Cheap Flights from St. Louis

125 international destinations

Fares shown are modelled estimates, not live quotes.

Lowest Estimated Prices from St. Louis

Watch fares from STL

Add your email and we will send the cheapest fares we find leaving St. Louis.

No account needed. We will use STL as your home airport. Unsubscribe anytime. Fare emails begin once the rebuilt feed is live.

All Destinations from St. Louis

DestinationCountryRegionEst. PriceFlight Time
MTYMonterreyMexicocentral america-caribbean$89~3h
NASNassauBahamascentral america-caribbean$102~3h
CUNCancunMexicocentral america-caribbean$105~3h
MEXMexico CityMexicocentral america-caribbean$120~4h
GCMGrand CaymanCayman Islandscentral america-caribbean$122~4h
GDLGuadalajaraMexicocentral america-caribbean$124~4h
PVRPuerto VallartaMexicocentral america-caribbean$129~4h
SJDLos CabosMexicocentral america-caribbean$132~4h
MBJMontego BayJamaicacentral america-caribbean$134~4h
KINKingstonJamaicacentral america-caribbean$139~4h
SDQSanto DomingoDominican Republiccentral america-caribbean$158~5h
PUJPunta CanaDominican Republiccentral america-caribbean$161~5h
SJUSan JuanPuerto Ricocentral america-caribbean$170~5h
STTSt. ThomasUS Virgin Islandscentral america-caribbean$174~5h
SXMSt. MaartenSint Maartencentral america-caribbean$183~5h
AUAArubaArubacentral america-caribbean$185~5h
CURCuracaoCuracaocentral america-caribbean$190~6h
ANUAntiguaAntigua and Barbudacentral america-caribbean$192~6h
UVFSt. LuciaSaint Luciacentral america-caribbean$209~6h
BGIBarbadosBarbadoscentral america-caribbean$218~6h
POSTrinidadTrinidad and Tobagocentral america-caribbean$222~6h
KEFReykjavikIcelandeurope$269~7h
DUBDublinIrelandeurope$329~9h
GLAGlasgowUnited Kingdomeurope$329~9h
EDIEdinburghUnited Kingdomeurope$332~9h
MANManchesterUnited Kingdomeurope$342~9h
BHXBirminghamUnited Kingdomeurope$345~9h
OPOPortoPortugaleurope$350~9h
LHRLondonUnited Kingdomeurope$352~9h
LISLisbonPortugaleurope$354~9h
OSLOsloNorwayeurope$361~10h
FAOFaroPortugaleurope$364~10h
AMSAmsterdamNetherlandseurope$366~10h
CDGParisFranceeurope$369~10h
BRUBrusselsBelgiumeurope$369~10h
MADMadridSpaineurope$371~10h
SVQSevilleSpaineurope$371~10h
DUSDusseldorfGermanyeurope$375~10h
HAMHamburgGermanyeurope$378~10h
AGPMalagaSpaineurope$379~10h
CPHCopenhagenDenmarkeurope$380~10h
ARNStockholmSwedeneurope$380~10h
FRAFrankfurtGermanyeurope$385~10h
LYSLyonFranceeurope$387~10h
GVAGenevaSwitzerlandeurope$389~10h
BCNBarcelonaSpaineurope$390~10h
BERBerlinGermanyeurope$392~10h
ZRHZurichSwitzerlandeurope$393~10h
HELHelsinkiFinlandeurope$393~10h
IBZIbizaSpaineurope$395~10h
MRSMarseilleFranceeurope$395~10h
TLLTallinnEstoniaeurope$397~10h
PMIPalma de MallorcaSpaineurope$398~10h
MXPMilanItalyeurope$400~11h
MUCMunichGermanyeurope$401~11h
NCENiceFranceeurope$401~11h
PRGPragueCzech Republiceurope$402~11h
RIXRigaLatviaeurope$404~11h
LEDSt. PetersburgRussiaeurope$407~11h
VCEVeniceItalyeurope$412~11h
WAWWarsawPolandeurope$414~11h
FLRFlorenceItalyeurope$414~11h
VIEViennaAustriaeurope$416~11h
LJULjubljanaSloveniaeurope$416~11h
VNOVilniusLithuaniaeurope$416~11h
BTSBratislavaSlovakiaeurope$418~11h
KRKKrakowPolandeurope$419~11h
ZAGZagrebCroatiaeurope$423~11h
FCORomeItalyeurope$425~11h
BUDBudapestHungaryeurope$427~11h
SPUSplitCroatiaeurope$432~11h
NAPNaplesItalyeurope$435~11h
SVOMoscowRussiaeurope$438~11h
SJJSarajevoBosnia and Herzegovinaeurope$438~11h
BEGBelgradeSerbiaeurope$440~11h
DBVDubrovnikCroatiaeurope$442~12h
TGDPodgoricaMontenegroeurope$446~12h
TIATiranaAlbaniaeurope$451~12h
MLTMaltaMaltaeurope$454~12h
SKPSkopjeNorth Macedoniaeurope$455~12h
OTPBucharestRomaniaeurope$458~12h
SOFSofiaBulgariaeurope$458~12h
SKGThessalonikiGreeceeurope$465~12h
ATHAthensGreeceeurope$479~12h
ISTIstanbulTurkeyeurope$480~12h
SAWIstanbul SabihaTurkeyeurope$483~13h
MYKMykonosGreeceeurope$485~13h
JTRSantoriniGreeceeurope$490~13h
AYTAntalyaTurkeyeurope$505~13h
LCALarnacaCypruseurope$522~13h
NRTTokyoJapanasia$587~14h
HNDTokyo HanedaJapanasia$590~14h
KIXOsakaJapanasia$610~14h
ICNSeoulSouth Koreaasia$617~14h
TLVTel AvivIsraelmiddle east$620~14h
PEKBeijingChinaasia$622~14h
PVGShanghaiChinaasia$664~15h
TPETaipeiTaiwanasia$700~16h
DELDelhiIndiaasia$713~16h
KTMKathmanduNepalasia$725~17h
CANGuangzhouChinaasia$728~17h
SZXShenzhenChinaasia$732~17h
HKGHong KongHong Kongasia$734~17h
HANHanoiVietnamasia$755~17h
MNLManilaPhilippinesasia$761~17h
BOMMumbaiIndiaasia$767~18h
CEBCebuPhilippinesasia$776~18h
CNXChiang MaiThailandasia$778~18h
VTEVientianeLaosasia$779~18h
DADDa NangVietnamasia$782~18h
RGNYangonMyanmarasia$792~18h
REPSiem ReapCambodiaasia$806~18h
BKKBangkokThailandasia$808~18h
BLRBangaloreIndiaasia$810~19h
MAAChennaiIndiaasia$814~19h
PNHPhnom PenhCambodiaasia$816~19h
SGNHo Chi Minh CityVietnamasia$817~19h
HKTPhuketThailandasia$846~19h
CMBColomboSri Lankaasia$851~19h
MLEMaleMaldivesasia$859~20h
PENPenangMalaysiaasia$861~20h
KULKuala LumpurMalaysiaasia$875~20h
SINSingaporeSingaporeasia$880~20h
DPSBaliIndonesiaasia$908~21h
CGKJakartaIndonesiaasia$919~21h

