United Flight 6143 Deals & Information (2025/2026)

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United Flight 6143 Route Deals From $92

The cheapest prices found with in the last 7 days for return flights were $203 and $92 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 3 - Mon, Oct 6
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$203 Roundtrip, found 3 hours ago
$203
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Oct 3 from Jacksonville Intl. to Washington Dulles Intl., returning Mon, Oct 6, priced at $203 found 3 hours ago
Fri, Jan 9 - Sat, Jan 10
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$209 Roundtrip, found 19 hours ago
$209
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Jan 9 from Jacksonville Intl. to Washington Dulles Intl., returning Sat, Jan 10, priced at $209 found 19 hours ago
Fri, Oct 3 - Mon, Oct 6
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$213 Roundtrip, found 3 hours ago
$213
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Oct 3 from Jacksonville Intl. to Washington Dulles Intl., returning Mon, Oct 6, priced at $213 found 3 hours ago
Wed, Jul 30 - Sun, Aug 3
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$214 Roundtrip, found 2 days ago
$214
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 30 from Jacksonville Intl. to Washington Dulles Intl., returning Sun, Aug 3, priced at $214 found 2 days ago
Fri, Jan 9 - Sat, Jan 10
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$219 Roundtrip, found 19 hours ago
$219
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Jan 9 from Jacksonville Intl. to Washington Dulles Intl., returning Sat, Jan 10, priced at $219 found 19 hours ago
Wed, Jun 25 - Thu, Jul 10
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$223 Roundtrip, found 3 days ago
$223
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 25 from Jacksonville Intl. to Washington Dulles Intl., returning Thu, Jul 10, priced at $223 found 3 days ago
Thu, Jul 3 - Sun, Jul 6
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$224 Roundtrip, found 3 days ago
$224
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jul 3 from Jacksonville Intl. to Washington Dulles Intl., returning Sun, Jul 6, priced at $224 found 3 days ago
Wed, Jul 30 - Sun, Aug 3
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$240 Roundtrip, found 2 days ago
$240
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 30 from Jacksonville Intl. to Washington Dulles Intl., returning Sun, Aug 3, priced at $240 found 2 days ago
Thu, Nov 13 - Sun, Nov 16
JAX
Jacksonville Intl.
IAD
Washington Dulles Intl.
$244 Roundtrip, found 5 days ago
$244
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 13 from Jacksonville Intl. to Washington Dulles Intl., returning Sun, Nov 16, priced at $244 found 5 days ago

Frequently asked questions

What route does flight number UA6143 take?
UA6143 is used on a number of routes. Most commonly, UA6143 flies direct from Houston Airport to GDL. If you’ve booked a seat on this route, you’ll be traveling for about 2 hours and 25 minutes.
How often is UA6143 on time?
Not a fan of waiting at the airport? If you’re flying with United Airlines flight number UA6143 from Houston Airport to Guadalajara, Jalisco Airport (GDL-Don Miguel Hidalgo y Costilla Intl.), your flight runs as scheduled 97% of the time. On the odd occasion it is delayed, the average wait time is 4 minutes. One of the many reasons that this journey has a 4.6-star rating.
What terminal does UA6143 fly out of?
If you’re booked on a flight from Houston, TX Airport (IAH-George Bush Intercontinental), there’s a fair chance you’ll board from Terminal E. The most traveled route for flight number UA6143 is Houston, TX Airport (IAH-George Bush Intercontinental) to Guadalajara Intl. Airport, which is a nonstop flight.
What kind of plane is on flight number UA6143?
If you’re on flight UA6143 from IAH to GDL, you’ll likely be jetting off on an Embraer 175. Flight UA6143 serves numerous routes, but this is the busiest.
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 UA6143 flight with Travelocity, please visit our Customer Service Portal.