Cheap Flights from Cardiff (CWL) to Sidney (SDY)

Popular airlines from Cardiff International Airport (CWL) to Sidney, MT (SDY-Sidney-Richland Municipal)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash

Travel information

Travel information

Origin airport
Cardiff Intl.
Destination airport
Sidney-Richland Municipal
Distance
4149 mi

Book with confidence

Book with confidence

*Available to One Key members.