Cheap Flights from Houston

124 international destinations

Fares shown are modelled estimates, not live quotes.

Lowest Estimated Prices from Houston

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All Destinations from Houston

DestinationCountryRegionEst. PriceFlight Time
MEXMexico CityMexicocentral america-caribbean$65~3h
CUNCancunMexicocentral america-caribbean$68~3h
GDLGuadalajaraMexicocentral america-caribbean$69~3h
PVRPuerto VallartaMexicocentral america-caribbean$75~3h
SJDLos CabosMexicocentral america-caribbean$85~3h
NASNassauBahamascentral america-caribbean$96~3h
GCMGrand CaymanCayman Islandscentral america-caribbean$96~3h
MBJMontego BayJamaicacentral america-caribbean$114~4h
KINKingstonJamaicacentral america-caribbean$121~4h
SDQSanto DomingoDominican Republiccentral america-caribbean$151~5h
PUJPunta CanaDominican Republiccentral america-caribbean$157~5h
SJUSan JuanPuerto Ricocentral america-caribbean$169~5h
AUAArubaArubacentral america-caribbean$170~5h
STTSt. ThomasUS Virgin Islandscentral america-caribbean$174~5h
CURCuracaoCuracaocentral america-caribbean$176~5h
SXMSt. MaartenSint Maartencentral america-caribbean$184~5h
ANUAntiguaAntigua and Barbudacentral america-caribbean$193~6h
UVFSt. LuciaSaint Luciacentral america-caribbean$207~6h
BGIBarbadosBarbadoscentral america-caribbean$216~6h
POSTrinidadTrinidad and Tobagocentral america-caribbean$216~6h
KEFReykjavikIcelandeurope$324~9h
DUBDublinIrelandeurope$382~10h
GLAGlasgowUnited Kingdomeurope$384~10h
EDIEdinburghUnited Kingdomeurope$387~10h
MANManchesterUnited Kingdomeurope$395~10h
OPOPortoPortugaleurope$398~10h
BHXBirminghamUnited Kingdomeurope$399~10h
LISLisbonPortugaleurope$401~11h
LHRLondonUnited Kingdomeurope$405~11h
FAOFaroPortugaleurope$410~11h
OSLOsloNorwayeurope$417~11h
SVQSevilleSpaineurope$418~11h
AMSAmsterdamNetherlandseurope$420~11h
MADMadridSpaineurope$420~11h
CDGParisFranceeurope$422~11h
BRUBrusselsBelgiumeurope$423~11h
AGPMalagaSpaineurope$425~11h
DUSDusseldorfGermanyeurope$429~11h
HAMHamburgGermanyeurope$433~11h
CPHCopenhagenDenmarkeurope$435~11h
ARNStockholmSwedeneurope$436~11h
FRAFrankfurtGermanyeurope$439~11h
LYSLyonFranceeurope$439~11h
BCNBarcelonaSpaineurope$440~11h
GVAGenevaSwitzerlandeurope$441~12h
IBZIbizaSpaineurope$444~12h
ZRHZurichSwitzerlandeurope$446~12h
MRSMarseilleFranceeurope$446~12h
PMIPalma de MallorcaSpaineurope$447~12h
BERBerlinGermanyeurope$447~12h
HELHelsinkiFinlandeurope$450~12h
MXPMilanItalyeurope$452~12h
NCENiceFranceeurope$453~12h
TLLTallinnEstoniaeurope$453~12h
MUCMunichGermanyeurope$454~12h
PRGPragueCzech Republiceurope$457~12h
RIXRigaLatviaeurope$460~12h
LEDSt. PetersburgRussiaeurope$463~12h
VCEVeniceItalyeurope$465~12h
FLRFlorenceItalyeurope$467~12h
VIEViennaAustriaeurope$470~12h
WAWWarsawPolandeurope$470~12h
LJULjubljanaSloveniaeurope$470~12h
VNOVilniusLithuaniaeurope$472~12h
BTSBratislavaSlovakiaeurope$472~12h
KRKKrakowPolandeurope$473~12h
FCORomeItalyeurope$477~12h
ZAGZagrebCroatiaeurope$477~12h
BUDBudapestHungaryeurope$481~12h
SPUSplitCroatiaeurope$485~13h
NAPNaplesItalyeurope$487~13h
SJJSarajevoBosnia and Herzegovinaeurope$491~13h
SVOMoscowRussiaeurope$494~13h
BEGBelgradeSerbiaeurope$494~13h
DBVDubrovnikCroatiaeurope$495~13h
TGDPodgoricaMontenegroeurope$499~13h
MLTMaltaMaltaeurope$504~13h
TIATiranaAlbaniaeurope$504~13h
SKPSkopjeNorth Macedoniaeurope$509~13h
SOFSofiaBulgariaeurope$512~13h
OTPBucharestRomaniaeurope$513~13h
SKGThessalonikiGreeceeurope$518~13h
ATHAthensGreeceeurope$531~14h
ISTIstanbulTurkeyeurope$534~14h
SAWIstanbul SabihaTurkeyeurope$537~14h
MYKMykonosGreeceeurope$538~14h
JTRSantoriniGreeceeurope$543~14h
AYTAntalyaTurkeyeurope$559~14h
LCALarnacaCypruseurope$576~15h
NRTTokyoJapanasia$613~14h
HNDTokyo HanedaJapanasia$616~14h
KIXOsakaJapanasia$638~15h
ICNSeoulSouth Koreaasia$652~15h
PEKBeijingChinaasia$664~15h
TLVTel AvivIsraelmiddle east$682~15h
PVGShanghaiChinaasia$699~16h
TPETaipeiTaiwanasia$733~17h
CANGuangzhouChinaasia$766~18h
SZXShenzhenChinaasia$769~18h
HKGHong KongHong Kongasia$770~18h
DELDelhiIndiaasia$773~18h
KTMKathmanduNepalasia$781~18h
MNLManilaPhilippinesasia$788~18h
CEBCebuPhilippinesasia$797~18h
HANHanoiVietnamasia$798~18h
DADDa NangVietnamasia$822~19h
VTEVientianeLaosasia$824~19h
CNXChiang MaiThailandasia$826~19h
BOMMumbaiIndiaasia$828~19h
RGNYangonMyanmarasia$842~19h
REPSiem ReapCambodiaasia$848~19h
BKKBangkokThailandasia$854~19h
SGNHo Chi Minh CityVietnamasia$856~20h
PNHPhnom PenhCambodiaasia$857~20h
BLRBangaloreIndiaasia$870~20h
MAAChennaiIndiaasia$874~20h
HKTPhuketThailandasia$892~20h
PENPenangMalaysiaasia$905~21h
CMBColomboSri Lankaasia$910~21h
KULKuala LumpurMalaysiaasia$916~21h
SINSingaporeSingaporeasia$917~21h
MLEMaleMaldivesasia$921~21h
DPSBaliIndonesiaasia$923~21h
CGKJakartaIndonesiaasia$948~22h

