What is the cheapest airline to fly from Baltimore to Saint Thomas Island round-trip?

Our cheapest airline available from Baltimore to Saint Thomas Island is Spirit Airlines. Our recent data shows that you can find tickets from as low as $232 on this airline. Spirit Airlines is 58% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Baltimore to Saint Thomas Island one-way?

One-way options have recently been found by users for as low as $123 on Spirit Airlines. Other airlines that offer cheap prices include Delta from $383 and United Airlines from $523 one-way.

What is the cheapest day to fly from Baltimore to Saint Thomas Island?

Travelers seeking maximum savings on their Baltimore to Saint Thomas Island flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Baltimore to Saint Thomas Island?

Consider American Airlines, Delta or Spirit Airlines when booking your flight. These represent the most popular airlines when flying from Baltimore to Saint Thomas Island.

What is the cheapest day to fly round-trip from Baltimore to Saint Thomas Island?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 27% on your flight compared to booking on days when demand is much higher.

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

Users have found that booking a flight from Baltimore to Saint Thomas Island at least 38 days early can save you up to 113% on average compared to booking a flight this week. If booking 38 days before your flight isn’t an option for you, users have found flights from Baltimore to Saint Thomas Island for as little as $560 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $898 for flights departing within the next 3 days.

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

Due to multiple factors, expect to potentially pay more when booking in April. For low rates, September can be a great choice for travel to Saint Thomas Island. Flights to Saint Thomas Island from Baltimore in September are about $604 on average during September, but can be found for as low as $223.

How can I find direct flights from Baltimore to Saint Thomas Island?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Saint Thomas Island.

Can I find deals for business class flights from Baltimore to Saint Thomas Island?

Yes. Cheapflights offers flight deals from Baltimore to Saint Thomas Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$123+ Flights from Baltimore to Saint Thomas Island

Q: How much does it cost to fly round-trip from Baltimore to Saint Thomas Island?

Airfare is below average for this route at the moment. Baltimore to Saint Thomas Island flights typically cost between $401 and $615 in November. The cheapest round-trip price found within the last 3 days was $232 on Spirit Airlines (Nov 1-Nov 8).

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1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Baltimore/Washington to Saint Thomas Island Cyril E King are usually found in July or October, booked 34 days in advance, depart on a Thursday or Tuesday and return on a Friday

Cheap flight deals from Baltimore to Saint Thomas Island

Round-trip from	$232 (CheapOair)
One-way from	$123 (CheapOair)
Popular in	April
Cheapest in	July
Average price	$451

From Baltimore/Washington to Saint Thomas Island Cyril E King

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One-way flight from Baltimore/Washington to Saint Thomas Island Cyril E King

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Highest demand for flights based on searches. 8% potential increase in price ($55 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Baltimore to Saint Thomas Island

Cheapest flights from Baltimore to Saint Thomas Island
Explore the most affordable flight options available from Baltimore to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Sat 11/19:54 pmBWI - STT

1 stop16h 02mSpirit Airlines

Sat 11/81:33 pmSTT - BWI

1 stop11h 21mSpirit Airlines

Deal found 7/29

$232

Best flights from Baltimore to Saint Thomas Island
Discover carefully curated flight deals from Baltimore to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Sat 11/19:54 pmBWI - STT

1 stop16h 02mSpirit Airlines

Sat 11/81:33 pmSTT - BWI

1 stop11h 21mSpirit Airlines

Deal found 7/29

$232

Last-minute flights from Baltimore to Saint Thomas Island
Discover last-minute flight deals from Baltimore to Saint Thomas Island. Data last updated July 29, 2025 and is based on user searches.

Mon 8/46:48 amBWI - STT

1 stop9h 41mMultiple Airlines

Wed 8/61:25 pmSTT - BWI

1 stop10h 24mMultiple Airlines

Deal found 7/28

$452

Thu 8/75:45 amBWI - STT

1 stop9h 25mSpirit Airlines

Thu 8/142:43 pmSTT - BWI

1 stop6h 19mSpirit Airlines

Deal found 7/28

$364

Sat 8/237:54 pmBWI - STT

1 stop15h 19mSpirit Airlines

Tue 8/262:43 pmSTT - BWI

1 stop6h 19mSpirit Airlines

Deal found 7/28

$233

One-way flights from Baltimore to Saint Thomas Island
Search for one-way flight options from Baltimore to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Mon 9/226:03 pmBWI - STT

