United Airlines operates flight UA1643 on 2 airport pairs: Orlando (MCO) to Newark (EWR) and Dulles (IAD) to West Palm Beach (PBI). Our Starlink rating for this flight differs by airport pair. For MCO to EWR, the best-rated pair, it is likely. Based on how many 737-900 aircraft at United Airlines have Starlink. The rating for each pair is listed below. On the most recent figures we hold, Starlink is on 665 of United Airlines' 1,575 aircraft.
For MCO to EWR: Based on how many 737-900 aircraft at United Airlines have Starlink.
Equipped
Fleet Size
Coverage
Source: United's Starlink tracker, as of Oct 29, 2026
44 aircraft independently verified
For MCO to EWR: Based on how many 737-900 aircraft at United Airlines have Starlink.
Likely means most of the evidence points to Starlink on this flight, but it is not certain.
Flight UA1643 flies 2 airport pairs, and the rating differs by pair.
Based on how many 737-900 aircraft at United Airlines have Starlink.
Typical aircraft: 737-900
We don't have enough evidence to rate this route yet.
Typical aircraft: 737-900
These are facts about individual flights. They do not change the route rating above.
No spam. One email when coverage on MCO→EWR updates.
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Rating: Likely. This is our rating that this specific flight has Starlink. For MCO to EWR: Based on how many 737-900 aircraft at United Airlines have Starlink.
Aircraft that operated UA1643 in the last 90 days, from our weekly flight tracking. Showing 10 of 49.
| Aircraft | Type | Last week seen | Starlink |
|---|---|---|---|
| N14509 | A321neo | Nov 2, 2026 | Not confirmed |
| N14503 | A321neo | Nov 2, 2026 | Not confirmed |
| N14539 | A321neo | Nov 2, 2026 | Not confirmed |
| N14545 | A321neo | Nov 2, 2026 | Confirmed |
| N17459 | Unknown | Nov 2, 2026 | Not confirmed |
| N37348 | 737 MAX 8 | Nov 2, 2026 | Not confirmed |
| N37368 | 737 MAX 8 | Nov 2, 2026 | Not confirmed |
| N57409 | 737 MAX 9 | Nov 2, 2026 | Not confirmed |
| N14564 | A321neo | Oct 26, 2026 | Not confirmed |
| N44501 | A321neo | Oct 26, 2026 | Not confirmed |
Check the Starlink rating on other United Airlines routes.
Our Starlink rating for flight UA1643 differs by airport pair. MCO to EWR is likely, IAD to PBI is unknown. For MCO to EWR: Based on how many 737-900 aircraft at United Airlines have Starlink. United Airlines is actively rolling out Starlink across its fleet. Check back as our data updates.
United Airlines uses Starlink satellite WiFi on equipped aircraft. We rate flight UA1643 differently by airport pair.
The most reliable method is to check your specific aircraft. Flight-tracking sites and some airline apps show the aircraft registration close to departure. You can search that registration on StarlinkFlights.com. Our rating for flight UA1643 differs by airport pair. The explanation is on this page.
The rating is a label, not a guarantee. It reflects the evidence we hold for the route. For MCO to EWR: Based on how many 737-900 aircraft at United Airlines have Starlink. Passenger speed tests and aircraft records for this specific flight are listed on this page as evidence. They do not change the rating.
No rating can guarantee a specific aircraft. Airlines swap aircraft for maintenance, operations or schedule changes, so an equipped aircraft can be replaced by one without Starlink on the day. A high rating means the evidence favors Starlink, but it is not a guarantee. On the day of departure, check the airline's gate display or app.
