Fleet intelligence · United Air Lines Inc. · Boeing MAX9
United Air Lines Inc. Boeing MAX9
United Air Lines Inc. reports 120 airframes of this type in its 2025 US DOT Form 41 filing — 120 in service, 0 stored. Average age 3.4 yr. Range 0.6 yr to 8.2 yr.
Fleet as reported in the 2025 US DOT Form 41 filing · Registry & ages refreshed Jul 14, 2026
- In the filing
- 120120 in service · 0 stored
- Average age
- 3.4 yr
- Age range
- 0.6–8.2Years, youngest to oldest
How old is the United Air Lines Inc. Boeing MAX9 fleet?
0–4
5–9
10–14
15–19
20–24
25–29
30+
Age is measured from each airframe's delivery date — the FAA airworthiness date where available, otherwise the manufacturer's. Bars share a fixed scale across every fleet page, so two carriers can be compared directly.
Airframes
| N17421 | 0.6 yr | Dec 22, 2025 | In service |
| N27419 | 0.6 yr | Dec 19, 2025 | In service |
| N17431 | 0.6 yr | Dec 16, 2025 | In service |
| N17418 | 0.6 yr | Dec 12, 2025 | In service |
| N17417 | 0.6 yr | Nov 29, 2025 | In service |
| N37415 | 0.6 yr | Nov 23, 2025 | In service |
| N57416 | 0.6 yr | Nov 23, 2025 | In service |
| N17414 | 0.8 yr | Sep 29, 2025 | In service |
| N17413 | 0.8 yr | Sep 22, 2025 | In service |
| N47412 | 0.9 yr | Sep 8, 2025 | In service |
| N17408 | 0.9 yr | Aug 21, 2025 | In service |
| N17410 | 0.9 yr | Aug 21, 2025 | In service |
| N57409 | 0.9 yr | Aug 21, 2025 | In service |
| N17406 | 0.9 yr | Aug 20, 2025 | In service |
| N17407 | 0.9 yr | Aug 20, 2025 | In service |
| N17411 | 0.9 yr | Aug 20, 2025 | In service |
| N27404 | 1.1 yr | Jun 24, 2025 | In service |
| N17405 | 1.1 yr | May 27, 2025 | In service |
| N17403 | 1.1 yr | May 23, 2025 | In service |
| N17599 | 1.2 yr | May 22, 2025 | In service |
| N17402 | 1.2 yr | May 15, 2025 | In service |
| N17401 | 1.2 yr | Apr 17, 2025 | In service |
| N77598 | 1.2 yr | Apr 17, 2025 | In service |
| N17596 | 1.3 yr | Apr 14, 2025 | In service |
| N17594 | 1.3 yr | Apr 11, 2025 | In service |
| N17593 | 1.3 yr | Mar 26, 2025 | In service |
| N17597 | 1.3 yr | Mar 25, 2025 | In service |
| N77592 | 1.4 yr | Mar 10, 2025 | In service |
| N17591 | 1.4 yr | Mar 6, 2025 | In service |
| N77581 | 1.4 yr | Feb 28, 2025 | In service |
| N77590 | 1.4 yr | Feb 14, 2025 | In service |
| N17589 | 1.5 yr | Jan 28, 2025 | In service |
| N77584 | 1.5 yr | Jan 23, 2025 | In service |
| N77587 | 1.5 yr | Jan 14, 2025 | In service |
| N17595 | 1.5 yr | Jan 1, 2025 | In service |
| N77585 | 1.6 yr | Dec 6, 2024 | In service |
| N27586 | 1.6 yr | Nov 25, 2024 | In service |
| N77588 | 1.7 yr | Oct 30, 2024 | In service |
| N77582 | 1.9 yr | Aug 28, 2024 | In service |
| N17583 | 1.9 yr | Aug 21, 2024 | In service |
| N77580 | 2.1 yr | Jun 26, 2024 | In service |
| N77578 | 2.7 yr | Nov 17, 2023 | In service |
| N77579 | 2.7 yr | Oct 19, 2023 | In service |
| N17574 | 2.7 yr | Oct 18, 2023 | In service |