1 stop15h 41mSpirit Airlines

Deal found 7/28

$123

Tue 8/56:40 pmBWI - STT

2 stops17h 50mMultiple Airlines

Deal found 7/28

$288

Sat 8/167:00 amBWI - STT

1 stop8h 10mDelta

Deal found 7/27

$383

Sat 8/26:00 amBWI - STT

1 stop9h 43mUnited Airlines

Deal found 7/28

$523

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sat 11/1

9:54 pm-1:56 pm

1 stop16h 02m

Saint Thomas Island Cyril E King

Sat 11/8

1:33 pm-11:54 pm

1 stop11h 21m

$232

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Mon 9/22

6:03 pm-9:44 am

1 stop15h 41m

$123

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Tue 8/5

6:40 pm-12:30 pm

2 stops17h 50m

$288

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sat 8/16

7:00 am-3:10 pm

1 stop8h 10m

$383

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sat 8/2

6:00 am-3:43 pm

1 stop9h 43m

$523

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Baltimore to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Baltimore with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Saint Thomas Island

How far ahead should I book a flight from Baltimore to Saint Thomas Island?

To ensure you get the cheapest price possible for a flight from Baltimore to Saint Thomas Island, you should look to book at least 34 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Baltimore to Saint Thomas Island?

Currently, September is the cheapest month in which you can book a flight from Baltimore to Saint Thomas Island (average of $433). Flying from Baltimore to Saint Thomas Island in June is currently the most expensive (average of $649). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BWI to STT?

It’s optimal to fly from Baltimore to Saint Thomas Island in the afternoon. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from Baltimore to Saint Thomas Island?

Reviews of airlines servicing Saint Thomas Island

See what other customers who have flown with Delta, United Airlines, and Spirit Airlines from Baltimore to Saint Thomas Island have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,979 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,896 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Spirit Airlines

6.3

Okay

8,040 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What is the cheapest airline to fly from Baltimore to Saint Thomas Island round-trip?
Our cheapest airline available from Baltimore to Saint Thomas Island is Spirit Airlines. Our recent data shows that you can find tickets from as low as $232 on this airline. Spirit Airlines is 58% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Baltimore to Saint Thomas Island one-way?
One-way options have recently been found by users for as low as $123 on Spirit Airlines. Other airlines that offer cheap prices include Delta from $383 and United Airlines from $523 one-way.
Can I find deals for flights from Baltimore to Saint Thomas Island that include hotel bookings?
Yes. In addition to deals on Baltimore to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Baltimore to Saint Thomas Island?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Saint Thomas Island.
Can I find deals for business class flights from Baltimore to Saint Thomas Island?
Yes. Cheapflights offers flight deals from Baltimore to Saint Thomas Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Baltimore to Saint Thomas Island?
Currently, September is the cheapest month in which you can book a flight from Baltimore to Saint Thomas Island (average of $433). Flying from Baltimore to Saint Thomas Island in June is currently the most expensive (average of $649). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

St. John

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Baltimore to Saint Thomas Island

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$197	Average$356	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$437	Average$596	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$456	Average$636	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$485	Average$656	FlexibilityNo cancel fee	On-time69%

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$123+ Cheap flights from Baltimore (BWI) to Saint Thomas Island (STT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Baltimore/Washington to Saint Thomas Island Cyril E King are usually found in July or October, booked 34 days in advance, depart on a Thursday or Tuesday and return on a Friday

Cheap flight deals from Baltimore to Saint Thomas Island

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Baltimore to Saint Thomas Island

Cheapest flights from Baltimore to Saint Thomas IslandExplore the most affordable flight options available from Baltimore to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Baltimore to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Saint Thomas Island that are best for you.

Best time to book a flight from Baltimore to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Baltimore with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Saint Thomas Island

How far ahead should I book a flight from Baltimore to Saint Thomas Island?

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Saint Thomas Island. Price data was last updated on July 25, 2025.

What is the cheapest month to book a flight from Baltimore to Saint Thomas Island?

What is the cheapest time of day to fly from BWI to STT?

Find hourly flight availability from Baltimore to Saint Thomas Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

How much does it cost to fly round-trip from Baltimore to Saint Thomas Island?

Reviews of airlines servicing Saint Thomas Island

See what other customers who have flown with Delta, United Airlines, and Spirit Airlines from Baltimore to Saint Thomas Island have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Saint Thomas Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Baltimore to Saint Thomas Island round-trip?

What are the cheapest airlines to fly from Baltimore to Saint Thomas Island one-way?

Can I find deals for flights from Baltimore to Saint Thomas Island that include hotel bookings?

How can I find direct flights from Baltimore to Saint Thomas Island?

Can I find deals for business class flights from Baltimore to Saint Thomas Island?

What is the cheapest month to book a flight from Baltimore to Saint Thomas Island?

Traveling to a place near Saint Thomas Island?

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Alternative routes for Baltimore to Saint Thomas Island

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Top 4 airlines flying from Baltimore to Saint Thomas Island

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Cheapest flights from Baltimore to Saint Thomas Island
Explore the most affordable flight options available from Baltimore to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.