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Portsmouth

$555+ Cheap flights from Oregon 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LHR
may. 10 — may. 171
sáb. 5/10
sáb. 5/17
1 adult, Economy
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Cheap flight deals from Oregon to Portsmouth

Keep the following information in mind while searching for Oregon to Portsmouth flight deals. Data was last updated mayo 5, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

June

Cheapest in

November

Average price

$877
Provider with most accurate pricing for Portland-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-London (LON) flights.
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($245 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Oregon to Portsmouth

One-way flights from Oregon to Portsmouth
Search for one-way flight options from Oregon to Portsmouth. Find affordable one-way fares based on user searches. Data last updated mayo 5, 2025.

This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:55 amRDM - SOU
2 stops43h 30mDelta
Deal found 5/4$555

Cheapflights Fare Finder

Customize your flight search to find flights from Oregon 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 mayo 5, 2025.
Use the filters below to find and compare flights from Oregon to Portsmouth that are best for you.

Fly from

Oregon

Fly to

Portsmouth

Route

Depart

Return

Price

RedmondSouthampton

RDM - SOU

RDMSOU

Bend/Redmond

lun. 10/27

5:55 am-8:25 am

2 stops43h 30m

$555

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Best time to book a flight from Oregon to Portsmouth

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

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

Currently, November is the cheapest month in which you can book a flight from Oregon to Portsmouth (average of $661). Flying from Oregon 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 OR to P0R?

Find hourly flight availability from Oregon 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 mayo 5, 2025.

When flying from Oregon 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.

Weekly flight availability from Oregon to Portsmouth

Explore weekly flight availability from Oregon to Portsmouth. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated mayo 5, 2025.

The most flights from USOR to P0R are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

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 mayo 5, 2025.
Delta
8.0
Very good
7,939 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,939 reviews
Delta
8.0
Very good
7,939 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Oregon 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 most reliable airlines from Oregon to Portsmouth?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Oregon to Portsmouth on time: American Airlines (85%), Alaska Airlines (85%), Aer Lingus (85%).

  • What are the cheapest flights from Oregon to Portsmouth?

    Looking for the cheapest flight from Oregon to Portsmouth? While on average our users pay $1,518, our data indicates the cheapest price to be $436. The most popular route (Bend/Redmond - Southampton Eastleigh), is priced around $1,138.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Oregon to Portsmouth (average of $661). Flying from Oregon 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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Top 10 airlines flying from Oregon to Portsmouth

Discover the top 10 airlines that operate flights from Oregon 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 mayo 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$491Average$808FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$580Average$956FlexibilityNo cancel feeOn-time67%
IberiaCheapest$584Average$780FlexibilityNo cancel feeOn-time77%
DeltaCheapest$612Average$921FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$616Average$895FlexibilityNo cancel feeOn-time70%
KLMCheapest$617Average$981FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$619Average$1,118FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$622Average$930FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$625Average$954FlexibilityNo cancel feeOn-time69%
FinnairCheapest$629Average$793FlexibilityNo cancel feeOn-time76%

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