Delta Air Lines · Rate Limits

Delta Air Lines Rate Limits

Delta Air Lines does not publish API rate limits. NDC and Delta Pro Tools APIs are accessed under partner agreements that specify per-partner TPS, daily, and monthly quotas. Operational limits are defined per integration and not in public docs.

Delta Air Lines Rate Limits is the machine-readable rate-limit profile for Delta Air Lines on the APIs.io network, conforming to the API Commons Rate Limits specification.

It captures 1 rate-limit definition, across the partner tier, measuring varies.

The profile also includes 2 backoff/retry policies defined and response codes documented for throttled, quotaExceeded, and serviceUnavailable.

Tagged areas include Air Travel, Airlines, Aviation, NDC, and Travel.

1 Limits Throttle: 429 Quota: 429
Air TravelAirlinesAviationNDCTravelRate Limiting

Limits

Partner Negotiated Limit contract
varies
negotiated per partner agreement

Policies

Partner-Negotiated Throttling
Each NDC / partner agreement defines its own TPS and burst ceiling; no public defaults exist. Implement exponential backoff on 429 / 503.
Backoff Strategy
Clients should implement exponential backoff with jitter, honoring Retry-After when present.

Sources