Total mainline: 1 current fact for United Airlines
One card, one key.
United Airlines operated 1,066 mainline aircraft as of December 31, 2025.
According to United's FY2025 annual report (Form 10-K), filed with the SEC.
Everything we know about United Airlines
- Accepted - the only source is one that can carry a fact alone, and nothing contradicts it
- One source so far
- Confidence 0.90 - from the source's reliability, not yet corroborated
- Read from the source as it stood when we fetched it
Where this comes from
United's FY2025 annual report (Form 10-K), filed with the SEC
Total mainline | 1,066 | 958 | 108 | 15.3
Read it at the source (a government filing, fetched )
How current this is
- We recorded this on .
- We last confirmed it against the source on .
- We check again by .
What we said before
| value | valid from | valid to | recorded at | origin | status | sources |
|---|---|---|---|---|---|---|
| United Airlines operated 1,066 mainline aircraft | still true | observed | Accepted | sec-edgar |
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Verification details
Every quote above is stored with the byte range it was taken from and the SHA-256 of the page it came from, before and after normalisation. Re-fetch the snapshot, hash it, and it must match.
- fact key
- airline:ua|fleet.total_mainline
- fact version
- 44136
- decided by
- vote:v1
- recorded at
- 2026-09-03T20:11:59.861Z
- valid from
- 2025-12-31T00:00:00Z
- valid to
- 9999-12-31T00:00:00Z
- source
- sec-edgar (regulator) - supports, weight 0.9 (prior)
- snapshot url
- https://www.sec.gov/Archives/edgar/data/100517/000010051726000023/ual-20251231.htm
- offsets
- [8188, 8229]
- norm_sha256
- 147b512e36e86d409ecd636c307a8db5a7a0abf2fa0a62c17bfa53c620641983
- raw_sha256
- 792887a30fcbc4494be7dbeddd9884744000bcde47c965b8d9998b31d08286d3
- fetched at
- 2026-09-03T04:12:27.043Z
The same fact, machine-readable: