$404 Cheap Flights from Cardiff (CWL) to Oslo (OSL)

View $404 flight on Mon, Nov 10, 2025Opens in a new window

Popular airlines from Cardiff International Airport (CWL) to Gardermoen Airport (OSL)

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Cheap Flights from Cardiff to Oslo (CWL-OSL)

Prices were available within the past 7 days and start at $404 for one-way flights and $380 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Fri, Nov 28 - Sat, Nov 29
CWL
Cardiff
OSL
Oslo
$380 Roundtrip, found 17 hours ago
$380
Roundtrip
found 17 hours ago
Select KLM flight, departing Fri, Nov 28 from Cardiff to Oslo, returning Sat, Nov 29, priced at $380 found 17 hours ago
KLM
Mon, Dec 1 - Thu, Dec 4
CWL
Cardiff
OSL
Oslo
$396 Roundtrip, found 17 hours ago
$396
Roundtrip
found 17 hours ago
Select KLM flight, departing Mon, Dec 1 from Cardiff to Oslo, returning Thu, Dec 4, priced at $396 found 17 hours ago
KLM
Sun, Nov 30 - Thu, Dec 4
CWL
Cardiff
OSL
Oslo
$461 Roundtrip, found 17 hours ago
$461
Roundtrip
found 17 hours ago
Select KLM flight, departing Sun, Nov 30 from Cardiff to Oslo, returning Thu, Dec 4, priced at $461 found 17 hours ago
KLM
Sun, Nov 30 - Wed, Dec 3
CWL
Cardiff
OSL
Oslo
$564 Roundtrip, found 17 hours ago
$564
Roundtrip
found 17 hours ago
Select KLM flight, departing Sun, Nov 30 from Cardiff to Oslo, returning Wed, Dec 3, priced at $564 found 17 hours ago
KLM
Wed, Dec 3 - Fri, Dec 5
CWL
Cardiff
OSL
Oslo
$569 Roundtrip, found 17 hours ago
$569
Roundtrip
found 17 hours ago
Select KLM flight, departing Wed, Dec 3 from Cardiff to Oslo, returning Fri, Dec 5, priced at $569 found 17 hours ago
KLM
Thu, Nov 27 - Fri, Nov 28
CWL
Cardiff
OSL
Oslo
$572 Roundtrip, found 17 hours ago
$572
Roundtrip
found 17 hours ago
Select KLM flight, departing Thu, Nov 27 from Cardiff to Oslo, returning Fri, Nov 28, priced at $572 found 17 hours ago
KLM
Sun, Nov 30 - Mon, Dec 1
CWL
Cardiff
OSL
Oslo
$614 Roundtrip, found 17 hours ago
$614
Roundtrip
found 17 hours ago
Select KLM flight, departing Sun, Nov 30 from Cardiff to Oslo, returning Mon, Dec 1, priced at $614 found 17 hours ago
KLM
Sun, Nov 30 - Mon, Dec 1
CWL
Cardiff
OSL
Oslo
$651 Roundtrip, found 17 hours ago
$651
Roundtrip
found 17 hours ago
Select KLM flight, departing Sun, Nov 30 from Cardiff to Oslo, returning Mon, Dec 1, priced at $651 found 17 hours ago
KLM
Sun, Nov 30 - Mon, Dec 1
CWL
Cardiff
OSL
Oslo
$691 Roundtrip, found 17 hours ago
$691
Roundtrip
found 17 hours ago
Select KLM flight, departing Sun, Nov 30 from Cardiff to Oslo, returning Mon, Dec 1, priced at $691 found 17 hours ago
Air France
Sun, Nov 30 - Mon, Dec 1
CWL
Cardiff
OSL
Oslo
$839 Roundtrip, found 17 hours ago
$839
Roundtrip
found 17 hours ago
Select Air France flight, departing Sun, Nov 30 from Cardiff to Oslo, returning Mon, Dec 1, priced at $839 found 17 hours ago
Flights from Cardiff (CWL) to Oslo (OSL)
Origin airport
Cardiff Intl.
Destination airport
Gardermoen
Airlines serving
KLM
Roundtrip price
$380
Distance
823 mi

Cardiff to Oslo Flights

The cheapest times to fly from Cardiff to Oslo

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

 

The best time to book a flight from Cardiff to Oslo

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

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 Oslo in 2025. You can also book with separate airlines for your outbound and return journeys, from $404 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 Oslo 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 Oslo 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.

 

Frequently asked questions

How much does a flight from Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL) cost?
Snag a cheap one-way flight from $404 or cheap return flight from $380 from Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL)?
Flying in November can help you save, as it's the cheapest month for flights between CWL and OSL. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CWL to OSL flight.
How many flights per day from Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL)?
There aren't any daily direct flights available from Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from CWL to OSL?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can change depending on the time of year, carrier 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 Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL)?
Opt for a flight from Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures 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 Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL) last-minute?
Last-minute bookings from CWL to OSL are usually more expensive. To secure the best rates, start searching for flights early. That being said, if you're flexible with your travel plans, you may find a cheap ticket just before your departure.
Is it cheaper to book a CWL to OSL flight and hotel package?
Securing a CWL to OSL flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our extensive range of hotels and then add flights, car rentals 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 Cardiff Intl. Airport (CWL) to Gardermoen Airport (OSL)?
It's generally possible to cancel or reschedule your CWL to OSL flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.