$1,221 Cheap Flights from Cardiff (CWL) to Eugene (EUG)

View $1,221 flight on Mon, Nov 3, 2025Opens in a new window

Popular airlines from Cardiff International Airport (CWL) to Mahlon Sweet Field Airport (EUG)

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Cheap Flights from Cardiff to Eugene (CWL-EUG)

Prices were available within the past 7 days and start at $1,221 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG) cost?
Lock in a cheap one-way flight from $1,221 or cheap return flight from Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG)?
is the most affordable month to fly from CWL to EUG. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CWL to EUG flight.
How many flights per day from Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG)?
Direct flights from Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CWL to EUG?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG)?
To avoid potential delays on the Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG) route, aim to travel before 3 PM. Later departures are 22% more likely to be canceled.**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 Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG) last-minute?
Waiting until just before your trip to book a flight from CWL to EUG often results in higher prices. While you may find some last-minute deals, there's no guarantee. Be flexible with your travel plans for a better chance of getting a bargain.
Is it cheaper to book a CWL to EUG flight and hotel package?
You'll generally save money by booking a CWL to EUG flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your ideal accommodations and flights, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Cardiff Intl. Airport (CWL) to Mahlon Sweet Field Airport (EUG)?
In most cases, you can cancel or reschedule your CWL to EUG flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further information, visit our Customer Service portal.

Travel information

Origin airport
Cardiff Intl.
Destination airport
Eugene
Distance
4924 mi

Book with confidence

Cardiff to Eugene Flights

The cheapest times to fly from Cardiff to Eugene

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 Cardiff to Eugene are during the month of . You can find some of the cheapest flights from Cardiff to Eugene with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cardiff to Eugene

Sunday is one of the best days to book for cheap flights from Cardiff to Eugene: 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 Cardiff to Eugene

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 Cardiff to Eugene in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,221 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 Cardiff to Eugene 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 Cardiff to Eugene 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.

 

Cardiff to Eugene Flights

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*Available to One Key members.