Flight UA 3990: Houston Bush → Louisville

United Airlines4 October 2026DepartedUpdated 1 h 35 min ago, official airport data

All flights Houston Bush → Louisville

Departure

Houston Bush IAH

09:59

Actual09:47 scheduled+12 min

Terminal: C
Gate: A7

Departed

Flight time: 2 h 22 min

Arrival

Louisville SDF

13:30

Expected13:09 scheduled+21 min

Data from the official airport boards. Times are local to each airport.

Follow flight UA 3990, 4 October 2026

We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

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Flight time: 2 h 22 min
Distance: ≈ 1,268 km
Days of the week

Punctuality of flight UA 3990

The last 60 days of boards hold fewer than 5 finished flights with a known departure time: too few to count punctuality.

Flight UA 3990: schedule and upcoming dates

Days it flew in the last 60 days
Usual departure time: 09:47
Usual arrival time: 13:09

Dates already on the boards

Sun 4 OctDeparture 09:47, Arrival 13:09Departed
Mon 5 OctDeparture 09:47Scheduled

Follow flight UA 3990, 5 October 2026

We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

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Route of flight UA 3990

Departure airport: Houston Bush (IAH). Arrival airport: Louisville (SDF). Scheduled flight time: about 2 h 22 min. Distance between the airports: about 1,268 km in a straight line.

Questions about flight UA 3990

Is flight UA 3990 on time today?

For 4 October 2026 the airport board shows flight UA 3990 as “Departed”. Departure: Houston Bush, 09:59. Arrival: Louisville, 13:30.

Which terminal and gate does flight UA 3990 use?

Houston Bush (IAH): Terminal C, Gate A7. Gates are announced shortly before boarding and can change: check the screens at the airport.

How often is flight UA 3990 delayed?

The last 60 days of boards hold fewer than 5 finished flights with a known departure time: too few to count punctuality.

How long does flight UA 3990 take?

About 2 h 22 min by the schedule. The airports are 1268 km apart.

On which days does flight UA 3990 operate?

In the last 60 days it was on the boards on: Monday, Sunday.

How can I get notified when flight UA 3990 changes?

Use the notifications block at the top of this page: Telegram or e-mail. We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

Flight UA 3990, 4 October 2026