth flight deals. Data was last updated February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,067
(oojo)

Popular in

December

Cheapest in

February

Average price

$700
Provider with most accurate pricing for Greater Rochester Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Rochester Intl-London (LON) flights.
Search Deals
From Greater Rochester Intl to Portsmouth
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rochester 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 February 5, 2026.
Use the filters below to find and compare flights from Rochester to Portsmouth that are best for you.

Fly from

Rochester

Fly to

Portsmouth

Route

Depart

Return

Price

RochesterSouthampton

ROC - SOU

ROCSOU

Greater Rochester Intl

Mon 7/13

10:47 am-7:30 pm

2 stops27h 43m

Southampton Eastleigh

Thu 8/13

9:10 am-11:51 pm

2 stops19h 41m

$1,067

RochesterSouthampton

ROC - SOU

ROCSOU

Greater Rochester Intl

Thu 7/30

8:00 am-7:30 pm

2 stops30h 30m

Southampton Eastleigh

Thu 8/13

9:10 am-11:51 pm

2 stops19h 41m

$1,068

RochesterSouthampton

ROC - SOU

ROCSOU

Greater Rochester Intl

Fri 7/31

10:47 am-7:30 pm

2 stops27h 43m

Southampton Eastleigh

Thu 8/13

9:10 am-11:51 pm

2 stops19h 41m

$1,189

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Best time to book a flight from Rochester to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from Rochester 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 Rochester to Portsmouth

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

Currently, December is the cheapest month in which you can book a flight from Rochester to Portsmouth (average of $227). Flying from Rochester to Portsmouth in June is currently the most expensive (average of $756). 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.

Related info for your journey

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

  • What airport do you fly from for flights from Rochester to Portsmouth?

    Located just 3.8 mi from the city center, Greater Rochester Intl is the airport most travelers will use when flying to Portsmouth from Rochester. Booking flights from Greater Rochester Intl (ROC) to Portsmouth should be relatively easy as there are 0 daily outbound flights to Portsmouth from 6 different airlines.

  • How long is the flight from Rochester to Portsmouth?

    A quick flight from Rochester to Portsmouth can take about 27h 43m. Aer Lingus provides one of the quickest options available for as low as $1,067. The distance between Rochester and Portsmouth is about 3469 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Rochester 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 Rochester to Portsmouth?

    Currently, December is the cheapest month in which you can book a flight from Rochester to Portsmouth (average of $227). Flying from Rochester to Portsmouth in June is currently the most expensive (average of $756). 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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Top 6 airlines flying from Rochester to Portsmouth

Discover the top 6 airlines that operate flights from Rochester 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 February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$530Average$831FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$583Average$745FlexibilityNo cancel feeOn-time62%
British AirwaysCheapest$622Average$786FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$631Average$840FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$648Average$1,032FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$733Average$953FlexibilityNo cancel feeOn-time69%

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