Cheap Flights from Donegal to St Louis
No deal from Donegal to St Louis has cleared our price bar yet. What we have seen on the route is below.
Across 1 month of observations from Donegal to St Louis, the lowest round-trip fare we recorded was $1342, in October. The typical fare was $4053.
The most recent price we saw on this route was $1835 on American and Aer Lingus, seen Oct 26. It is an unverified observation and may have changed.
See every deal <a href="/from/donegal">from Donegal</a>, <a href="/to/st-louis">to St Louis</a>, or the return direction <a href="/from/st-louis/to/donegal">St Louis to Donegal</a>.
Latest price we saw: Donegal to St Louis
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 |
|---|---|---|---|---|---|---|
| Donegal (CFN) to St Louis (STL) | $1835 | 24.2¢ | Oct 29 – Nov 4 | American and Aer Lingus | Oct 26 | Check price |
Price history: Donegal to St Louis
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1342 | $4053 | 4 |
Frequently asked questions
How many flight deals from Donegal to St Louis are on Sparkflights right now?
There are 0 verified deals from Donegal to St Louis on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Donegal to St Louis?
The lowest fare we've recorded from Donegal to St Louis is $1342, based on 4 price observations over 1 month.
How much does a flight from Donegal to St Louis cost?
The typical round-trip fare we observed from Donegal to St Louis is $4053, against a recorded low of $1342. These are observations, not quotes.
What is the current price from Donegal to St Louis?
The most recent fare our sweep saw from Donegal to St Louis is $1835, on Oct 26. It is an unverified observation rather than a verified deal, so check it before booking.