| N37577 | 2.8 yr | Sep 26, 2023 | In service |
| N77576 | 2.8 yr | Sep 25, 2023 | In service |
| N77575 | 2.9 yr | Aug 28, 2023 | In service |
| N77571 | 2.9 yr | Aug 21, 2023 | In service |
| N77573 | 3.0 yr | Aug 2, 2023 | In service |
| N47570 | 3.0 yr | Jul 31, 2023 | In service |
| N77572 | 3.0 yr | Jul 31, 2023 | In service |
| N47569 | 3.0 yr | Jul 18, 2023 | In service |
| N27568 | 3.0 yr | Jul 17, 2023 | In service |
| N17566 | 3.0 yr | Jun 30, 2023 | In service |
| N37567 | 3.0 yr | Jun 30, 2023 | In service |
| N17564 | 3.1 yr | Jun 23, 2023 | In service |
| N17565 | 3.1 yr | Jun 20, 2023 | In service |
| N37562 | 3.1 yr | Jun 13, 2023 | In service |
| N37563 | 3.1 yr | Jun 12, 2023 | In service |
| N37561 | 3.1 yr | May 25, 2023 | In service |
| N37560 | 3.1 yr | May 24, 2023 | In service |
| N77558 | 3.2 yr | May 9, 2023 | In service |
| N77559 | 3.2 yr | May 5, 2023 | In service |
| N17557 | 3.2 yr | May 3, 2023 | In service |
| N37556 | 3.3 yr | Mar 29, 2023 | In service |
| N77552 | 3.3 yr | Mar 20, 2023 | In service |
| N37555 | 3.3 yr | Mar 17, 2023 | In service |
| N37553 | 3.4 yr | Mar 10, 2023 | In service |
| N37551 | 3.4 yr | Mar 3, 2023 | In service |
| N37554 | 3.4 yr | Feb 23, 2023 | In service |
| N37549 | 3.4 yr | Feb 6, 2023 | In service |
| N17550 | 3.5 yr | Jan 1, 2023 | In service |
| N37547 | 3.6 yr | Dec 27, 2022 | In service |
| N37548 | 3.6 yr | Dec 22, 2022 | In service |
| N27546 | 3.6 yr | Dec 20, 2022 | In service |
| N37545 | 3.6 yr | Dec 19, 2022 | In service |
| N77544 | 3.6 yr | Dec 12, 2022 | In service |
| N77543 | 3.6 yr | Dec 5, 2022 | In service |
| N37541 | 3.7 yr | Nov 14, 2022 | In service |
| N37540 | 3.7 yr | Oct 24, 2022 | In service |
| N37542 | 3.7 yr | Oct 24, 2022 | In service |
| N27539 | 3.7 yr | Oct 19, 2022 | In service |
| N37537 | 3.8 yr | Sep 12, 2022 | In service |
| N37536 | 3.9 yr | Aug 29, 2022 | In service |
| N37535 | 4.0 yr | Aug 2, 2022 | In service |
| N37534 | 4.0 yr | Jul 1, 2022 | In service |
| N37531 | 4.1 yr | Jun 27, 2022 | In service |
| N37532 | 4.1 yr | Jun 27, 2022 | In service |
| N47533 | 4.1 yr | Jun 27, 2022 | In service |
| N37538 | 4.5 yr | Jan 1, 2022 | In service |
| N37528 | 5.4 yr | Feb 4, 2021 | In service |
| N27526 | 5.5 yr | Feb 1, 2021 | In service |
| N37522 | 5.5 yr | Jan 21, 2021 | In service |
| N37525 | 5.5 yr | Jan 15, 2021 | In service |
| N37518 | 5.5 yr | Jan 11, 2021 | In service |
| N37527 | 5.5 yr | Jan 7, 2021 | In service |
| N37530 | 5.5 yr | Jan 4, 2021 | In service |
| N17529 | 5.5 yr | Jan 1, 2021 | In service |
| N37516 | 5.5 yr | Dec 29, 2020 | In service |
| N27520 | 5.6 yr | Dec 21, 2020 | In service |
- N17421In service
- Age
- 0.6 yr
- Delivered
- Dec 22, 2025
- N27419In service
- Age
- 0.6 yr
- Delivered
- Dec 19, 2025
- N17431In service
- Age
- 0.6 yr
- Delivered
- Dec 16, 2025
- N17418In service
- Age
- 0.6 yr
- Delivered
- Dec 12, 2025
- N17417In service
