Santiago de los Caballeros

Cheap flights from St. Louis (STL) to Santiago de los Caballeros (STI)

What is the cheapest day to fly round-trip from St. Louis to Santiago de los Caballeros?

Departing on a Wednesday is a good option for securing a great price. You can expect to save up to 37% when planning your travel around this day of the week.

What is the cheapest month to fly from St. Louis to Santiago de los Caballeros?

Our data shows that August tends to be the cheapest month to fly to Santiago de los Caballeros from St. Louis. Users have commonly found prices around $625 for the month, but tickets can be as low as $444. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from St. Louis to Santiago de los Caballeros (STL - STI)?

When flying from St. Louis to Santiago de los Caballeros, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from St. Louis to Santiago de los Caballeros in January, February 2022

The best prices found for STL to STI flights for January, February
Feb 23 - Mar 22
STL

Lambert-St Louis

STI

Santiago de los Caballeros

1 stop

6h 09m
STI

Santiago de los Caballeros

STL

Lambert-St Louis

1 stop

7h 58m
$264

Spirit Airlines

View Deal

Deal found 1/25/22

Feb 18 - Feb 19
STL

Lambert-St Louis

STI

Santiago de los Caballeros

1 stop

6h 09m
STI

Santiago de los Caballeros

STL

Lambert-St Louis

1 stop

7h 30m
$267

Spirit Airlines

View Deal

Deal found 1/25/22

Feb 16 - Feb 27
STL

Lambert-St Louis

STI

Santiago de los Caballeros

1 stop

6h 09m
STI

Santiago de los Caballeros

STL

Lambert-St Louis

1 stop

7h 30m
$270

Spirit Airlines

View Deal

Deal found 1/25/22

St. Louis to Santiago de los Caballeros 2022 flight deals

Cheap flights to Santiago de los Caballeros from St. Louis found for this year
Feb 23 - Mar 22
STL

Lambert-St Louis

STI

Santiago de los Caballeros

1 stop

6h 09m
STI

Santiago de los Caballeros

STL

Lambert-St Louis

1 stop

7h 58m
$264

Spirit Airlines

View Deal

Deal found 1/25/22

Feb 18 - Feb 19
STL

Lambert-St Louis

STI

Santiago de los Caballeros

1 stop

6h 09m
STI

Santiago de los Caballeros

STL

Lambert-St Louis

1 stop

7h 30m
$267

Spirit Airlines

View Deal

Deal found 1/25/22

Feb 16 - Feb 27
STL

Lambert-St Louis

STI

Santiago de los Caballeros

1 stop

6h 09m
STI

Santiago de los Caballeros

STL

Lambert-St Louis

1 stop

7h 30m
$270

Spirit Airlines

View Deal

Deal found 1/25/22

One-way flights to Santiago de los Caballeros from St. Louis

The cheapest one-way flights from St. Louis to Santiago de los Caballeros
Feb 23
STL

Lambert-St Louis

STI

Santiago de los Caballeros

1 stop

6h 09m
$117

Spirit Airlines

View Deal

Deal found 1/25/22

Feb 23
STL

Lambert-St Louis

STI

Santiago de los Caballeros

2 stops

19h 16m
$145

Spirit Airlines

View Deal

Deal found 1/25/22

Feb 23
STL

Lambert-St Louis

STI

Santiago de los Caballeros

3 stops

19h 16m
$166

Spirit Airlines

View Deal

Deal found 1/25/22

Related info for your journey

Useful info, stats and facts about St. Louis to Santiago de los Caballeros flights.

Which airlines flying from Lambert-St Louis to Santiago de los Caballeros have flexible changes due to COVID-19?

Some of our airline partners flying from Lambert-St Louis to Santiago de los Caballeros have new flexible policies in place due to COVID-19. American Airlines is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from St. Louis to Santiago de los Caballeros for under $300 on Cheapflights?

Yes, there are multiple flights from St. Louis to Santiago de los Caballeros for under $300. The cheapest flight booked recently is on Spirit Airlines for just $264, but on average you can expect to pay $334.

What is the cheapest airline to fly from St. Louis to Santiago de los Caballeros round-trip?

According to our current data, Spirit Airlines ($264), offers the cheapest pricing from St. Louis to Santiago de los Caballeros. Spirit Airlines is currently priced 57% below the average price you’ll pay for this route.

What are the cheapest flights from St. Louis to Santiago de los Caballeros?

Looking at all options, your cheapest flight can be booked for $534. While the most popular route (Lambert-St Louis - Santiago de los Caballeros) can be booked for $456 on average our data indicates $534 when flying from St. Louis to Santiago de los Caballeros.

Can I fly to Santiago de los Caballeros from Lambert-St Louis right now?

Information is based on travel restrictions from Lambert-St Louis to Santiago de los Caballeros

Most visitors from Lambert-St Louis can enter Santiago de los Caballeros without restrictions.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Santiago de los Caballeros.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Santiago de los Caballeros.

Documents
Electronic entry and exit form - All foreign and Dominican passengers entering or leaving Dominican Republic on commercial flights must complete the free electronic entry and exit form, which combines the Traveler’s Health Affidavit, Customs Declaration and International Embarkation/Disembarkation forms. The form is available in English, Spanish, French, Italian, German, Portuguese and Russian.


Can I fly back to Lambert-St Louis from Santiago de los Caballeros?

Returning to Lambert-St Louis from Santiago de los Caballeros

COVID-19 testing requirements
Visitors from Santiago de los Caballeros must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Santiago de los Caballeros are not required to quarantine after entering Lambert-St Louis.

Alternative routes for St. Louis to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from St. Louis to Santiago de los Caballeros

The chart below displays the airlines Cheapflights users traveling from St. Louis to Santiago de los Caballeros choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
American Airlines
Cheapest$490
Average$724
FlexibilityNo cancel fee
On-time71%
COVID-19 safety