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.
DENSATFri, 30 Oct
Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fareUS$203Delta Air Lines
Fastest2h 11mgate to gate
Options found45flights on this route
Find your flightDEN → SAT
Available Flights & Fares
Compare fares, timings and baggage. Pick the flight that suits your trip.
Fare RulesNon-refundable fare. Final rules are verified before booking.
AA
American Airlines
AA-1322
18:43
2026-10-30
Denver (DEN)Denver International
4H :16 M
1 Stop
DFW
· 0h 58m Dallas (DFW), United States
23:59
2026-10-30
San Antonio (SAT)San Antonio International
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
$253
Flight DetailsDEN to SAT - 4H :16 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
1 Pieces 2 Pieces
$321
Flight DetailsDEN to SAT - 4H :16 M
Baggage InfoCheck-in 1 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
AA
American Airlines
AA-2612
05:24
2026-10-30
Denver (DEN)Denver International
4H :29 M
1 Stop
DFW
· 1h 07m Dallas (DFW), United States
10:53
2026-10-30
San Antonio (SAT)San Antonio International
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
$278
Flight DetailsDEN to SAT - 4H :29 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
1 Pieces 2 Pieces
$346
Flight DetailsDEN to SAT - 4H :29 M
Baggage InfoCheck-in 1 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
AA
American Airlines
AA-1523
09:03
2026-10-30
Denver (DEN)Denver International
4H :49 M
1 Stop
DFW
· 1h 36m Dallas (DFW), United States
14:52
2026-10-30
San Antonio (SAT)San Antonio International
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
$278
Flight DetailsDEN to SAT - 4H :49 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
1 Pieces 2 Pieces
$346
Flight DetailsDEN to SAT - 4H :49 M
Baggage InfoCheck-in 1 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable 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 Fri, 30 Oct 2026.
Lowest fare$203Delta Air Lines05:25
Earliest departure$253United Airlines05:00
Shortest duration$245United Airlines09:35
Night
00:00-05:59
$203Delta Air Lines at 05:25Morning
06:00-11:59
$235Delta Air Lines at 07:00Afternoon
12:00-17:59
$203Delta Air Lines at 13:25Evening
18:00-23:59
$203Delta Air Lines at 18:00
Departure & Arrival Airport Details
Denver (DEN)
Denver International
United States
GMT -7
Latitude: 39.861698150635
Longitude: -104.672996521
San Antonio (SAT)
San Antonio International
United States
GMT -6
Latitude: 29.533700942993164
Longitude: -98.46980285644531
Distance: Denver (DEN), United States to San Antonio (SAT), United States - 1,279.94 km
Flights shown for 30 Oct 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).
12OctColumbus DayMondayPeak
12OctColumbus DayMondayPeak
12OctIndigenous Peoples' DayMondayPeak
11NovVeterans DayWednesdayPeak
26NovThanksgiving DayThursdayPeak
25DecChristmas DayFridayPeak
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 Denver to San Antonio
Ways to make this trip that you can book on FlyX, compared by price and journey time.
OptionFromJourney timeAvailabilityAction
Non-stop flight Fastest₹23,6552h 11m3 flights
Connecting flight₹19,582Longer, includes a stop42 options
Air distance is about 1,280 km. 4 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Denver to San Antonio
Compare fares, stops, baggage and refundability across the airlines flying this route.
AM
American Airlines Flights
from $25318 flights
Fares from
$253
Non-stop
None in these results
Departures
18 in the list above
DE
Delta Air Lines Flights
from $20312 flights
Fares from
$203
Non-stop
None in these results
Departures
12 in the list above
UN
United Airlines Flights
from $24511 flights
Fares from
$245
Non-stop
3 in these results
Departures
11 in the list above
AL
Alaska Airlines Flights
from $6144 flights
Fares from
$614
Non-stop
None in these results
Departures
4 in the list above
Route Overview & Flight Facts
Fastest flight duration
2h 11m · United Airlines
First departure of the day
05:00 · United Airlines
Last departure of the day
18:43 · American Airlines
Flight options found
45
Direct / non-stop options
3
Airport codes
Denver–DEN, 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 Fri, 30 Oct found 45 flight options, 3 of them non-stop. The first flight leaves around 05:00 and the last around 18:43. The fastest flight takes about 2h 11m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Night from $203, Afternoon from $203, Evening from $203, Morning from $235. 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
Enter your travel details
Choose one-way or round-trip, pick your dates and travellers in the search form above.