Featured Route Estimates from Houston

ROUTE ESTIMATE
IAHMEX
Mexico City
Est. $65
estimated round trip
View Route
ROUTE ESTIMATE
IAHCUN
Cancun
Est. $68
estimated round trip
View Route
ROUTE ESTIMATE
IAHGDL
Guadalajara
Est. $69
estimated round trip
View Route

Best Time to Fly from Houston

Based on seasonal patterns across popular destinations, the best months to find deals from Houston 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 George Bush Intercontinental

IAH is United Airlines' second-largest hub after Chicago, which means consistent international capacity but also peak crowd times around hub bank departures (typically 6-9am and 4-7pm). The airport handles 40+ million passengers annually and connects Houston's sprawling metro to 200+ destinations. You'll see a lot of oil industry and medical conference travelers here, plus significant Latin American diaspora traffic. The airport is genuinely modern post-2020 renovation—terminals are clean, restaurants are decent, and TSA lines move faster than most major US hubs outside peak times.

Terminals & Airlines

Terminal A (Gates A1-A40): United Airlines domestic and international hub—this is where 70% of your flights depart. Terminal B (Gates B1-B45): American Airlines, Southwest, Alaska, and most international carriers. Terminal C (Gates C1-C16): Smaller regional carriers and occasional overflow. Terminal D (Gates D1-D8): Domestic overflow during peak periods. Pro move: if you're on United, skip Terminal A's main food court and hit the United Club lounges instead—they're less packed than the terminals themselves and offer decent snacks.

