$412 Cheap Flights from Portland (PDX) to Billund (BLL)

View $412 flight on Wed, Jan 14, 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Billund (BLL)

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Cheap Flights from Portland to Billund (PDX-BLL)

Prices were available within the past 7 days and start at $412 for one-way flights and $535 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Feb 4 - Wed, Feb 11
PDX
Portland
BLL
Billund
$535 Roundtrip, found 13 hours ago
$535
Roundtrip
found 13 hours ago
Select Air Canada flight, departing Wed, Feb 4 from Portland to Billund, returning Wed, Feb 11, priced at $535 found 13 hours ago
Lufthansa
Wed, Feb 4 - Wed, Feb 11
PDX
Portland
BLL
Billund
$535 Roundtrip, found 13 hours ago
$535
Roundtrip
found 13 hours ago
Select Lufthansa flight, departing Wed, Feb 4 from Portland to Billund, returning Wed, Feb 11, priced at $535 found 13 hours ago
Lufthansa
Wed, Feb 4 - Wed, Feb 11
PDX
Portland
BLL
Billund
$539 Roundtrip, found 13 hours ago
$539
Roundtrip
found 13 hours ago
Select Lufthansa flight, departing Wed, Feb 4 from Portland to Billund, returning Wed, Feb 11, priced at $539 found 13 hours ago
Air Canada
Wed, Feb 4 - Wed, Feb 11
PDX
Portland
BLL
Billund
$545 Roundtrip, found 13 hours ago
$545
Roundtrip
found 13 hours ago
Select Air Canada flight, departing Wed, Feb 4 from Portland to Billund, returning Wed, Feb 11, priced at $545 found 13 hours ago
Lufthansa
Wed, Dec 3 - Mon, Dec 8
PDX
Portland
BLL
Billund
$546 Roundtrip, found 16 hours ago
$546
Roundtrip
found 16 hours ago
Select Lufthansa flight, departing Wed, Dec 3 from Portland to Billund, returning Mon, Dec 8, priced at $546 found 16 hours ago
Lufthansa
Wed, Feb 4 - Wed, Feb 11
PDX
Portland
BLL
Billund
$549 Roundtrip, found 13 hours ago
$549
Roundtrip
found 13 hours ago
Select Lufthansa flight, departing Wed, Feb 4 from Portland to Billund, returning Wed, Feb 11, priced at $549 found 13 hours ago
Lufthansa
Wed, Dec 3 - Mon, Dec 8
PDX
Portland
BLL
Billund
$551 Roundtrip, found 16 hours ago
$551
Roundtrip
found 16 hours ago
Select Lufthansa flight, departing Wed, Dec 3 from Portland to Billund, returning Mon, Dec 8, priced at $551 found 16 hours ago
Delta
Fri, Feb 20 - Fri, Mar 6
PDX
Portland
BLL
Billund
$596 Roundtrip, found 17 hours ago
$596
Roundtrip
found 17 hours ago
Select Delta flight, departing Fri, Feb 20 from Portland to Billund, returning Fri, Mar 6, priced at $596 found 17 hours ago
United
Fri, Feb 20 - Fri, Mar 6
PDX
Portland
BLL
Billund
$618 Roundtrip, found 17 hours ago
$618
Roundtrip
found 17 hours ago
Select United flight, departing Fri, Feb 20 from Portland to Billund, returning Fri, Mar 6, priced at $618 found 17 hours ago
Scandinavian Airlines
Fri, Dec 5 - Tue, Dec 9
PDX
Portland
BLL
Billund
$639 Roundtrip, found 4 hours ago
$639
Roundtrip
found 4 hours ago
Select Scandinavian Airlines flight, departing Fri, Dec 5 from Portland to Billund, returning Tue, Dec 9, priced at $639 found 4 hours ago

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Billund Airport (BLL) cost?
Grab a cheap one-way flight from $412 or cheap return flight from $535 from Portland Intl. Airport (PDX) to Billund Airport (BLL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Billund Airport (BLL)?
The cheapest month to fly from PDX to BLL is February, when demand is low. Off-peak season is typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Billund Airport (BLL)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest PDX to BLL flight.
How many flights per day from Portland Intl. Airport (PDX) to Billund Airport (BLL)?
There aren't any daily nonstop flights departing from Portland Intl. Airport (PDX) to Billund Airport (BLL). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from PDX to BLL?
Generally you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Billund Airport (BLL)?
Select a flight from Portland Intl. Airport (PDX) to Billund Airport (BLL) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Billund Airport (BLL) last-minute?
Holding off until just before your trip to book your flight from PDX to BLL often results in higher prices. Although you may find some last-minute deals, there's no guarantee. Be flexible with your itinerary to maximize your chances of scoring a bargain.
Is it cheaper to book a PDX to BLL flight and hotel package?
Booking a PDX to BLL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our impressive range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Billund Airport (BLL)?
In most cases, you can cancel or modify your PDX to BLL flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need more information, visit our Customer Service portal.

Travel information

Origin airport
Portland Intl.
Destination airport
Billund
Airlines serving
Air Canada, Air France, British Airways, Delta, KLM, Lufthansa, Scandinavian Airlines, United
Roundtrip price
$534
Distance
4894 mi

Book with confidence

Portland to Billund Flights

The cheapest times to fly from Portland to Billund

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Billund are during the month of February. You can find some of the cheapest flights from Portland to Billund with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Billund

Sunday is one of the best days to book for cheap flights from Portland to Billund: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Billund

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Billund in 2025. You can also book with separate airlines for your outbound and return journeys, from $412 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Billund flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Billund airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portland to Billund Flights

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*Available to One Key members.