- Age
- 0.6 yr
- Delivered
- Nov 29, 2025
- N37415In service
- Age
- 0.6 yr
- Delivered
- Nov 23, 2025
- N57416In service
- Age
- 0.6 yr
- Delivered
- Nov 23, 2025
- N17414In service
- Age
- 0.8 yr
- Delivered
- Sep 29, 2025
- N17413In service
- Age
- 0.8 yr
- Delivered
- Sep 22, 2025
- N47412In service
- Age
- 0.9 yr
- Delivered
- Sep 8, 2025
- N17408In service
- Age
- 0.9 yr
- Delivered
- Aug 21, 2025
- N17410In service
- Age
- 0.9 yr
- Delivered
- Aug 21, 2025
- N57409In service
- Age
- 0.9 yr
- Delivered
- Aug 21, 2025
- N17406In service
- Age
- 0.9 yr
- Delivered
- Aug 20, 2025
- N17407In service
- Age
- 0.9 yr
- Delivered
- Aug 20, 2025
- N17411In service
- Age
- 0.9 yr
- Delivered
- Aug 20, 2025
- N27404In service
- Age
- 1.1 yr
- Delivered
- Jun 24, 2025
- N17405In service
- Age
- 1.1 yr
- Delivered
- May 27, 2025
- N17403In service
- Age
- 1.1 yr
- Delivered
- May 23, 2025
- N17599In service
- Age
- 1.2 yr
- Delivered
- May 22, 2025
- N17402In service
- Age
- 1.2 yr
- Delivered
- May 15, 2025
- N17401In service
- Age
- 1.2 yr
- Delivered
- Apr 17, 2025
- N77598In service
- Age
- 1.2 yr
- Delivered
- Apr 17, 2025
- N17596In service
- Age
- 1.3 yr
- Delivered
- Apr 14, 2025
- N17594In service
- Age
- 1.3 yr
- Delivered
- Apr 11, 2025
- N17593In service
- Age
- 1.3 yr
- Delivered
- Mar 26, 2025
- N17597In service
- Age
- 1.3 yr
- Delivered
- Mar 25, 2025
- N77592In service
- Age
- 1.4 yr
- Delivered
- Mar 10, 2025
- N17591In service
- Age
- 1.4 yr
- Delivered
- Mar 6, 2025
- N77581In service
- Age
- 1.4 yr
- Delivered
- Feb 28, 2025
- N77590In service
- Age
- 1.4 yr
- Delivered
- Feb 14, 2025
- N17589In service
- Age
- 1.5 yr
- Delivered
- Jan 28, 2025
- N77584In service
- Age
- 1.5 yr
- Delivered
- Jan 23, 2025
- N77587In service
- Age
- 1.5 yr
- Delivered
- Jan 14, 2025
- N17595In service
- Age
- 1.5 yr
- Delivered
- Jan 1, 2025
- N77585In service
- Age
- 1.6 yr
- Delivered
- Dec 6, 2024
- N27586In service
- Age
- 1.6 yr
- Delivered
- Nov 25, 2024
- N77588In service
- Age
- 1.7 yr
- Delivered
- Oct 30, 2024
- N77582In service
- Age
- 1.9 yr
- Delivered
- Aug 28, 2024
- N17583In service
- Age
- 1.9 yr
- Delivered
- Aug 21, 2024
- N77580In service
- Age
- 2.1 yr
- Delivered
- Jun 26, 2024
- N77578In service
- Age
- 2.7 yr
- Delivered
- Nov 17, 2023
- N77579In service
- Age
- 2.7 yr
- Delivered
- Oct 19, 2023
- N17574In service
- Age
- 2.7 yr
- Delivered
- Oct 18, 2023
- N37577In service
- Age
- 2.8 yr
- Delivered
- Sep 26, 2023
- N77576In service
- Age
- 2.8 yr
- Delivered
- Sep 25, 2023
- N77575In service
- Age
- 2.9 yr
- Delivered
- Aug 28, 2023
- N77571In service
- Age
- 2.9 yr
- Delivered
- Aug 21, 2023
- N77573In service
- Age
- 3.0 yr
- Delivered
- Aug 2, 2023
- N47570In service
- Age
- 3.0 yr
- Delivered
- Jul 31, 2023
- N77572In service
- Age
- 3.0 yr
- Delivered
- Jul 31, 2023
- N47569In service
- Age
- 3.0 yr
- Delivered
- Jul 18, 2023
