Ottawa to Las Vegas flights (YOW → LAS)
Looking for Ottawa to Las Vegas flights? Cheapest round-trip I’ve found: $577 on United, 1 stop(s), departing 2026-10-16. That’s $75 below the typical price for this route. Cheap flights from Ottawa to Las Vegas change daily — I re-check this route three times a day.
Deal score: Higher than usual — cheaper than 16% of prices I’ve seen on this route.
Best months to fly Ottawa to Las Vegas
| Month | Cheapest seen |
|---|---|
| December | $346 |
| October | $350 |
| November | $356 |
| August | $436 |
| September | $453 |
| January | $491 |
How to book this fare
I don’t sell tickets — I track prices and point you to where to look. To book Ottawa to Las Vegas flights:
- Search Ottawa to Las Vegas on Google Flights for the dates shown above (Oct 2026) — the fare I found is usually still available there.
- Compare the same dates on metasearch sites like Skyscanner or KAYAK to confirm you’re seeing the lowest price.
- Book directly with the airline when you can — it’s often the same price and makes changes or cancellations much easier.
Fares change constantly. If the price has moved, check back — I re-check this route daily.
Other Ottawa to … flights
- Ottawa to Melbourne flights — $2,036
- Ottawa to Perth flights — $2,633
- Ottawa to Chiang Mai flights — $2,057
- Ottawa to Buenos Aires flights — $1,141
- Ottawa to Barcelona flights — $759
- Ottawa to Sydney flights — $2,106
- Ottawa to Lima flights — $953
- Ottawa to Calgary flights — $264
All flights to Las Vegas · All flights from Ottawa
Prices last checked: 2026-09-25, 6:04:29 a.m.. Prices are indicative and change quickly — confirm on the airline site before booking. See how I find these deals.