Flights Monterrey → San Antonio
As of October 2026, economy flights from Monterrey to San Antonio have a typical range USD 472–832, median USD 481. Full range across all 42 offers: USD 445–999. We analyzed 42 offers from 3 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Monterrey → San Antonio
Based on 42 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Monterrey → San Antonio
Add-on pricing from the cheapest available offer per airline · October 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Viva | — | — | — |
| Volaris | USD 250 | USD 500 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Monterrey to San Antonio cost?
Based on 42 offers · October 2026
Monterrey to San Antonio flights ranged from USD 445 to USD 999 across 42 offers analyzed in October 2026. The chart below shows how prices distributed across all 42 offers.
These 42 offers (October 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 473 and USD 532
What hidden fees do Monterrey to San Antonio flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Monterrey to San Antonio routes. The breakdown below is based on 42 offers analyzed in October 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| VB | 150 | 29% |
| Y4 | 900 | 167% |
Volaris: base ~USD -393 + fees USD 900 = ~USD 507 total. VivaAerobus: base ~USD 548 + fees USD 150 = ~USD 698 total.
Volaris's USD 900 ancillary fees narrow the gap with VivaAerobus's lower-fee model — the USD 941 base difference shrinks to USD 191 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Monterrey to San Antonio?
3 airlines flew Monterrey to San Antonio in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (AM), fares ranged USD 454–583 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 AM | 29 | 454–583 | 481 | n/a |
 Volaris | 6 | 483–677 | 507 | 900 (178%) |
 VivaAerobus | 7 | 531–833 | 698 | 150 (21%) |
Where do the best Monterrey → San Antonio prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Monterrey to San Antonio flights
- Monterrey–San Antonio had 42 offers analyzed. Median price: USD 481.
- Y4 charges 6.0x more in ancillary fees than VB — USD 900 vs USD 150 avg per booking.
- The same route priced USD 388 apart depending on where it was booked — the lowest median was USD 445. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Monterrey to San Antonio cost?
- Based on 42 offers analyzed, Monterrey to San Antonio flights range from USD 445 to USD 999, with a median price of USD 481. Search for your specific dates →
- What hidden fees should I expect on Monterrey to San Antonio flights?
- On average, ancillary fees (bags, seat selection) add USD 525 to the base fare on Monterrey to San Antonio flights. See itemized fees for your itinerary →
- Which airline is cheapest on Monterrey to San Antonio including all fees?
- AM has the lowest median fare on Monterrey to San Antonio at USD 481 (median across 29 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Monterrey–San Antonio flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 445. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Monterrey to San Antonio routes?
- Monterrey to San Antonio has 3 airlines competing, creating a price range from USD 445 to USD 999 across 42 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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