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Cheap flights from Washington to Saint Thomas Island from $211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Saint Thomas Island departing on 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Washington to Saint Thomas Island

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:30 pm - 2:31 pm
SEA
-
STT
22h 01m
2 stops
Multiple Airlines Logo
3:36 pm - 12:01 pm
STT
-
SEA
24h 25m
2 stops
$385Multiple Airlines
Mon, Feb 23 - Wed, Mar 4
Southwest Logo
4:15 pm - 2:55 pm
PDX
-
STT
18h 40m
2 stops
Southwest Logo
1:50 pm - 12:45 am
STT
-
PDX
13h 55m
2 stops
$432Southwest
Mon, Mar 2 - Mon, Mar 9
Southwest Logo
4:15 pm - 2:55 pm
PDX
-
STT
18h 40m
2 stops
Southwest Logo
1:50 pm - 12:45 am
STT
-
PDX
13h 55m
2 stops
$466Southwest
Mon, Mar 2 - Mon, Mar 9
Southwest Logo
2:05 pm - 2:55 pm
SEA
-
STT
20h 50m
2 stops
Southwest Logo
2:50 pm - 12:30 am
STT
-
SEA
13h 40m
2 stops
$483Southwest
Wed, Feb 25 - Thu, Mar 5
United Airlines Logo
5:20 pm - 11:00 am
SEA
-
STT
14h 40m
2 stops
United Airlines Logo
2:35 pm - 10:59 pm
STT
-
SEA
11h 24m
1 stop
$494United Airlines
Tue, Mar 10 - Wed, Mar 11
American Airlines Logo
10:08 pm - 12:06 pm
SEA
-
STT
9h 58m
1 stop
American Airlines Logo
1:02 pm - 11:07 pm
STT
-
SEA
14h 05m
2 stops
$497American Airlines
Wed, Feb 25 - Fri, Feb 27
United Airlines Logo
7:05 pm - 12:20 pm
SEA
-
STT
14h 15m
2 stops
United Airlines Logo
2:10 pm - 12:19 am
STT
-
SEA
13h 09m
1 stop
$536United Airlines
Sun, Apr 12 - Fri, Apr 17
United Airlines Logo
11:59 pm - 4:18 pm
SEA
-
STT
12h 19m
1 stop
United Airlines Logo
3:35 pm - 10:59 pm
STT
-
SEA
11h 24m
1 stop
$537United Airlines
Sat, Feb 28 - Sat, Mar 7
American Airlines Logo
12:07 am - 3:47 pm
SEA
-
STT
11h 40m
2 stops
American Airlines Logo
1:53 pm - 12:55 am
STT
-
SEA
14h 02m
2 stops
$541American Airlines
Thu, Mar 5 - Mon, Mar 16
Delta Logo
9:45 pm - 3:04 pm
PDX
-
STT
13h 19m
1 stop
Delta Logo
1:55 pm - 10:08 pm
STT
-
PDX
11h 13m
1 stop
$630Delta
Wed, Mar 4 - Mon, Mar 9

United Airlines flights from State of Washington to Saint Thomas Island

Our best United Airlines deals on State of Washington to Saint Thomas Island flight tickets
United Airlines
Mar 10
SEA5:20 pmSeattle/Tacoma Intl
14h 40m
2 stops
STT11:00 amSaint Thomas Island Cyril E King
Mar 11
STT2:35 pmSaint Thomas Island Cyril E King
11h 24m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
$494
United Airlines
Apr 12
SEA7:05 pmSeattle/Tacoma Intl
14h 15m
2 stops
STT12:20 pmSaint Thomas Island Cyril E King
Apr 17
STT2:10 pmSaint Thomas Island Cyril E King
13h 09m
1 stop
SEA12:19 amSeattle/Tacoma Intl
$536
United Airlines
Feb 28
SEA7:29 pmSeattle/Tacoma Intl
14h 27m
2 stops
STT1:56 pmSaint Thomas Island Cyril E King
Mar 7
STT3:35 pmSaint Thomas Island Cyril E King
11h 24m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
$537

Delta flights from State of Washington to Saint Thomas Island

Our best Delta deals on State of Washington to Saint Thomas Island flight tickets
Delta
Mar 2
SEA9:55 pmSeattle/Tacoma Intl
11h 27m
1 stop
STT1:22 pmSaint Thomas Island Cyril E King
Mar 5
STT4:15 pmSaint Thomas Island Cyril E King
10h 57m
1 stop
SEA11:12 pmSeattle/Tacoma Intl
$588
Delta
Mar 4
PDX7:11 pmPortland
14h 11m
2 stops
STT1:22 pmSaint Thomas Island Cyril E King
Mar 9
STT1:55 pmSaint Thomas Island Cyril E King
11h 13m
1 stop
PDX10:08 pmPortland
$630
Delta
Feb 27
PDX9:45 pmPortland
13h 19m
1 stop
STT3:04 pmSaint Thomas Island Cyril E King
Mar 6
STT3:10 pmSaint Thomas Island Cyril E King
10h 58m
1 stop
PDX10:08 pmPortland
$656

