Featured airlines
Cheap Flights from St. Louis to Aguadilla (STL-BQN)
Prices were available within the past 7 days and start at $154 for one-way flights and $317 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Frequently asked questions
Travel information
Travel information
Origin airport | Lambert-St. Louis Intl. |
Destination airport | Rafael Hernandez |
Airlines serving | United |
Roundtrip price | $317 |
Distance | 1973 mi |
Book with confidence
Book with confidence
The cheapest times to fly from St. Louis to Aguadilla
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Aguadilla are during the month of May. You can find some of the cheapest flights from St. Louis to Aguadilla with Expedia's search tool and vast selection of airlines.
The best time to book a flight from St. Louis to Aguadilla
Sunday is one of the best days to book for cheap flights from St. Louis to Aguadilla: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from St. Louis to Aguadilla
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Aguadilla in 2025. You can also book with separate airlines for your outbound and return journeys, from $154 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Aguadilla flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Aguadilla airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- British Airways
- United
- Frontier Airlines
- Lufthansa
- Aeromexico
- Air France
- American Airlines
- Turkish Airlines
- Spirit Airlines
- Alaska Airlines
- Air Canada
- Delta
- KLM
- Qatar Airways
- Iberia
- Finnair
- Flights to Isabela
- Flights to Rincon
- Flights to Manati
- Flights to Arecibo
- Flights to Cabo Rojo
- Flights to Aguadilla
- Flights to Vega Alta
- Flights to Guayanilla
- Flights to Aguada
- Flights to Guanica
- Flights to Vieques
- Flights to Mayagüez
- Flights to Ponce
- Flights to Culebra
- Flights to Humacao
- Flights to Añasco
- Flights to Gurabo
- Flights to Ceiba
- Flights to Lajas
- Flights to Salinas
- Flights from Cairo Regional
- Flights from Williamson County Regional
- Flights from Columbia Regional
- Flights from Quincy Regional-Baldwin Field
- Flights from Decatur
- Flights from Roy Otten Memorial Airfield
- Flights from Cape Girardeau Municipal
- Flights from Abraham Lincoln Capital
- Flights from St. Robert Regional
- Flights from Spirit of St. Louis
- Flights from Denver (DEN) to Las Vegas (LAS)
- Flights from Portland (PDX) to Las Vegas (LAS)
- Flights from Dallas (DFW) to Las Vegas (LAS)
- Flights from Minneapolis (MSP) to Las Vegas (LAS)
- Flights from Atlanta (ATL) to Las Vegas (LAS)
- Flights from Chicago (ORD) to Las Vegas (LAS)
- Flights from Houston (IAH) to Las Vegas (LAS)
- Flights from New York (NYC) to Las Vegas (LAS)
- Flights from Los Angeles (LAX) to Las Vegas (LAS)
- Flights from Detroit (DTW) to Las Vegas (LAS)
- Flights from San Francisco (SFO) to Las Vegas (LAS)
- Flights from Seattle (SEA) to Las Vegas (LAS)
- Flights from Los Angeles (LAX) to Dallas (DFW)
- Flights from St. Louis (STL) to Fort Lauderdale (FLL)
- Flights from Raleigh (RDU) to Aguadilla (BQN)
- Flights from Newark Liberty Intl. Airport (EWR) to Aguadilla (BQN)
- Flights from Tampa (TPA) to Aguadilla (BQN)
- Flights from Boston (BOS) to Aguadilla (BQN)
- Flights from Fort Lauderdale (FLL) to Aguadilla (BQN)
- Flights from New York (LGA) to Aguadilla (BQN)
- Flights from Charlotte (CLT) to Aguadilla (BQN)
- Flights from Hartford (BDL) to Aguadilla (BQN)
- Flights from Detroit (DTW) to Aguadilla (BQN)
- Flights from Miami (MIA) to Aguadilla (BQN)
- Flights from Chicago (ORD) to Aguadilla (BQN)
- Flights from Washington (DCA) to Aguadilla (BQN)
- Flights from St. Louis (STL) to Newark Liberty Intl. Airport (EWR)
- Flights from St. Louis (STL) to Honolulu (HNL)
- Flights from St. Louis (STL) to Punta Cana (PUJ)
- Flights from St. Louis (STL) to Phoenix (PHX)
- Flights from Seattle (SEA) to Phoenix (PHX)
- Flights from St. Louis (STL) to New York (LGA)
- Flights from Dallas (DFW) to Cancun (CUN)
- Flights from Los Angeles (LAX) to Seattle (SEA)
- Flights from St. Louis (STL) to Seattle (SEA)
- Flights from New York (NYC) to Atlanta (ATL)
- Flights from Dallas (DFW) to Orlando (MCO)
- Flights from Boston (BOS) to Orlando (MCO)
- Flights from Philadelphia (PHL) to Orlando (MCO)
- Flights from St. Louis (STL) to Los Angeles (LAX)
- Flights from New York (NYC) to Los Angeles (LAX)
- Flights from Dallas (DFW) to Los Angeles (LAX)
- Flights from Seattle (SEA) to Los Angeles (LAX)
- Flights from Las Vegas (LAS) to Los Angeles (LAX)
- Flights from St. Louis (STL) to Denver (DEN)
- Flights from Dallas (DFW) to Chicago (ORD)
- Flights from Los Angeles (LAX) to New York (NYC)
- Flights from Miami (MIA) to New York (NYC)
- Flights from Atlanta (ATL) to New York (NYC)
- Flights from Dallas (DFW) to New York (NYC)
- Flights from St. Louis (STL) to New York (JFK)
- Flights from St. Louis (STL) to San Diego (SAN)
- Flights from Boston (BOS) to Miami (MIA)
- Flights from St. Louis (STL) to Miami (MIA)
- Delta St. Louis (STL) to Fort Lauderdale (FLL) flights
- JetBlue Airways Boston (BOS) to Aguadilla (BQN) flights
- JetBlue Airways New York (JFK) to Aguadilla (BQN) flights
- United Newark Liberty Intl. Airport (EWR) to Aguadilla (BQN) flights
- United St. Louis (STL) to Newark Liberty Intl. Airport (EWR) flights
- Alaska Airlines St. Louis (STL) to Honolulu (HNL) flights
- Delta St. Louis (STL) to New York (LGA) flights
- Alaska Airlines St. Louis (STL) to Seattle (SEA) flights
- Alaska Airlines St. Louis (STL) to Los Angeles (LAX) flights
- United St. Louis (STL) to Denver (DEN) flights
- American Airlines St. Louis (STL) to New York (JFK) flights
- Alaska Airlines St. Louis (STL) to San Diego (SAN) flights
- American Airlines St. Louis (STL) to Miami (MIA) flights