Featured Route Estimates from St. Louis

ROUTE ESTIMATE
STLMTY
Monterrey
Est. $89
estimated round trip
View Route
ROUTE ESTIMATE
STLNAS
Nassau
Est. $102
estimated round trip
View Route
ROUTE ESTIMATE
STLCUN
Cancun
Est. $105
estimated round trip
View Route

Best Time to Fly from St. Louis

Based on seasonal patterns across popular destinations, the best months to find deals from St. Louis are typically January, February, March, April.

These months tend to offer the best combination of good weather at your destination and lower airfare demand. Fare reviews and notifications are paused while the fare feed moves to a new provider.

About St. Louis Lambert International

STL is Southwest Airlines' second-largest hub after Dallas, which means cheap domestic flights but limited international routing. You'll find nonstops to about 15 European cities in summer, mostly operated by Lufthansa, United, and Air France, but don't expect year-round service on most routes. The airport handles 35+ million passengers annually and is undergoing a $1.4B modernization project through 2026, so expect some construction noise and terminal shuffling. It's a straightforward, efficient airport without the chaos of major hubs—you can get from curb to gate in 20 minutes if you're organized.

Terminals & Airlines

STL has one main Terminal 1 divided into two concourses: the North Concourse (Concourse A, gates 1-24) primarily serves Southwest, Spirit, and Frontier; the South Concourse (Concourse B, gates 25-51) handles United, American, Delta, and international carriers. International flights depart exclusively from the South Concourse. Post-security, you'll find the same shops and mediocre food everywhere, but the South Concourse has better restaurant options including a decent Bogart's Smokehouse location.

Getting to the Airport

MetroLink light rail runs from downtown St. Louis to the airport terminals (Gateway Station) every 10-15 minutes, 24/7, taking 27 minutes from Civic Center Station; costs $3.50 one-way or $6 round-trip—this is your best bet. Uber/Lyft from downtown runs $18-28 depending on surge, and rideshare pickup is well-organized at Terminal 1. Rental cars and taxis available but unnecessary for most travelers. Parking at the airport: Hourly Garage runs $3/hour ($18 max daily), Economy Lot B is $12/day, and premium valet is $30/day—if you're leaving the car for 4+ days, the economy lot makes sense.

