United Flight 1731 Deals & Information (2026/2027)

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United Flight 1731 Route Deals From $139

The cheapest prices found with in the last 7 days for return flights were $223 and $139 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 23 - Wed, Sep 30
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$223 Roundtrip, found 6 days ago
$223
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 23 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 30, priced at $223 found 6 days ago
Fri, Aug 7 - Tue, Aug 11
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$263 Roundtrip, found 6 days ago
$263
Roundtrip
found 6 days ago
Select United flight, departing Fri, Aug 7 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Tue, Aug 11, priced at $263 found 6 days ago
Wed, Sep 23 - Wed, Sep 30
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$266 Roundtrip, found 6 days ago
$266
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 23 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 30, priced at $266 found 6 days ago
Wed, Sep 23 - Wed, Sep 30
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$267 Roundtrip, found 6 days ago
$267
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 23 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 30, priced at $267 found 6 days ago
Wed, Sep 23 - Wed, Sep 30
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$274 Roundtrip, found 6 days ago
$274
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 23 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 30, priced at $274 found 6 days ago
Wed, Sep 23 - Wed, Sep 30
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$275 Roundtrip, found 6 days ago
$275
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 23 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 30, priced at $275 found 6 days ago
Tue, Aug 18 - Mon, Aug 24
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$282 Roundtrip, found 19 hours ago
$282
Roundtrip
found 19 hours ago
Select United flight, departing Tue, Aug 18 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Mon, Aug 24, priced at $282 found 19 hours ago
Sat, Aug 29 - Sun, Aug 30
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$287 Roundtrip, found 2 days ago
$287
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug 29 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Sun, Aug 30, priced at $287 found 2 days ago
Tue, Aug 18 - Mon, Aug 24
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$292 Roundtrip, found 19 hours ago
$292
Roundtrip
found 19 hours ago
Select United flight, departing Tue, Aug 18 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Mon, Aug 24, priced at $292 found 19 hours ago
Thu, Jul 16 - Tue, Jul 21
LAS
Harry Reid Intl.
EWR
Newark Liberty Intl. Airport
$294 Roundtrip, found 2 days ago
$294
Roundtrip
found 2 days ago
Select United flight, departing Thu, Jul 16 from Harry Reid Intl. to Newark Liberty Intl. Airport, returning Tue, Jul 21, priced at $294 found 2 days ago

Frequently asked questions

What route does flight number UA1731 take?
Flight number UA1731 operates direct from Ellison Onizuka Kona Intl. Airport at Keāhole to DIA airport. During this journey, expect to be in the air for roughly 6 hours and 39 minutes. It's wise to book ahead to secure your preferred seat.
How often is UA1731 on time?
Around 82% of UA1731 flights depart on time — so if you're taking to the skies between Kailua-Kona, HI Airport (KOA-Kona Intl.) and DEN, you can relax knowing that you'll land at your destination as quickly as possible. In the rare event that your United Airlines service is delayed, the average wait is about 35 minutes. Because of the airline's top-quality service, this route has a 1.7-star rating.
What kind of plane is on flight number UA1731?
Prepare to climb aboard a Boeing 767-300 if you're traveling on flight UA1731. Nearly all flights from Ellison Onizuka Kona Intl. Airport at Keāhole to Denver Intl. Airport (DEN) operate using this aircraft type.
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 UA1731 flight with Travelocity, please visit our Customer Service Portal.