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Saint Thomas Island that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Washington to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSaint Thomas Island

SEA - STT

SEASTT

Seattle/Tacoma Intl

Mon 2/23

12:30 pm-2:31 pm

2 stops22h 01m

Saint Thomas Island Cyril E King

Wed 3/4

3:36 pm-12:01 pm

2 stops24h 25m

$385

PortlandSaint Thomas Island

PDX - STT

PDXSTT

Portland

Mon 3/2

4:15 pm-2:55 pm

2 stops18h 40m

Saint Thomas Island Cyril E King

Mon 3/9

1:50 pm-12:45 am

2 stops13h 55m

$432

PortlandSaint Thomas Island

PDX - STT

PDXSTT

Portland

Mon 3/2

4:15 pm-2:55 pm

2 stops18h 40m

Saint Thomas Island Cyril E King

Mon 3/9

1:50 pm-12:45 am

2 stops13h 55m

$466

SeattleSaint Thomas Island

SEA - STT

SEASTT

Seattle/Tacoma Intl

Wed 2/25

2:05 pm-2:55 pm

2 stops20h 50m

Saint Thomas Island Cyril E King

Thu 3/5

2:50 pm-12:30 am

2 stops13h 40m

$483

SeattleSaint Thomas Island

SEA - STT

SEASTT

Seattle/Tacoma Intl

Tue 3/10

5:20 pm-11:00 am

2 stops14h 40m

Saint Thomas Island Cyril E King

Wed 3/11

2:35 pm-10:59 pm

1 stop11h 24m

$494

SeattleSaint Thomas Island

SEA - STT

SEASTT

Seattle/Tacoma Intl

Wed 2/25

10:08 pm-12:06 pm

1 stop9h 58m

Saint Thomas Island Cyril E King

Fri 2/27

1:02 pm-11:07 pm

2 stops14h 05m

$497

SeattleSaint Thomas Island

SEA - STT

SEASTT

Seattle/Tacoma Intl

Sun 4/12

7:05 pm-12:20 pm

2 stops14h 15m

Saint Thomas Island Cyril E King

Fri 4/17

2:10 pm-12:19 am

1 stop13h 09m

$536

SeattleSaint Thomas Island

SEA - STT

SEASTT

Seattle/Tacoma Intl

Sat 2/28

11:59 pm-4:18 pm

1 stop12h 19m

Saint Thomas Island Cyril E King

Sat 3/7

3:35 pm-10:59 pm

1 stop11h 24m

$537

SeattleSaint Thomas Island

SEA - STT

SEASTT

Seattle/Tacoma Intl

Thu 3/5

12:07 am-3:47 pm

2 stops11h 40m

Saint Thomas Island Cyril E King

Mon 3/16

1:53 pm-12:55 am

2 stops14h 02m

$541

PortlandSaint Thomas Island

PDX - STT

PDXSTT

Portland

Wed 3/4

9:45 pm-3:04 pm

1 stop13h 19m

Saint Thomas Island Cyril E King

Mon 3/9

1:55 pm-10:08 pm

1 stop11h 13m

$630

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from State of Washington to Saint Thomas Island

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Saint Thomas Island?

The month of January is another great option to travel to Saint Thomas Island, with average flight prices from State of Washington averaging around $537.

How far in advance should I book a flight to Saint Thomas Island?

You are more likely to see cheaper flights to Saint Thomas Island from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $649 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from State of Washington for as low as $494 on momondo.

Can stopping save me money on State of Washington to Saint Thomas Island flights?

You could potentially save up to 29% on your flight if you consider stops on a State of Washington to Saint Thomas Island flight.

Cheap State of Washington to Saint Thomas Island flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Saint Thomas Island

Fastest flight time

10h 06m

Direct flights

None
The fastest flight from State of Washington to Saint Thomas Island takes 10h 06m
There are no direct flights from State of Washington to Saint Thomas Island. There are no popular flight routes from State of Washington to Saint Thomas Island.
Search flight deals

  • When did momondo last update prices for flights from Washington to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Washington to Saint Thomas Island Cyril E King Airport are updated daily.

  • How many operators does momondo search for flights from Washington to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from Washington to Saint Thomas Island Cyril E King Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The travel and health documents required for your trip to Saint Thomas Island Cyril E King Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint Thomas Island Cyril E King Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from State of Washington to Saint Thomas Island

Compare and see reviews for airlines that fly from State of Washington to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $264Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights
DeltaPriceFrom $280Free CancellationRating
7.9
8,151 reviews
Search Delta flights
American AirlinesPriceFrom $443Free CancellationRating
7.2
11,237 reviews
Search American Airlines flights

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Saint Thomas Island?

It is quick and easy to find Washington to Saint Thomas Island flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Thomas Island that suits you.

Can I find flights from Washington to Saint Thomas Island with flexible booking policies on momondo?

All flight searches from Washington to Saint Thomas Island on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Saint Thomas Island?

Once all potential Washington to Saint Thomas Island flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington to Saint Thomas Island right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Saint Thomas Island, momondo offers a useful price alert feature which will track prices for flights to Saint Thomas Island from Washington and alert you when they change.

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