Title: Cheap Flights from Copenhagen (CPH) to Onslow (ONS) - Expedia.ca ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/32a5a1b7-682e-4c22-a8ab-4b736795e0ea/expedia_fallback.webp?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/32a5a1b7-682e-4c22-a8ab-4b736795e0ea/expedia_fallback.webp?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Copenhagen (CPH) to Onslow (ONS) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Kastrup Airport (CPH) to Onslow, WA (ONS) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:cph,to:ons,departure:18/10/2025TANYT&leg2=from:ons,to:cph,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:cph,to:ons,departure:18/10/2025TANYT&leg2=from:ons,to:cph,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:cph,to:ons,departure:18/10/2025TANYT&leg2=from:ons,to:cph,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:cph,to:ons,departure:18/10/2025TANYT&leg2=from:ons,to:cph,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:cph,to:ons,departure:18/10/2025TANYT&leg2=from:ons,to:cph,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:cph,to:ons,departure:18/10/2025TANYT&leg2=from:ons,to:cph,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:cph,to:ons,departure:18/10/2025TANYT&leg2=from:ons,to:cph,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Frequently asked questions ### How much is a flight from Kastrup Airport (CPH) to Onslow Airport? > Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Copenhagen Airport, Kastrup and Onslow Airport (ONS) start from . Book now to score the best price for your journey. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Kastrup Airport (CPH) to Onslow Airport (ONS)? > This varies between airlines, as each one has its own set of terms and conditions. Head to the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are easy instructions on how to cancel online. ### How do I find cheap flights from Copenhagen Airport, Kastrup to Onslow Airport that have flexible change policies? > Flights from CPH to Onslow Airport (ONS) offering flexible change policies are available from several airlines. Simply use our "No change fees" filter while searching. You'll only need to cover the cost difference between the two flights, with no extra fees to worry about. ### How far is the flight from Copenhagen Airport, Kastrup to Onslow Airport? > Kastrup to Onslow is around 12,800 kilometres, so get ready to spend a while in the air. Don't forget to pack all the essentials, from your hoodie to your headphones. Toss in a few snacks to munch on throughout your trip too. ### Which airlines fly direct from Kastrup Airport (CPH) to Onslow Airport? > Unfortunately, there aren't any airlines that fly direct between Kastrup Airport (CPH) and Onslow Airport (ONS). You'll have to book a flight with one or more stops. ### Are CPH to ONS flight tickets cheaper when they're purchased at the last minute? > It is possible to find an awesome last-minute deal from CPH to ONS, but it can also be hit-or-miss. As many airlines advertise prices up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals often, so you can rest assured you're always getting the latest offers. ## Travel information | Origin airport | Kastrup | | --- | --- | | Destination airport | Onslow | | Distance | 12680 km | ## Book with confidence ### Copenhagen to Onslow Flights **The easy way to book your flights from Copenhagen to Onslow**  With Expedia, it’s simple to find and book flights to Onslow from Copenhagen whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Onslow, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Copenhagen to Onslow today, tomorrow, or this week.   **Save dollars with cheap flights from Kastrup, CPH to Onslow, ONS**  Sort your search results by price to find great deals on your flight from Copenhagen to Onslow—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Onslow from Copenhagen currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Onslow   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Onslow from Copenhagen**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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