Parking

Avoid the Hourly Garage unless you're under 90 minutes; book Economy Lot B ($12/day, 5-minute walk and tram) online at least 24 hours ahead for $1-2 discount. If flying out before 6 AM, use the cell phone lot (free, 15-minute drive from terminal) and just grab an Uber—cheaper than parking all day. Valet ($30/day) is only worth it if you're taking an international flight and want zero friction; for domestic, it's overkill.

Airlines at STL

Southwest AirlinesSpirit AirlinesFrontier AirlinesUnited AirlinesAmerican AirlinesDelta Air LinesAlaska AirlinesAir FranceLufthansaCondorWestJetSunwing AirlinesAir Canada

Pro Tips for Flying from St. Louis

1

Southwest dominates STL, so if you're not flying Southwest internationally, you'll likely connect through another hub. Book your transatlantic flight as a separate ticket if you're on a tight connection—one-stop routing from STL often adds 4-6 hours to your journey.

2

Summer (June-August) is when Lufthansa adds seasonal routes from STL to Frankfurt, Munich, and Berlin; if you're flexible on timing, book May departures to lock in cheaper June flights before the seasonal capacity ramps up.

3

The MetroLink train is genuinely safe and reliable—ignore old Reddit posts; it's been completely overhauled. Use it instead of Uber for airport runs to save $20-30 and avoid surge pricing on game days.

4

International security lines move fast because STL doesn't have the international volume of major hubs. Arrive 2 hours before international departures instead of the standard 3—you'll often clear security in 15 minutes.

Cheapest Regions from St. Louis

RegionEst. Avg PriceBest Month
mexico$280october
caribbean$320september
central America$420august
europe$580january
middle East$580october
south America$620february
asia$680november
africa$750april
oceania$850april

Nearby Airports to Consider

MCIKansas City International
250 miles, 3.5 hours west
When American Airlines has flash sales (they hub in KC); occasional $40-80 cheaper transatlantic fares if you're flexible on departure city. Only worth it if you save $150+.
Chicago O'Hare International
300 miles, 4.5 hours northeast
Regular transatlantic service with competitive pricing; better if you're booking 2-3 weeks out. United dominates ORD, so their fares are often $30-100 cheaper than STL connections. Drive or bus only if savings exceed $200.
ILMIndianapolis International
240 miles, 3.75 hours northeast
Rarely cheaper; only consider if you're already in Indianapolis or chasing a specific deal. No advantage over STL.

Frequently Asked Questions

What are the cheapest international flights from St. Louis?

Some of the most affordable international destinations from St. Louis include Monterrey (est. $89 RT), Nassau (est. $102 RT), Cancun (est. $105 RT). Prices vary by season and how far in advance you book.

When is the best time to fly from St. Louis?

Based on seasonal patterns, the best months to find deals from St. Louis are typically January, February, March, April. These periods tend to offer a balance of favorable weather at popular destinations and lower demand for flights.

How far in advance should I book flights from St. Louis?

For international flights from St. Louis, booking 6–12 weeks in advance typically yields the best prices. For peak summer travel (June–August) and holiday periods, booking 3–6 months early is recommended. Fare reviews and notifications are paused during the provider migration.

What airports serve St. Louis?

St. Louis is served by St. Louis Lambert International (STL).

How many international destinations can I fly to from St. Louis?

Wildly lists 125+ international destinations from St. Louis. These span regions including Europe, Asia, the Caribbean, South America, and beyond. Browse all routes to find your target destination.

Flights from St. Louis by Budget

Filter routes from St. Louis by your price target:

Flights from St. Louis by Region

Related Reading

Planning scenario

What would a lower fare change?

Enter what you normally spend. We'll show the simple math for a fare that is 5%, 10%, or 15% lower. This is a planning scenario, not a savings prediction or a live fare quote.

Planning from STL.

Get weekly fares from St. Louis

Sign up for the weekly cheapest-fare email. Fare checks and emails begin after the rebuilt feed is live.

Get My Weekly Fare Email
Welcome email now, fares after the feed returns

The Cheapest Fares From Your Airport, Every Week

Sign up for the weekly cheapest-fare email. This page is about STL, so we will use that as your home airport. Fare checks and deal emails will begin once the rebuilt feed is live.

✈ Recently found international fares🗓 One email each week🛠 Starts after the fare feed is live

No spam. Unsubscribe anytime. See plans and trial details →

Payments securely processed via Stripe.com