What are the cheapest airlines flying 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 $258 on this airline. An additional option worth looking into is Frontier, starting at $325. Spirit Airlines is 54% 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 $139 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $242 and American Airlines from $273 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 23 days early can save you up to 80% on average compared to booking a flight this week. If booking 23 days before your flight isn’t an option for you, users have found flights from Baltimore to Saint Thomas Island for as little as $566 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 $606 on average during September, but can be found for as low as $218.

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.

$139+ Flights from Baltimore to Saint Thomas Island

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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 September, 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	$258 (Cheapflightsfares)
One-way from	$139 (FlightHub)
Popular in	April
Cheapest in	July
Average price	$637

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 ($52 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 June 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 June 12, 2025.

Tue 7/155:45 amBWI - STT

1 stop9h 25mSpirit Airlines

Sat 7/194:05 pmSTT - BWI

1 stop7h 44mSpirit Airlines

Deal found 6/12

$254

Sun 8/104:31 pmBWI - STT

2 stops23h 58mFrontier

Fri 8/155:14 pmSTT - BWI

2 stops16h 19mFrontier

Deal found 6/11

$325

Wed 11/128:45 amBWI - STT

1 stop24h 00mMultiple Airlines

Sat 11/151:47 pmSTT - BWI

2 stops20h 35mMultiple Airlines

Deal found 6/12

$359

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 June 12, 2025.

Mon 7/288:00 amBWI - STT

1 stop7h 10mSpirit Airlines

Wed 8/131:47 pmSTT - BWI

1 stop6h 43mSpirit Airlines

Deal found 6/11

$258

Sun 8/104:31 pmBWI - STT

2 stops23h 58mFrontier

Fri 8/155:14 pmSTT - BWI

2 stops16h 19mFrontier

Deal found 6/11

$325

Sun 7/205:35 pmBWI - STT

2 stops22h 54mMultiple Airlines

Mon 7/2812:26 pmSTT - BWI

1 stop21h 53mMultiple Airlines

Deal found 6/11

$373

Last-minute flights from Baltimore to Saint Thomas Island
Discover last-minute flight deals from Baltimore to Saint Thomas Island. Data last updated June 12, 2025 and is based on user searches.

Wed 6/186:00 amBWI - STT

1 stop9h 43mUnited Airlines

Sun 6/226:05 pmSTT - BWI

2 stops17h 52mUnited Airlines

Deal found 6/10

$1,222

Fri 6/207:20 amBWI - STT

2 stops9h 07mFrontier

Fri 6/275:12 pmSTT - BWI

1 stop18h 57mFrontier

Deal found 6/10

$432

Sat 6/218:38 pmBWI - STT

1 stop13h 10mSpirit Airlines

Thu 6/2610:47 amSTT - BWI

1 stop8h 46mSpirit Airlines

Deal found 6/12

$406

Sat 6/216:44 amBWI - STT

2 stops9h 11mAmerican Airlines

Sat 6/2811:29 amSTT - BWI

1 stop6h 53mAmerican Airlines

Deal found 6/12

$1,691

Sun 6/2210:34 amBWI - STT

2 stops29h 53mMultiple Airlines

Thu 7/104:05 pmSTT - BWI

1 stop7h 44mMultiple Airlines

Deal found 6/10

$376

Thu 7/104:31 pmBWI - STT

2 stops23h 58mFrontier

Mon 7/145:14 pmSTT - BWI

2 stops22h 32mFrontier

Deal found 6/12

$360

Tue 7/155:45 amBWI - STT

1 stop9h 25mSpirit Airlines

Sat 7/194:05 pmSTT - BWI

1 stop7h 44mSpirit Airlines

Deal found 6/12

$254

Sun 7/205:35 pmBWI - STT

2 stops22h 54mMultiple Airlines

Mon 7/2812:26 pmSTT - BWI

1 stop21h 53mMultiple Airlines

Deal found 6/11

$373

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 June 12, 2025.

Wed 7/95:45 amBWI - STT

1 stop9h 25mSpirit Airlines

Deal found 6/11

$139

Sun 6/2210:34 amBWI - STT

2 stops29h 53mFrontier

Deal found 6/10

$242

Thu 8/215:02 amBWI - STT

1 stop6h 04mAmerican Airlines

Deal found 6/12

$273

Tue 7/295:20 pmBWI - STT

2 stops22h 23mUnited Airlines

Deal found 6/10

$430

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

Wed 7/9

5:45 am-3:10 pm

1 stop9h 25m

Saint Thomas Island Cyril E King

Tue 7/15

4:05 pm-11:49 pm

1 stop7h 44m

$257

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sun 8/10

4:31 pm-4:29 pm

2 stops23h 58m

Saint Thomas Island Cyril E King

Fri 8/15

5:14 pm-9:33 am

2 stops16h 19m

$325

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Wed 11/12

8:45 am-9:45 am

1 stop24h 00m

Saint Thomas Island Cyril E King

Sat 11/15

1:47 pm-9:22 am

2 stops20h 35m

$359

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Wed 7/9

5:45 am-3:10 pm

1 stop9h 25m

$139

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sun 6/22

10:34 am-4:27 pm

2 stops29h 53m

$242

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Thu 8/21

5:02 am-11:06 am

1 stop6h 04m

$273

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Tue 7/29

5:20 pm-3:43 pm

2 stops22h 23m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 $650). 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.

Reviews of airlines servicing Saint Thomas Island

To help decide which airline to fly from Baltimore to Saint Thomas Island, see what other customers have to say about United Airlines, American Airlines and Spirit Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,790 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Spirit Airlines

6.3

Okay

8,052 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Frontier

5.9

Fair

3,295 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What are the cheapest airlines flying 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 $258 on this airline. An additional option worth looking into is Frontier, starting at $325. Spirit Airlines is 54% 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 $139 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $242 and American Airlines from $273 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 $650). 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$196	Average$373	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$437	Average$606	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$448	Average$635	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$477	Average$656	FlexibilityNo cancel fee	On-time69%

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$139+ 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 7/9. 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 September, 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 June 12, 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 June 12, 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 June 9, 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 June 12, 2025.

Reviews of airlines servicing Saint Thomas Island

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 are the cheapest airlines flying 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?

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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 June 12, 2025.