- N27568In service
- Age
- 3.0 yr
- Delivered
- Jul 17, 2023
- N17566In service
- Age
- 3.0 yr
- Delivered
- Jun 30, 2023
- N37567In service
- Age
- 3.0 yr
- Delivered
- Jun 30, 2023
- N17564In service
- Age
- 3.1 yr
- Delivered
- Jun 23, 2023
- N17565In service
- Age
- 3.1 yr
- Delivered
- Jun 20, 2023
- N37562In service
- Age
- 3.1 yr
- Delivered
- Jun 13, 2023
- N37563In service
- Age
- 3.1 yr
- Delivered
- Jun 12, 2023
- N37561In service
- Age
- 3.1 yr
- Delivered
- May 25, 2023
- N37560In service
- Age
- 3.1 yr
- Delivered
- May 24, 2023
- N77558In service
- Age
- 3.2 yr
- Delivered
- May 9, 2023
- N77559In service
- Age
- 3.2 yr
- Delivered
- May 5, 2023
- N17557In service
- Age
- 3.2 yr
- Delivered
- May 3, 2023
- N37556In service
- Age
- 3.3 yr
- Delivered
- Mar 29, 2023
- N77552In service
- Age
- 3.3 yr
- Delivered
- Mar 20, 2023
- N37555In service
- Age
- 3.3 yr
- Delivered
- Mar 17, 2023
- N37553In service
- Age
- 3.4 yr
- Delivered
- Mar 10, 2023
- N37551In service
- Age
- 3.4 yr
- Delivered
- Mar 3, 2023
- N37554In service
- Age
- 3.4 yr
- Delivered
- Feb 23, 2023
- N37549In service
- Age
- 3.4 yr
- Delivered
- Feb 6, 2023
- N17550In service
- Age
- 3.5 yr
- Delivered
- Jan 1, 2023
- N37547In service
- Age
- 3.6 yr
- Delivered
- Dec 27, 2022
- N37548In service
- Age
- 3.6 yr
- Delivered
- Dec 22, 2022
- N27546In service
- Age
- 3.6 yr
- Delivered
- Dec 20, 2022
- N37545In service
- Age
- 3.6 yr
- Delivered
- Dec 19, 2022
- N77544In service
- Age
- 3.6 yr
- Delivered
- Dec 12, 2022
- N77543In service
- Age
- 3.6 yr
- Delivered
- Dec 5, 2022
- N37541In service
- Age
- 3.7 yr
- Delivered
- Nov 14, 2022
- N37540In service
- Age
- 3.7 yr
- Delivered
- Oct 24, 2022
- N37542In service
- Age
- 3.7 yr
- Delivered
- Oct 24, 2022
- N27539In service
- Age
- 3.7 yr
- Delivered
- Oct 19, 2022
- N37537In service
- Age
- 3.8 yr
- Delivered
- Sep 12, 2022
- N37536In service
- Age
- 3.9 yr
- Delivered
- Aug 29, 2022
- N37535In service
- Age
- 4.0 yr
- Delivered
- Aug 2, 2022
- N37534In service
- Age
- 4.0 yr
- Delivered
- Jul 1, 2022
- N37531In service
- Age
- 4.1 yr
- Delivered
- Jun 27, 2022
- N37532In service
- Age
- 4.1 yr
- Delivered
- Jun 27, 2022
- N47533In service
- Age
- 4.1 yr
- Delivered
- Jun 27, 2022
- N37538In service
- Age
- 4.5 yr
- Delivered
- Jan 1, 2022
- N37528In service
- Age
- 5.4 yr
- Delivered
- Feb 4, 2021
- N27526In service
- Age
- 5.5 yr
- Delivered
- Feb 1, 2021
- N37522In service
- Age
- 5.5 yr
- Delivered
- Jan 21, 2021
- N37525In service
- Age
- 5.5 yr
- Delivered
- Jan 15, 2021
- N37518In service
- Age
- 5.5 yr
- Delivered
- Jan 11, 2021
- N37527In service
- Age
- 5.5 yr
- Delivered
- Jan 7, 2021
- N37530In service
- Age
- 5.5 yr
- Delivered
- Jan 4, 2021
- N17529In service
- Age
- 5.5 yr
- Delivered
- Jan 1, 2021
- N37516In service
- Age
- 5.5 yr
- Delivered
- Dec 29, 2020
- N27520In service
- Age
- 5.6 yr
- Delivered
- Dec 21, 2020