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Portsmouth

$1,119+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
ROC — LHR
Jul 24 — Jul 311
Fri 7/24
Fri 7/31
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 June 24, 2026.

This Delta deal was found by Cheapflights users on 6/23. 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 8/105:30 am
ROC
-
SOU
2 stops31h 05m
Delta
Mon 8/179:15 am
SOU
-
ROC
2 stops42h 37m
Delta
Deal found 6/23$1,119
This KLM deal was found by Cheapflights users on 6/21. 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 8/56:15 pm
ROC
-
SOU
2 stops18h 20m
KLM
Wed 8/126:05 pm
SOU
-
ROC
2 stops33h 47m
KLM
Deal found 6/21$1,120
This Delta deal was found by Cheapflights users on 6/23. 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 8/1111:33 am
ROC
-
SOU
2 stops16h 12m
Delta
Sun 8/169:15 am
SOU
-
ROC
2 stops18h 37m
Delta
Deal found 6/23$1,179
This Delta deal was found by Cheapflights users on 6/23. 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 8/106:15 pm
ROC
-
SOU
2 stops18h 20m
Delta
Sun 8/169:15 am
SOU
-
ROC
2 stops18h 37m
Delta
Deal found 6/23$1,331
This Delta deal was found by Cheapflights users on 6/23. 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 8/1011:33 am
ROC
-
SOU
2 stops16h 12m
Delta
Sat 8/159:15 am
SOU
-
ROC
2 stops20h 38m
Delta
Deal found 6/23$1,842

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 June 24, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,119
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,158
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. 6% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 24, 2026.
Use the filters below to find and compare flights from Rochester to Portsmouth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RochesterSouthampton

ROC - SOU

ROCSOU

Greater Rochester Intl

Tue 8/11

11:33 am-8:45 am

2 stops40h 12m

Southampton Eastleigh

Mon 8/17

9:15 am-10:52 pm

2 stops42h 37m

$1,119

RochesterSouthampton

ROC - SOU

ROCSOU

Greater Rochester Intl

Mon 8/10

5:30 am-5:35 pm

2 stops31h 05m

Southampton Eastleigh

Mon 8/17

9:15 am-10:52 pm

2 stops42h 37m

$1,119

RochesterSouthampton

ROC - SOU

ROCSOU

Greater Rochester Intl

Wed 8/5

6:15 pm-5:35 pm

2 stops18h 20m

Southampton Eastleigh

Wed 8/12

6:05 pm-10:52 pm

2 stops33h 47m

$1,120
Quickest round-trip

RochesterSouthampton

ROC - SOU

ROCSOU

Greater Rochester Intl

Tue 8/11

11:33 am-8:45 am

2 stops16h 12m

Southampton Eastleigh

Sun 8/16

9:15 am-10:52 pm

2 stops18h 37m

$1,179

RochesterSouthampton

ROC - SOU

ROCSOU

Greater Rochester Intl

Tue 8/11

11:33 am-8:45 am

2 stops16h 12m

Southampton Eastleigh

Sat 8/15

9:15 am-12:53 am

2 stops20h 38m

$1,842

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Sorted by cheapest first

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
No data available for this route at this time. Please check back soon.

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 18h 20m. Delta provides one of the quickest options available for as low as $1,120. The distance between Rochester and Portsmouth is about 3469 mi. This flight may include one or multiple stops.

  • 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.

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 June 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$523Average$949FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$631Average$878FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$642Average$801FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$658Average$1,012FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$675Average$783FlexibilityNo cancel feeOn-time62%
Virgin AtlanticCheapest$681Average$815FlexibilityNo cancel feeOn-time72%

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