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$637+ Cheap flights from St. Louis (STL) to Antigua

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ANU
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from St. Louis to Antigua

Keep the following information in mind while searching for St. Louis to Antigua flight deals. Data was last updated September 17, 2025.

Round-trip from

$637
(Delta)

Popular in

November

Cheapest in

May

Average price

$695
From Lambert-St Louis to Antigua
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from St. Louis to Antigua

Cheapest flights from St. Louis to Antigua
Explore the most affordable flight options available from St. Louis to Antigua. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:45 pmSTL - ANU
2 stops20h 01mAmerican Airlines
Wed 11/122:15 pmANU - STL
2 stops10h 52mAmerican Airlines
Deal found 9/17$705
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:23 amSTL - ANU
1 stop7h 28mAmerican Airlines
Wed 10/222:55 pmANU - STL
1 stop10h 01mAmerican Airlines
Deal found 9/15$731
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/185:09 pmSTL - ANU
2 stops21h 28mAmerican Airlines
Fri 10/241:10 pmANU - STL
2 stops20h 43mAmerican Airlines
Deal found 9/16$735
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:12 amSTL - ANU
2 stops29h 34mAmerican Airlines
Thu 11/132:15 pmANU - STL
1 stop10h 12mAmerican Airlines
Deal found 9/15$845
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:28 amSTL - ANU
1 stop8h 41mAmerican Airlines
Fri 10/34:09 pmANU - STL
1 stop8h 50mAmerican Airlines
Deal found 9/16$1,095
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:31 pmSTL - ANU
3 stops21h 09mMultiple Airlines
Wed 11/124:20 pmANU - STL
2 stops24h 05mMultiple Airlines
Deal found 9/17$1,133

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Antigua 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from St. Louis to Antigua that are best for you.

Fly from

St. Louis

Fly to

Antigua

Route

Depart

Return

Price

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Tue 3/10

6:00 am-1:45 pm

1 stop6h 45m

St. John's V.C. Bird Intl

Tue 3/17

3:05 pm-11:40 pm

1 stop9h 35m

$637

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Tue 3/10

4:43 pm-1:20 pm

2 stops19h 37m

St. John's V.C. Bird Intl

Tue 3/17

2:10 pm-11:37 pm

1 stop10h 27m

$675

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Sun 11/9

6:45 pm-4:46 pm

2 stops20h 01m

St. John's V.C. Bird Intl

Wed 11/12

2:15 pm-10:27 pm

1 stop10h 12m

$705

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Wed 10/15

5:23 am-1:51 pm

1 stop7h 28m

St. John's V.C. Bird Intl

Wed 10/22

2:55 pm-11:56 pm

1 stop10h 01m

$731

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Sat 10/18

5:09 pm-3:37 pm

2 stops21h 28m

St. John's V.C. Bird Intl

Fri 10/24

1:10 pm-8:53 am

2 stops20h 43m

$735

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Thu 2/12

7:30 am-4:05 pm

1 stop6h 35m

St. John's V.C. Bird Intl

Fri 2/20

5:15 pm-11:46 pm

1 stop8h 31m

$746

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from St. Louis to Antigua

Have a flexible travel schedule? Discover the best time to fly to Antigua from St. Louis 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 St. Louis to Antigua

What is the cheapest month to book a flight from St. Louis to Antigua?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Antigua (average of $500). Flying from St. Louis to Antigua in June is currently the most expensive (average of $651). 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.

Reviews of airlines servicing Antigua

Get insights into the airlines that provide service to Antigua. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Antigua. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with American Airlines from St. Louis to Antigua by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Antigua. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Antigua?

    For a flight from St. Louis to Antigua, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • How long is the flight from St. Louis to Antigua?

    Delta and American Airlines can get you from St. Louis to Antigua in just under 6h 45m. Your travel time can differ by up to 12h 52m. Airlines will cover a distance of 2277 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from St. Louis to Antigua that include hotel bookings?

    Yes. In addition to deals on St. Louis to Antigua flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Antigua?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Antigua.

  • Can I find deals for business class flights from St. Louis to Antigua?

    Yes. Cheapflights offers flight deals from St. Louis to Antigua 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 St. Louis to Antigua?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Antigua (average of $500). Flying from St. Louis to Antigua in June is currently the most expensive (average of $651). 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

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Alternative routes for St. Louis to Antigua

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to St. John's flights
St. Louis to St. John's flights

Top airline flying from St. Louis to Antigua

Discover the top airline that operate flights from St. Louis to Antigua. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$654Average$764FlexibilityNo cancel feeOn-time71%

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