Cheap flights from Cardiff to St. Louis

30 May — 6 Jun1
1 adult
Mon 30/5
Mon 6/6

What is the cheapest day to fly round-trip from Cardiff to St. Louis?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 60% on your flight compared to booking on days when demand is much higher.

When is the cheapest time to fly from Cardiff to St. Louis (CWL - STL)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cardiff to St. Louis as you normally would.

Related info for your journey

Useful info, stats and facts about Cardiff to St. Louis flights.

How popular is this Cardiff to St. Louis flight route?

Within the past month, 20 users have taken a look at flights from Cardiff Wales to Lambert-St Louis.