$1,362+ Cheap flights from Portland, ME (PWM) to Basel EuroAirport Swiss (BSL)
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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BSL
Feb 27 — Mar 61
1 adult, Economy
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1. Tell us where you want to go
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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 Basel
Cheapest flights from Portland to BaselExplore the most affordable flight options available from Portland to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.
Explore the most affordable flight options available from Portland to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:22 pm
PWM
- BSL
2 stops18h 18m
United Airlines
Sat 5/306:00 am
BSL
- PWM
2 stops18h 13m
United Airlines
Deal found 1/27![United Airlines logo]()
$1,362
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/314:10 pm
PWM
- BSL
2 stops38h 20m
United Airlines
Wed 2/49:50 am
BSL
- PWM
2 stops19h 40m
United Airlines
Deal found 1/25![United Airlines logo]()
$2,084
Find flight deals from Portland to Basel
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Basel (BSL). 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 January 28, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $1,362 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Basel 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 January 28, 2026.
Use the filters below to find and compare flights from Portland to Basel EuroAirport Swiss that are best for you.
Fly from
Portland
Fly to
Basel
Route
Depart
Return
Price
PortlandBasel
PWM - BSL
PWMBSL
Portland
Tue 5/26
7:22 pm-7:40 pm
2 stops18h 18m
Basel EuroAirport Swiss
Sat 5/30
6:00 am-6:13 pm
2 stops18h 13m
$1,362
Best time to book a flight from Portland to Basel
Have a flexible travel schedule? Discover the best time to fly to Basel from Portland 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.