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Cheap flights from Portland, Maine to Basel from $840

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Basel departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland, Maine to Basel

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:50 pm - 1:45 pm
PWM
-
BSL
18h 55m
2 stops
Delta Logo
6:30 am - 11:59 pm
BSL
-
PWM
23h 29m
2 stops
$840Delta
Wed, Sep 16 - Wed, Sep 23
United Airlines Logo
6:00 am - 10:15 am
PWM
-
BSL
22h 15m
2 stops
United Airlines Logo
1:05 pm - 11:51 pm
BSL
-
PWM
16h 46m
2 stops
$1,190United Airlines
Wed, Jun 17 - Wed, Jun 24
Multiple Airlines Logo
10:43 am - 7:25 pm
PWM
-
BSL
26h 42m
2 stops
Multiple Airlines Logo
6:10 am - 6:54 pm
BSL
-
PWM
18h 44m
3 stops
$4,048Multiple Airlines
Wed, Sep 16 - Wed, Sep 23

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine 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, momondo users made 832,500 searches. Data last updated May 4, 2026.
Use the filters below to find and compare flights from Portland, Maine to Basel that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBasel

PWM - BSL

PWMBSL

Portland

Wed 9/16

12:50 pm-1:45 pm

2 stops18h 55m

Basel EuroAirport Swiss

Wed 9/23

6:30 am-11:59 pm

2 stops23h 29m

$840
Quickest round-trip

PortlandBasel

PWM - BSL

PWMBSL

Portland

Wed 6/17

6:00 am-10:15 am

2 stops22h 15m

Basel EuroAirport Swiss

Wed 6/24

1:05 pm-11:51 pm

2 stops16h 46m

$1,190

PortlandBasel

PWM - BSL

PWMBSL

Portland

Wed 9/16

10:43 am-7:25 pm

2 stops26h 42m

Basel EuroAirport Swiss

Wed 9/23

6:10 am-6:54 pm

3 stops18h 44m

$4,048

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Portland, Maine to Basel

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Basel according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Basel (PWM to EAP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Basel

Fastest flight time

18h 00m

Direct flights

None
The fastest flight from Portland, Maine to Basel takes 18h 00m
There are no direct flights from Portland, Maine to Basel. There are no popular flight routes from Portland, Maine to Basel.
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Frequently asked questions about flying from Portland, Maine to Basel

  • How far is Portland to Basel by plane?

    The distance between Portland and Basel is about 3607.3 mi. A reasonable flight in good conditions will take 18h 00m.

  • When did momondo last update prices for flights from Portland Airport to Basel?

    Prices for flights from Portland Airport to Basel refresh daily.

  • How old do you have to be to fly from Portland Airport to Basel?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Basel.

  • What documentation or ID do you need to fly to Basel?

    The travel and health documents you'll need for your trip to Basel may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Basel. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Portland, Maine to Basel

  • How do I get Price Alerts for flights from Portland, Maine to Basel?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland, Maine from Basel. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Portland, Maine to Basel with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Basel?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Basel. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Basel with flexible booking policies on momondo?

Flights from Portland to Basel with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Basel?

Once you have performed a search for Portland to Basel flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Basel right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Portland to Basel now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Basel and let you know when they change.

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1 adult
Wed 6/3
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