Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.
HRLSATSat, 14 Nov
Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fare₹16,935United Airlines
Fastest3h 24mgate to gate
Options found28flights on this route
Find your flightHRL → SAT
Available Flights & Fares
Compare fares, timings and baggage. Pick the flight that suits your trip.
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United Airlines
UA-4016
05:05
2026-11-14
Harlingen (HRL)Valley International
3H :24 M
1 Stop
IAH
· 0h 48m Houston (IAH), United States
08:29
2026-11-14
San Antonio (SAT)San Antonio International
Non Refundable 3 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹16,935
Flight DetailsHRL to SAT - 3H :24 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4016
05:05
2026-11-14
Harlingen (HRL)Valley International
5H :41 M
1 Stop
IAH
· 3h 03m Houston (IAH), United States
10:46
2026-11-14
San Antonio (SAT)San Antonio International
Non Refundable 3 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹16,935
Flight DetailsHRL to SAT - 5H :41 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4980
13:59
2026-11-14
Harlingen (HRL)Valley International
5H :11 M
1 Stop
IAH
· 2h 39m Houston (IAH), United States
19:10
2026-11-14
San Antonio (SAT)San Antonio International
Non Refundable 2 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹20,810
Flight DetailsHRL to SAT - 5H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4232
07:10
2026-11-14
Harlingen (HRL)Valley International
3H :36 M
1 Stop
IAH
· 0h 58m Houston (IAH), United States
10:46
2026-11-14
San Antonio (SAT)San Antonio International
Non Refundable 2 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹28,373
Flight DetailsHRL to SAT - 3H :36 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4016
05:05
2026-11-14
Harlingen (HRL)Valley International
8H :11 M
1 Stop
IAH
· 5h 33m Houston (IAH), United States
13:16
2026-11-14
San Antonio (SAT)San Antonio International
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹28,709
Flight DetailsHRL to SAT - 8H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4980
13:59
2026-11-14
Harlingen (HRL)Valley International
8H :52 M
1 Stop
IAH
· 6h 19m Houston (IAH), United States
22:51
2026-11-14
San Antonio (SAT)San Antonio International
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹31,547
Flight DetailsHRL to SAT - 8H :52 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4980
13:59
2026-11-14
Harlingen (HRL)Valley International
7H :27 M
1 Stop
IAH
· 4h 49m Houston (IAH), United States
21:26
2026-11-14
San Antonio (SAT)San Antonio International
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹33,912
Flight DetailsHRL to SAT - 7H :27 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4980
13:59
2026-11-14
Harlingen (HRL)Valley International
4H :06 M
1 Stop
IAH
· 1h 29m Houston (IAH), United States
18:05
2026-11-14
San Antonio (SAT)San Antonio International
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹35,274
Flight DetailsHRL to SAT - 4H :06 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Fare RulesRefundable fare. Final rules are verified before booking.
No flights match the selected filters. Clear filters or open full search.
Airfare Highlights
From flights departing on Sat, 14 Nov 2026.
Lowest fare₹16,935United Airlines05:05
Earliest departure₹16,935United Airlines05:05
Shortest duration₹16,935United Airlines05:05
Night
00:00-05:59
₹16,935United Airlines at 05:05Morning
06:00-11:59
₹28,373United Airlines at 07:10Afternoon
12:00-17:59
₹20,810United Airlines at 13:59Evening
18:00-23:59
₹56,640American Airlines at 18:41
Departure & Arrival Airport Details
Harlingen (HRL)
Valley International
United States
GMT -6
Latitude: 26.228500366210938
Longitude: -97.65440368652344
San Antonio (SAT)
San Antonio International
United States
GMT -6
Latitude: 29.533700942993164
Longitude: -98.46980285644531
Distance: Harlingen (HRL), United States to San Antonio (SAT), United States - 376.15 km
Flights shown for 14 Nov 2026. View all flights opens the complete search result.
Fares and hotel rates usually run higher around these dates. Booking earlier or moving your trip by a day or two often costs less.
Busiest periods: Summer travel (15 Jun – 31 Aug), Holiday season (18 Dec – 02 Jan).
11NovVeterans DayWednesdayPeak
26NovThanksgiving DayThursdayPeak
25DecChristmas DayFridayPeak
01JanNew Year's DayFridayPeak
18JanMartin Luther King, Jr. DayMondayPeak
12FebLincoln's BirthdayFridayPeak
Fixed-date national holidays. Festivals that follow the lunar calendar shift each year and are not listed here, so check the exact date for your travel year.
Compare your journey
How to travel Harlingen to San Antonio
Ways to make this trip that you can book on FlyX, compared by price and journey time.
OptionFromJourney timeAvailabilityAction
Connecting flight₹16,935Longer, includes a stop28 options
Air distance is about 376 km. FlyX does not currently sell a bus on this pair. 3 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Harlingen to San Antonio
Compare fares, stops, baggage and refundability across the airlines flying this route.
AM
American Airlines Flights
from ₹38,26116 flights
Fares from
₹38,261
Non-stop
None in these results
Departures
16 in the list above
UN
United Airlines Flights
from ₹16,93510 flights
Fares from
₹16,935
Non-stop
None in these results
Departures
10 in the list above
Route Overview & Flight Facts
Fastest flight duration
3h 24m · United Airlines
First departure of the day
05:05 · United Airlines
Last departure of the day
18:41 · American Airlines
Flight options found
28
Airport codes
Harlingen–HRL, San Antonio–SAT
Fares and timings are indicative. The exact price is confirmed with the airline when you search.