Getting to the Airport

Uber/Lyft from downtown Houston: $28-42, 25-35 minutes depending on traffic (I-45 northbound is a parking lot 7-10am weekdays). Gray Line Airport Shuttle: $24 one-way, 45-60 minutes, leaves Downtown Transit Center on schedule but slow. Car2Go or Zipcar from Midtown: $8-15 base fare plus mileage, 20-30 minutes if you time it outside rush hour. Honestly, Uber is fastest and most reliable—split it with a travel buddy and you're under $25/person. Don't take a taxi unless you hate money.

Parking

Short-term parking: $3/hour up to $28/day—terrible if you're staying 3+ days. Economy Lot: $18/day, free shuttle every 10 minutes, 5-minute ride to terminals. Off-site valet (Parking Spot, ParkWhiz): $12-16/day, sometimes cheaper than economy lot if booked online 2+ weeks ahead. The long-term parking garage is overpriced—economy lot is always the move. Park in Economy Lot B if possible; Lot A gets congested. Book online and you save 15-20%.

Airlines at IAH

United AirlinesAmerican AirlinesSouthwest AirlinesDelta Air LinesAlaska AirlinesFrontier AirlinesSpirit AirlinesJetBlue AirwaysAir CanadaAeromexicoLATAM AirlinesAviancaAir FranceLufthansaBritish AirwaysKLM Royal Dutch AirlinesTAP Air PortugalTurkish AirlinesEmiratesQatar AirwaysChina Southern AirlinesAir ChinaJapan AirlinesANA All Nippon Airways

Pro Tips for Flying from Houston

1

United hub means you'll see tons of connecting traffic—book early morning or late evening departures if you want less crowded flights. Mid-day departures (11am-3pm) have dramatically lower seat availability because of hub connections. The reverse is true for arrival crowds; landing at 2-4pm means shorter rental car lines and less terminal congestion.

2

Terminal A has a hidden advantage: the international food court in the A-East wing (past security, toward gates A20-A40) has Houston-area restaurants—Pappas Bros steakhouse, Uchi sushi, Torchy's Tacos—way better than national chains and shorter lines than Terminal B. Get there 90 minutes before departure.

3

If you're flying international on United, check-in online 24 hours before and use the automated bag drop in Terminal A baggage claim level—it's never busy and you'll clear in 3 minutes versus 15 at ticket counters. This saves serious time if your flight is 4am-6am.

4

IAH departures board premium transatlantic routes to London, Paris, Frankfurt, Dublin off-peak seasons (Feb-March, Sept-Oct) at prices 25-30% cheaper than major East Coast hubs. If you're flexible on airport, Houston beats Newark by $150+ on average for European routes.

Cheapest Regions from Houston

RegionEst. Avg PriceBest Month
mexico$195september
caribbean$245august
central America$310may
south America$425april
europe$485february
middle East$495october
asia$595october
oceania$685march
africa$720april

Nearby Airports to Consider

HOUHobby Airport
20 min south
Southwest flights, especially intra-Texas and Florida routes. Southwest's primary hub here means fares to Fort Lauderdale, Tampa, and Austin are often $30-60 cheaper than IAH. Also less crowded than IAH. Go here for Southwest, nowhere else.
BFEEllington Airport
30 min south
Rarely cheaper for commercial flights—mostly private/charter operations. Skip it.

Frequently Asked Questions

What are the cheapest international flights from Houston?

Some of the most affordable international destinations from Houston include Mexico City (est. $65 RT), Cancun (est. $68 RT), Guadalajara (est. $69 RT). Prices vary by season and how far in advance you book.

When is the best time to fly from Houston?

Based on seasonal patterns, the best months to find deals from Houston 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 Houston?

For international flights from Houston, 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 Houston?

Houston is served by George Bush Intercontinental (IAH).

How many international destinations can I fly to from Houston?

Wildly lists 124+ international destinations from Houston. These span regions including Europe, Asia, the Caribbean, South America, and beyond. Browse all routes to find your target destination.

Flights from Houston by Budget

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Flights from Houston by Region

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