HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Thomas Island

Find cheap United Airlines flights to Saint Thomas Island

RDU — STT
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Leverage Cheapflights for Your Next Trip

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find United Airlines flight deals to Saint Thomas Island

Cheapest United Airlines flights from USA to Saint Thomas Island
Explore the most affordable United Airlines flight options available from USA to Saint Thomas Island. Find the lowest fares with prices last updated on July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:42 am
EWR
-
STT
Nonstop4h 01m
United Airlines
Sat 9/54:45 pm
STT
-
EWR
1 stop7h 14m
United Airlines
Deal found 7/23$356
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:45 am
BOS
-
STT
1 stop7h 13m
United Airlines
Sat 9/54:45 pm
STT
-
BOS
1 stop7h 14m
United Airlines
Deal found 7/24$400
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:00 am
IAD
-
STT
Nonstop3h 58m
United Airlines
Sat 9/54:45 pm
STT
-
IAD
Nonstop4h 05m
United Airlines
Deal found 7/25$471

Flights to Saint Thomas Island with United Airlines at a glance

Find detailed information about United Airlines flights from USA to Saint Thomas Island. Explore the options provided by United Airlines to plan your journey from USA to Saint Thomas Island. Data last updated July 27, 2026.

Popular in

June

Cheapest in

September

Average price

$538

Round-trip from

$356

One-way from

$113

Good round-trip deal

$481 or less

Good one-way deal

$216 or less
Highest demand for flights to Saint Thomas Island with United Airlines; 12% potential price increase.
Search Deals
Best time to find cheap flights to Saint Thomas Island with United Airlines; 3% potential price drop.
Search Deals
Average price for flights to Saint Thomas Island with United Airlines (round-trip).
Search Deals
United Airlines
  • United Airlines
  • 8/29-9/5
  • 1 total stop
  • 11h 15m total
  • USA to Saint Thomas Island
Search Deals
United Airlines
  • United Airlines
  • 1/21
  • 1 total stop
  • 9h 01m total
  • USA to Saint Thomas Island
Search Deals
Price to beat on a round-trip flight from the United States to Saint Thomas Island with United Airlines.
Search Deals
Price to beat on a one-way flight from the United States to Saint Thomas Island with United Airlines.
Search Deals

Cheapflights Insights

Find cheap United Airlines flights to Saint Thomas Island

How long is the flight to Saint Thomas Island with United Airlines?

On average, United Airlines flights from the United States to Saint Thomas Island take 3 hours 52 minutes. Flights to Saint Thomas Island from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

United Airlines weekly flight availability to Saint Thomas Island

The most flights to Saint Thomas Island operated by United Airlines are scheduled on a Saturday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

When is the best time to book a flight to Saint Thomas Island with United Airlines?

The best time to book a flight to Saint Thomas Island with United Airlines is 15 days before departure. On average, fares are higher if you book 59 days before departure.

FAQs about flights to Saint Thomas Island with United Airlines

  • Which airport do United Airlines flights arrive at when travelling to Saint Thomas Island?

    United Airlines flights on this route tend to land at Saint Thomas Island Cyril E King Airport.

  • Is United Airlines the cheapest airline for a flight to Saint Thomas Island?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Saint Thomas Island tends to be with Frontier.

  • Are there alternative airlines other than United Airlines that fly to Saint Thomas Island?

    American Airlines, Delta and Spirit Airlines all fly to Saint Thomas Island and offer an alternative to United Airlines.

  • How much is a flight to Saint Thomas Island with United Airlines?

    The average price for a return flight with United Airlines is $623; with a one-way flight around $290.

See more FAQs

Reviews of United Airlines

See what Cheapflights users have to say about their United Airlines experience.
United Airlines
7.4
Good
10,000 reviews
Overview

Boarding

7.7

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Popular United Airlines flights

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other airports near Cyril E King

Other Saint Thomas Island travelers fly to these airports near Cyril E King.
Flights to Saint Thomas Island SPB Airport
Flights to Saint Croix Airport