Cheap Flights from Ottawa to Denver
No deal from Ottawa to Denver has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Ottawa to Denver, the lowest round-trip fare we recorded was $387, in August. The typical fare was $540. August was the cheapest month we saw and October the dearest.
The most recent price we saw on this route was $572 on Delta and WestJet, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/ottawa">from Ottawa</a>, <a href="/to/denver">to Denver</a>, or the return direction <a href="/from/denver/to/ottawa">Denver to Ottawa</a>.
Latest price we saw: Ottawa to Denver
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Ottawa (YOW) to Denver (DEN) | $572 | 18.9¢ | Mar 11 – Mar 17 | Delta and WestJet | Oct 17 | Check price |
Price history: Ottawa to Denver
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $546 | $568 | 6 |
| Sep 2026 | $393 | $510 | 20 |
| Aug 2026 | $387 | $543 | 67 |
Frequently asked questions
How many flight deals from Ottawa to Denver are on Sparkflights right now?
There are 0 verified deals from Ottawa to Denver on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Ottawa to Denver?
The lowest fare we've recorded from Ottawa to Denver is $387, based on 93 price observations over 3 months.
How much does a flight from Ottawa to Denver cost?
The typical round-trip fare we observed from Ottawa to Denver is $540, against a recorded low of $387. These are observations, not quotes.
When is the cheapest month to fly Ottawa to Denver?
August was the cheapest month we observed from Ottawa to Denver and October the dearest, over 3 months of data.
What is the current price from Ottawa to Denver?
The most recent fare our sweep saw from Ottawa to Denver is $572, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.