Cheap Flights from Pittsburgh to St Denis
No deal from Pittsburgh to St Denis has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Pittsburgh to St Denis, the lowest round-trip fare we recorded was $2321, in October. The typical fare was $3190. October was the cheapest month we saw and August the dearest.
The most recent price we saw on this route was $2988 on Discover Airlines, Lufthansa, SWISS, Air Mauritius, Austrian, and United, seen Oct 27. It is an unverified observation and may have changed.
See every deal <a href="/from/pittsburgh">from Pittsburgh</a>, <a href="/to/st-denis">to St Denis</a>, or the return direction <a href="/from/st-denis/to/pittsburgh">St Denis to Pittsburgh</a>.
Latest price we saw: Pittsburgh to St Denis
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 |
|---|---|---|---|---|---|---|
| Pittsburgh (PIT) to St Denis (RUN) | $2988 | 15.7¢ | Oct 29 – Nov 4 | Discover Airlines, Lufthansa, SWISS, Air Mauritius, Austrian, and United | Oct 27 | Check price |
Price history: Pittsburgh to St Denis
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $2321 | $2821 | 16 |
| Sep 2026 | $2426 | $3262 | 23 |
| Aug 2026 | $3104 | $3486 | 24 |
Frequently asked questions
How many flight deals from Pittsburgh to St Denis are on Sparkflights right now?
There are 0 verified deals from Pittsburgh to St Denis on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Pittsburgh to St Denis?
The lowest fare we've recorded from Pittsburgh to St Denis is $2321, based on 63 price observations over 3 months.
How much does a flight from Pittsburgh to St Denis cost?
The typical round-trip fare we observed from Pittsburgh to St Denis is $3190, against a recorded low of $2321. These are observations, not quotes.
When is the cheapest month to fly Pittsburgh to St Denis?
October was the cheapest month we observed from Pittsburgh to St Denis and August the dearest, over 3 months of data.
What is the current price from Pittsburgh to St Denis?
The most recent fare our sweep saw from Pittsburgh to St Denis is $2988, on Oct 27. It is an unverified observation rather than a verified deal, so check it before booking.