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.

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).

What are the most popular airlines that fly from Buffalo to Portsmouth?

Consider American Airlines, JetBlue or British Airways when booking your flight. These represent the most popular airlines when flying from Buffalo to Portsmouth.

How far in advance should I book a flight from Buffalo to Portsmouth?

Find a great deal and save up to 10% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Buffalo to Portsmouth within the next two weeks, with the cheapest ticket starting at $588.

What is the cheapest month to fly from Buffalo to Portsmouth?

Flights from Buffalo to Portsmouth lean towards being more expensive in June. Prices are generally better when you fly from Buffalo to Portsmouth in January, with the cheapest ticket starting at $533.

What airport do you fly from for flights from Buffalo to Portsmouth?

Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to Portsmouth. You should not have trouble finding flights to Portsmouth from Buffalo; the airport handles an average of 0 outbound flights to Portsmouth per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Buffalo airport to Portsmouth. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

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

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

How can I find direct flights from Buffalo to Portsmouth?

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

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

Yes. Cheapflights offers flight deals from Buffalo 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.

$1,009+ Flights from Buffalo to Portsmouth

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Cheap flight deals from Buffalo to Portsmouth

Round-trip from	$1,009 (Delta)
Popular in	June
Cheapest in	January
Average price	$943

From Buffalo to Portsmouth

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Highest demand for flights based on searches. 17% potential increase in price ($151 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Buffalo to Portsmouth

Cheapest flights from Buffalo to Portsmouth
Explore the most affordable flight options available from Buffalo to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

vie. 8/157:00 amBUF - SOU

2 stops20h 45mDelta

vie. 8/229:20 amSOU - BUF

2 stops18h 39mDelta

Deal found 7/1

$1,009

Best flights from Buffalo to Portsmouth
Discover carefully curated flight deals from Buffalo to Portsmouth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 3, 2025.

vie. 8/157:00 amBUF - SOU

2 stops20h 45mDelta

vie. 8/229:20 amSOU - BUF

2 stops18h 39mDelta

Deal found 7/1

$1,009

Last-minute flights from Buffalo to Portsmouth
Discover last-minute flight deals from Buffalo to Portsmouth. Data last updated julio 3, 2025 and is based on user searches.

vie. 8/157:00 amBUF - SOU

2 stops20h 45mDelta

vie. 8/229:20 amSOU - BUF

2 stops18h 39mDelta

Deal found 7/1

$1,009

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buffalo to Portsmouth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSouthampton

BUF - SOU

BUFSOU

Buffalo

vie. 8/15

7:00 am-8:45 am

2 stops20h 45m

Southampton Eastleigh

vie. 8/22

9:20 am-10:59 pm

2 stops18h 39m

$1,009

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Buffalo to Portsmouth

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

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

Currently, November is the cheapest month in which you can book a flight from Buffalo to Portsmouth (average of $661). Flying from Buffalo to Portsmouth in June is currently the most expensive (average of $1,098). 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 BUF to P0R?

When flying from Buffalo 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.

Reviews of airlines servicing Portsmouth

See what other customers who have flown with Delta from Buffalo to Portsmouth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,982 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from Buffalo to Portsmouth?
Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to Portsmouth. You should not have trouble finding flights to Portsmouth from Buffalo; the airport handles an average of 0 outbound flights to Portsmouth per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Buffalo airport to Portsmouth. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.
Can I find deals for flights from Buffalo to Portsmouth that include hotel bookings?
Yes. In addition to deals on Buffalo to Portsmouth flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Buffalo to Portsmouth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Portsmouth.
Can I find deals for business class flights from Buffalo to Portsmouth?
Yes. Cheapflights offers flight deals from Buffalo 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 Buffalo to Portsmouth?
Currently, November is the cheapest month in which you can book a flight from Buffalo to Portsmouth (average of $661). Flying from Buffalo to Portsmouth in June is currently the most expensive (average of $1,098). 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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Complete your trip

Portsmouth car rentals

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Top 6 airlines flying from Buffalo to Portsmouth

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$454	Average$729	FlexibilityNo cancel fee	On-time62%
Virgin Atlantic	Cheapest$554	Average$695	FlexibilityNo cancel fee	On-time72%
American Airlines	Cheapest$555	Average$787	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$555	Average$728	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$581	Average$803	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$596	Average$766	FlexibilityNo cancel fee	On-timeN/A

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$1,009+ Cheap flights from Buffalo (BUF) 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buffalo to Portsmouth with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Buffalo to Portsmouth

Keep the following information in mind while searching for Buffalo to Portsmouth flight deals. Data was last updated julio 3, 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Buffalo to Portsmouth

Cheapest flights from Buffalo to PortsmouthExplore the most affordable flight options available from Buffalo to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

Explore the most affordable flight options available from Buffalo to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buffalo to Portsmouth that are best for you.

Best time to book a flight from Buffalo to Portsmouth

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

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Portsmouth

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

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

Find hourly flight availability from Buffalo 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 julio 3, 2025.

Reviews of airlines servicing Portsmouth

See what other customers who have flown with Delta from Buffalo to Portsmouth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Buffalo 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 Buffalo to Portsmouth?

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

How can I find direct flights from Buffalo to Portsmouth?

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

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

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 for Buffalo to Portsmouth

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Buffalo to Portsmouth

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Travel Smart

Cheapest flights from Buffalo to Portsmouth
Explore the most affordable flight options available from Buffalo to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.