$941+ Cheap flights from Portland (PDX) to Southampton (SOU)
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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SOU
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Southampton with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Southampton
Cheapest
Best
Last-minute
Cheapest flights from Portland to SouthamptonExplore the most affordable flight options available from Portland to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
Explore the most affordable flight options available from Portland to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
This Delta deal was found by Cheapflights users on 9/13. 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 10/283:22 pm -
2 stops18h 43m
Wed 11/48:40 am -
2 stops23h 04m
Deal found 9/13![Delta logo]()
$941
This Delta deal was found by Cheapflights users on 9/14. 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 10/141:05 pm -
1 stop19h 45m
Tue 10/205:20 pm -
1 stop25h 50m
Deal found 9/14![Delta logo]()
$1,055
This KLM deal was found by Cheapflights users on 9/14. 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 10/147:00 am -
2 stops17h 35m
Tue 10/205:20 pm -
2 stops31h 44m
Deal found 9/14![KLM logo]()
$1,070
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:29 pm -
2 stops37h 26m
Fri 11/65:35 pm -
2 stops35h 15m
Deal found 9/15![Multiple Airlines logo]()
$1,107
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 10/306:45 pm -
2 stops31h 00m
Fri 11/612:25 pm -
2 stops19h 34m
Deal found 9/15![Aer Lingus logo]()
$1,115
This Delta deal was found by Cheapflights users on 9/15. 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 10/302:20 pm -
1 stop19h 30m
Fri 11/68:40 am -
2 stops21h 09m
Deal found 9/15![Delta logo]()
$1,151
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:30 pm -
3 stops33h 55m
Tue 10/208:00 pm -
3 stops29h 55m
Deal found 9/14![Multiple Airlines logo]()
$1,785
Best flights from Portland to SouthamptonDiscover carefully curated flight deals from Portland to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Portland to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This Delta deal was found by Cheapflights users on 9/13. 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 10/283:22 pm -
2 stops18h 43m
Wed 11/48:40 am -
2 stops23h 04m
Deal found 9/13![Delta logo]()
$941
This KLM deal was found by Cheapflights users on 9/14. 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 10/147:00 am -
2 stops17h 35m
Tue 10/205:20 pm -
2 stops31h 44m
Deal found 9/14![KLM logo]()
$1,070
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:20 pm -
1 stop19h 30m
Fri 11/65:35 pm -
2 stops35h 15m
Deal found 9/15![Multiple Airlines logo]()
$1,107
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 10/306:45 pm -
2 stops31h 00m
Fri 11/612:25 pm -
2 stops19h 34m
Deal found 9/15![Aer Lingus logo]()
$1,115
This Delta deal was found by Cheapflights users on 9/14. 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 10/1412:29 pm -
2 stops20h 21m
Tue 10/205:20 pm -
1 stop25h 50m
Deal found 9/14![Delta logo]()
$1,059
This Delta deal was found by Cheapflights users on 9/15. 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 10/302:20 pm -
1 stop19h 30m
Fri 11/68:40 am -
2 stops21h 09m
Deal found 9/15![Delta logo]()
$1,151
Last-minute flights from Portland to SouthamptonDiscover last-minute flight deals from Portland to Southampton. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Southampton. Data last updated September 16, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/14. 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 10/141:05 pm -
1 stop19h 45m
Tue 10/205:20 pm -
1 stop25h 50m
Deal found 9/14![Delta logo]()
$1,055
This KLM deal was found by Cheapflights users on 9/14. 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 10/147:00 am -
2 stops17h 35m
Tue 10/205:20 pm -
2 stops31h 44m
Deal found 9/14![KLM logo]()
$1,070
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:30 pm -
3 stops33h 55m
Tue 10/208:00 pm -
3 stops29h 55m
Deal found 9/14![Multiple Airlines logo]()
$1,785
This Delta deal was found by Cheapflights users on 9/13. 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 10/283:22 pm -
2 stops18h 43m
Wed 11/48:40 am -
2 stops23h 04m
Deal found 9/13![Delta logo]()
$941
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:29 pm -
2 stops37h 26m
Fri 11/65:35 pm -
2 stops35h 15m
Deal found 9/15![Multiple Airlines logo]()
$1,107
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 10/306:45 pm -
2 stops31h 00m
Fri 11/612:25 pm -
2 stops19h 34m
Deal found 9/15![Aer Lingus logo]()
$1,115
This Delta deal was found by Cheapflights users on 9/15. 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 10/302:20 pm -
1 stop19h 30m
Fri 11/68:40 am -
2 stops21h 09m
Deal found 9/15![Delta logo]()
$1,151
Find flight deals from Portland to Southampton
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Southampton (SOU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $941 (Delta) |
Popular in | July |
Cheapest in | November |
Average price | $976 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Southampton 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 7,457,451 searches. Data last updated September 16, 2026.
Use the filters below to find and compare flights from Portland to Southampton that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandSouthampton
PDX Portland - SOU Southampton Eastleigh
PDXSOU
Portland
Wed 10/28
3:22 pm-5:05 pm
2 stops18h 43m
Southampton Eastleigh
Wed 11/4
8:40 am-11:44 pm
2 stops23h 04m
$941
PortlandSouthampton
PDX Portland - SOU Southampton Eastleigh
PDXSOU
Portland
Wed 10/14
12:29 pm-4:50 pm
2 stops20h 21m
Southampton Eastleigh
Tue 10/20
5:20 pm-11:10 am
1 stop25h 50m
$1,059
PortlandSouthampton
PDX Portland - SOU Southampton Eastleigh
PDXSOU
Portland
Wed 10/14
7:00 am-8:35 am
2 stops17h 35m
Southampton Eastleigh
Tue 10/20
5:20 pm-5:04 pm
2 stops31h 44m
$1,070
PortlandSouthampton
PDX Portland - SOU Southampton Eastleigh
PDXSOU
Portland
Fri 10/30
2:20 pm-4:50 pm
1 stop19h 30m
Southampton Eastleigh
Fri 11/6
5:35 pm-8:50 pm
2 stops35h 15m
$1,107
PortlandSouthampton
PDX Portland - SOU Southampton Eastleigh
PDXSOU
Portland
Fri 10/30
6:45 pm-8:45 am
2 stops31h 00m
Southampton Eastleigh
Fri 11/6
12:25 pm-11:59 pm
2 stops19h 34m
$1,115
Quickest round-trip
PortlandSouthampton
PDX Portland - SOU Southampton Eastleigh
PDXSOU
Portland
Fri 10/30
2:20 pm-4:50 pm
1 stop19h 30m
Southampton Eastleigh
Fri 11/6
8:40 am-9:49 pm
2 stops21h 09m
$1,151
Sorted by cheapest first
Compare providers for flights from Portland to Southampton
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Southampton in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Southampton flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Portland-Southampton flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Portland-Southampton flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Southampton flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Southampton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Southampton
Have a flexible travel schedule? Discover the best time to fly to Southampton from Portland with our price prediction graph.
PDX-SOU
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.
Related info for your journey
Find useful and relevant information for your journey from Portland to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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