apilayer aviationstack vs OpenVan

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d98.0%100%
Uptime · 30d96.7%100%
P50 · ms535864
P95 · ms11472707
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — no auth
Rate limitUnpublished120 req/window · 119 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

apilayer aviationstack vs OpenVan: common questions

Which is more reliable, apilayer aviationstack or OpenVan?

On our scheduled checks, OpenVan leads on measured uptime — apilayer aviationstack at 98.0% versus OpenVan at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, apilayer aviationstack or OpenVan?

apilayer aviationstack has the lower median latency in our checks — apilayer aviationstack responds in 535 ms versus OpenVan at 864 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do apilayer aviationstack and OpenVan need an API key?

OpenVan needs no key, while apilayer aviationstack requires a free API key. If you want to start calling without signup, reach for OpenVan first.

Can I call apilayer aviationstack and OpenVan from the browser?

Only OpenVan is browser-friendly — it returns CORS headers over HTTPS. apilayer aviationstack needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are apilayer aviationstack and OpenVan free for commercial use?

apilayer aviationstack has unclear commercial terms, and OpenVan has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.