- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Plan, book, fly with confidence
Cheap flights from Ottawa (YOW) to Las Vegas (LAS)
Prices were available within the past 7 days and start at CA $258 for one-way flights and CA $441 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Sat., May 25 - Tue., Jun. 11
YOW
Ottawa
LAS
Las Vegas
CA $441 Roundtrip, found 8 hours ago
CA $441
Roundtrip
found 8 hours ago
Tue., Jul. 16 - Thu., Aug. 1
YOW
Ottawa
LAS
Las Vegas
CA $449 Roundtrip, found 8 hours ago
CA $449
Roundtrip
found 8 hours ago
Fri., Jun. 21 - Tue., Jun. 25
YOW
Ottawa
LAS
Las Vegas
CA $456 Roundtrip, found 10 hours ago
CA $456
Roundtrip
found 10 hours ago
Sat., May 18 - Wed., May 29
YOW
Ottawa
LAS
Las Vegas
CA $468 Roundtrip, found 1 day ago
CA $468
Roundtrip
found 1 day ago
Sat., May 18 - Tue., Jun. 4
YOW
Ottawa
LAS
Las Vegas
CA $476 Roundtrip, found 2 days ago
CA $476
Roundtrip
found 2 days ago
Wed., Sep. 11 - Tue., Sep. 24
YOW
Ottawa
LAS
Las Vegas
CA $478 Roundtrip, just found
CA $478
Roundtrip
just found
Nearby Cities
Expedia's Latest Trends
Flights
Flights from Edmonton to BanffFlights from Winnipeg to AnaheimFlights from Vancouver to MauiFlights from San Francisco to AnaheimFlights from Toronto to WhistlerFlights from Ottawa to BanffFlights from Toronto to MauiFlights from Vancouver to GalvestonFlights from Buffalo to Punta GordaFlights from Vancouver to TulumFlights from Vancouver to DelhiFlights from Vancouver to CalgaryFlights from Seattle to AnaheimFlights from Toronto to CalgaryFlights from Las Vegas to AnaheimFlights from Vancouver to AnaheimFlights from Bellingham to AnaheimFlights from Abbotsford to VernonFlights from Calgary to TulumFlights from Edmonton to AnaheimFlights from Vancouver to Salt Spring IslandFlights from Calgary to Las VegasFlights from Toronto to BanffFlights from Hamilton to Thunder BayFlights from Toronto to AnaheimFlights from Vancouver to VernonFlights from Honolulu to MauiFlights from Hamilton to BanffFlights from Calgary to AnaheimFlights from Calgary to Maui
*Available to Expedia members.