Flight Schedule, Timings & Airfare Insights
Daily Flight Schedule & Travel Duration
The search for Sat, 14 Nov found 28 flight options. The first flight leaves around 05:05 and the last around 18:41. The fastest flight takes about 3h 24m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Night from ₹16,935, Afternoon from ₹20,810, Morning from ₹28,373, Evening from ₹56,640. These observations do not predict the cheapest departure window on other dates.
Cheapest Airfare & Best Time to Book
Search your travel dates to compare current fares. Prices change with airline seat availability.
One-Way vs Round-Trip Fare Comparison
Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.
Online Web Check-In & Boarding Pass
Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.
How to Book Cheap Flights on FlyX
1
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2
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Sort or filter the Harlingen–San Antonio results by price, departure time, stops and airline.
3
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4
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5
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Why Book Your Flight with FlyX?
Compare the available Harlingen to San Antonio options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.
Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.
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Up to 20% Off on Flights
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Frequently Asked Questions
Is it worth booking Harlingen to San Antonio flights in advance?
There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. On the Harlingen to San Antonio dates shown on this page, the lowest fare is on a Saturday at ₹16,935. This can change from week to week.
How far is Harlingen from San Antonio by air?
The direct air distance between Harlingen (HRL) and San Antonio (SAT) is about 376 km. Actual flight time varies with the routing the airline files and with winds on the day.
Is there a direct flight from Harlingen to San Antonio?
Not on the dates shown here. Every Harlingen to San Antonio option on this page has at least one stop. Non-stop service can differ by season and by day, so check nearby dates before you decide.
Which airlines fly Harlingen to San Antonio?
American Airlines and United Airlines are listed on this route for the dates shown here. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.
How long is the flight from Harlingen to San Antonio?
Every option on this page has at least one stop, and the shortest total journey time is about 3h 24m including the layover. Non-stop service on this route can vary by season and by day.
What is the cheapest Harlingen to San Antonio flight fare?
The lowest Harlingen to San Antonio fare on this page is ₹16,935. Fares on the same dates run up to ₹96,157, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.
Which is the cheapest airline for Harlingen to San Antonio flight?
On this page, United Airlines has the lowest Harlingen to San Antonio fare, starting from ₹16,935. American Airlines is next, from ₹38,261. The cheapest airline can change with the date, so compare a few days around your trip.
What time do Harlingen to San Antonio flights depart?
On the dates shown here, the first departure is around 05:05 and the last around 18:41, local time at Harlingen. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.
Why does the price change after clicking Book Now?
Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay. If it has moved, you see the new figure before any payment.
Before you book this route
Check the airport codes HRL–SAT, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.
Where these fares come from
The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price. Run a search to see what is available for your own dates.
Fares shown are for departures on .
Check official travel requirements
Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.
Planning more than the flight? Our United States guide covers the best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.
The HRL to SAT cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 376.15 km.
Before you book
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Continue to Booking opens the verified fare choices, including baggage and refundability, before review.
Lowest Harlingen to San Antonio airfare, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare
₹16,935
14/11/2026
United Airlines
05:05
Cheapest Airfare Within 30 Days
₹16,596
27/11/2026
United Airlines
05:05
Cheapest Airfare Within 90 Days
₹16,088
26/01/2027
United Airlines
05:05
Book Harlingen to San Antonio Flight Tickets on FlyX
FlyX lists each Harlingen to San Antonio flight in these results with its fare, departure time, stops, layover airport and baggage, so you can compare air tickets side by side. To find a cheap ticket, sort by price and check what baggage the fare includes. The fare is checked with the airline again before you pay.
Harlingen to San Antonio Flight Distance, Duration and Time
The aerial distance between Harlingen and San Antonio is about 376 KM. In these results, journey times range from 3h 24m to 21h 37m. Flights with a layover take longer because the total includes the connection time.
Harlingen to San Antonio flight duration is approximately 3 hours 24 minutes with a stop. No non-stop Harlingen to San Antonio flight is listed for the departure date shown on this page. Harlingen to San Antonio flight distance is around 376 KM.
Harlingen to San Antonio Flight Schedule and Timing
The search for these dates returned 28 flight options. The first departure from Harlingen is at 05:05 and the last is at 18:41. Flights leave from Valley International and land at San Antonio International.
Flight Route Details & Analysis
Flight Details
Information
Route
Harlingen to San Antonio
Aerial Distance
376 KM
Flight Duration
3h 24m - 21h 37m
Airport Codes
Harlingen - HRL, San Antonio - SAT
Total Flights Available
28 flights0 direct28 with layovers
First Flight Departure
Departs at 05:05
Last Flight Departure
Departs at 18:41
Early Morning Flights (12 AM - 8 AM)
11 flights0 direct11 with layovers
Morning Flights (8 AM - 12 PM)
6 flights0 direct6 with layovers
Afternoon Flights (12 PM - 4 PM)
10 flights0 direct10 with layovers
Evening Flights (4 PM - 8 PM)
1 flight0 direct1 with layover
Night Flights (8 PM - 12 AM)
No flights in this time slot
Airport Information & Terminals
HRL: Harlingen airport. Harlingen airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
SAT: San Antonio airport. San Antonio airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
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Harlingen to San Antonio
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Valley International
