Cheap Flights from Portland to Denver
No deal from Portland to Denver has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Portland to Denver, the lowest round-trip fare we recorded was $106, in September. The typical fare was $196. September was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $118 on Frontier, seen Oct 16. It is an unverified observation and may have changed.
See every deal <a href="/from/portland">from Portland</a>, <a href="/to/denver">to Denver</a>, or the return direction <a href="/from/denver/to/portland">Denver to Portland</a>.
Latest price we saw: Portland 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 |
|---|---|---|---|---|---|---|
| Portland (PDX) to Denver (DEN) | $118 | 6.0¢ | Dec 6 – Dec 15 | Frontier | Oct 16 | Check price |
Price history: Portland to Denver
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $118 | $260 | 93 |
| Sep 2026 | $106 | $206 | 131 |
| Aug 2026 | $112 | $202 | 105 |
| Jul 2026 | $118 | $118 | 1 |
Frequently asked questions
How many flight deals from Portland to Denver are on Sparkflights right now?
There are 0 verified deals from Portland to Denver on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Portland to Denver?
The lowest fare we've recorded from Portland to Denver is $106, based on 330 price observations over 4 months.
How much does a flight from Portland to Denver cost?
The typical round-trip fare we observed from Portland to Denver is $196, against a recorded low of $106. These are observations, not quotes.
When is the cheapest month to fly Portland to Denver?
September was the cheapest month we observed from Portland to Denver and July the dearest, over 4 months of data.
What is the current price from Portland to Denver?
The most recent fare our sweep saw from Portland to Denver is $118, on Oct 16. It is an unverified observation rather than a verified deal, so check it before booking.