Southwest AirlinesDepart06:30
Fri, Dec 4STL → NQZ
21h 30m · 4 stops
$755one way, per person
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- Cheapest fare
- $755
- Cheapest month
- December
- Direct flights
- Not recently
- Quickest trip
- 19h 27m
Southwest Airlines · Fri, Dec 4
from $755
Usually 1+ stop
9,870 km
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Cheapest month to fly from St Louis to Astana
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in December 2026
The lowest fares we've seen for each day, cheapest first.
Southwest AirlinesSouthwest AirlinesDepart08:45
Sat, Dec 5STL → NQZ
22h 05m · 4 stops
$879one way, per person
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Getting around
About flights from St Louis to Astana
St Louis (STL) and Astana (NQZ) are about 9,870 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 19h 27m. Over the next few months, one-way fares start from $755, and December 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from St Louis to Astana?
The cheapest one-way fare we've seen recently is $755 with Southwest Airlines, departing Friday, December 4, 2026. Over the coming months, the lowest fare in each month ranges from $755 to $769.
What is the cheapest month to fly from St Louis to Astana?
December 2026 currently has the lowest fares, from $755 one way.
Are there direct flights from St Louis to Astana?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from St Louis to Astana?
The quickest journey we've seen takes about 19h 27m. St Louis and Astana are around 9,870 km apart.
Which airlines fly from St Louis to Astana?
Recent fares on this route were with United Airlines and Southwest Airlines.
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