2
Compare search results
Sort or filter the Denver–San Antonio results by price, departure time, stops and airline.
3
Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
4
Review the final price
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5
Pay securely
UPI, cards, net banking and wallets supported; payment and ticket issuance have separate statuses. If issuance is pending, follow the booking status; the confirmed ticket is sent after issuance.
Why Book Your Flight with FlyX?
Compare the available Denver 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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Exclusive Flight Offers & Promo Coupons
Coupon code
Offer
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Up to 20% Off on Flights
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Check coupon eligibility and the final discount on the review page before you pay. View full terms.
Frequently Asked Questions
Is it worth booking Denver 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 Denver to San Antonio dates shown on this page, the lowest fare is on a Friday at $203. This can change from week to week.
How far is Denver from San Antonio by air?
The direct air distance between Denver (DEN) and San Antonio (SAT) is about 1,280 km. Actual flight time varies with the routing the airline files and with winds on the day.
Are there non-stop flights from DEN to SAT?
Yes. 3 non-stop flights are listed on this page for Denver to San Antonio. Use the Stops filter to see only those.
Which airlines fly Denver to San Antonio?
American Airlines, Delta Air Lines, United Airlines and Alaska 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 Denver to San Antonio?
The quickest non-stop Denver to San Antonio flight on this page takes about 2h 11m. Non-stop flights here take between 2h 11m and 2h 16m. Journeys with a stop take longer, since the total includes the layover.
What is the cheapest Denver to San Antonio flight fare?
The lowest Denver to San Antonio fare on this page is $203. Fares on the same dates run up to $807, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.
What time do Denver to San Antonio flights depart?
On the dates shown here, the first departure is around 05:00 and the last around 18:43, local time at Denver. 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 DEN–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 visa process for Indian passport holders, 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 DEN 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: 1,279.94 km.
Before you book
Compare nearby dates
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Use filters
Shortlist by price, stops, departure time and refundable fare preference.
Check fare choices
Continue to Booking opens the verified fare choices, including baggage and refundability, before review.
Lowest Denver to San Antonio airfare, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare
$203
30/10/2026
Delta Air Lines
05:25
Cheapest Airfare Within 30 Days
$199
07/11/2026
Delta Air Lines
05:25
Cheapest Airfare Within 90 Days
$193
06/01/2027
Delta Air Lines
05:25
Book Denver to San Antonio Flight Tickets on FlyX
FlyX lists each Denver 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.
Denver to San Antonio Flight Distance, Duration and Time
The aerial distance between Denver and San Antonio is about 1,280 KM. In these results, journey times range from 2h 11m to 27h 16m. Flights with a layover take longer because the total includes the connection time.
Denver to San Antonio Flight Schedule and Timing
The search for these dates returned 45 flight options, 3 of them non-stop. The first departure from Denver is at 05:00 and the last is at 18:43. Flights leave from Denver International and land at San Antonio International.
Flight Route Details & Analysis
Flight Details
Information
Route
Denver to San Antonio
Aerial Distance
1,280 KM
Flight Duration
2h 11m - 27h 16m
Airport Codes
Denver - DEN, San Antonio - SAT
Total Flights Available
45 flights3 direct42 with layovers
First Flight Departure
Departs at 05:00
Last Flight Departure
Departs at 18:43
Early Morning Flights (12 AM - 8 AM)
12 flights0 direct12 with layovers
Morning Flights (8 AM - 12 PM)
9 flights1 direct8 with layovers
Afternoon Flights (12 PM - 4 PM)
14 flights1 direct13 with layovers
Evening Flights (4 PM - 8 PM)
10 flights1 direct9 with layovers
Night Flights (8 PM - 12 AM)
No flights in this time slot
Airport Information & Terminals
DEN: Denver airport. Denver 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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Denver to San Antonio
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Denver International
