United Flight UA6151 Deals & Information (2025/2026)

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United Flight 6151 Route Deals From $110

The cheapest prices found with in the last 7 days for return flights were $190 and $110 for one-way flights to Louisville Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 12 - Tue, Aug 19
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$190 Roundtrip, found 7 hours ago
$190
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Aug 12 from George Bush Intercontinental to Louisville Intl., returning Tue, Aug 19, priced at $190 found 7 hours ago
Tue, Aug 12 - Tue, Aug 19
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$209 Roundtrip, found 7 hours ago
$209
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Aug 12 from George Bush Intercontinental to Louisville Intl., returning Tue, Aug 19, priced at $209 found 7 hours ago
Tue, Aug 12 - Tue, Aug 19
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$217 Roundtrip, found 7 hours ago
$217
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Aug 12 from George Bush Intercontinental to Louisville Intl., returning Tue, Aug 19, priced at $217 found 7 hours ago
Fri, Oct 31 - Sun, Nov 2
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$219 Roundtrip, found 2 days ago
$219
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 31 from George Bush Intercontinental to Louisville Intl., returning Sun, Nov 2, priced at $219 found 2 days ago
Thu, Aug 14 - Thu, Sep 11
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$219 Roundtrip, found 1 day ago
$219
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 14 from George Bush Intercontinental to Louisville Intl., returning Thu, Sep 11, priced at $219 found 1 day ago
Tue, Aug 12 - Tue, Aug 19
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$221 Roundtrip, found 7 hours ago
$221
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Aug 12 from George Bush Intercontinental to Louisville Intl., returning Tue, Aug 19, priced at $221 found 7 hours ago
Tue, Aug 12 - Tue, Aug 19
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$227 Roundtrip, found 7 hours ago
$227
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Aug 12 from George Bush Intercontinental to Louisville Intl., returning Tue, Aug 19, priced at $227 found 7 hours ago
Thu, Aug 14 - Thu, Sep 11
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$233 Roundtrip, found 1 day ago
$233
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 14 from George Bush Intercontinental to Louisville Intl., returning Thu, Sep 11, priced at $233 found 1 day ago
Fri, Aug 22 - Sun, Aug 24
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$239 Roundtrip, found 3 days ago
$239
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 22 from George Bush Intercontinental to Louisville Intl., returning Sun, Aug 24, priced at $239 found 3 days ago
Tue, Aug 12 - Tue, Aug 19
IAH
George Bush Intercontinental
SDF
Louisville Intl.
$244 Roundtrip, found 7 hours ago
$244
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Aug 12 from George Bush Intercontinental to Louisville Intl., returning Tue, Aug 19, priced at $244 found 7 hours ago

Frequently asked questions

What route does flight number UA6151 take?
UA6151 serves multiple routes, but the most common is between Tulsa, OK Airport (TUL-Tulsa Intl.) and IAH. If your flight is direct, you'll arrive in 1 hour and 42 minutes. Multi-stop flights can also travel under the same number, as can services on other routes.
What kind of plane is on flight number UA6151?
If you're on flight UA6151 from Tulsa Intl. Airport (TUL) to IAH, there's an excellent chance you'll be jetting off on the Embraer 175. This flight number serves more than one route, but this is the most common one.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA6151 flight with Travelocity, please visit our Customer Service Portal.