Flights Santa Rosa → San Diego
As of November 2026, economy flights from Santa Rosa to San Diego have a typical range USD 237–884, median USD 398. Full range across all 273 offers: USD 167–1585. We analyzed 273 offers from 6 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: Santa Rosa → San Diego
Based on 273 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Santa Rosa → San Diego
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Southwest Airlines | — | USD 90 | — |
| Alaska Airlines | Included | USD 35 | — |
| Alaska | — | USD 90 | — |
| Southwest | — | USD 90 | — |
| American Airlines | Included | USD 35 | — |
| Delta | Included | USD 35 | — |
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 Santa Rosa to San Diego cost?
Based on 273 offers · November 2026
Santa Rosa to San Diego flights ranged from USD 167 to USD 1585 across 273 offers analyzed in November 2026. The chart below shows how prices distributed across all 273 offers.
These 273 offers (November 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 309 and USD 524
What hidden fees do Santa Rosa to San Diego flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Santa Rosa to San Diego routes. The breakdown below is based on 273 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| WN | 29 | 7% |
| AS | 30 | 6% |
| Alaska | 90 | 38% |
| Southwest | 90 | 37% |
| AA | 45 | 8% |
| DL | 45 | 4% |
Southwest: base ~USD 147 + fees USD 90 = ~USD 237 total. Southwest Airlines: base ~USD 385 + fees USD 29 = ~USD 414 total.
Southwest's USD 90 ancillary fees narrow the gap with Southwest Airlines's lower-fee model — the USD 238 base difference shrinks to USD 177 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 Santa Rosa to San Diego?
6 airlines flew Santa Rosa to San Diego 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 (Southwest), fares ranged USD 222–294 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) |
|---|---|---|---|---|
 Southwest | 21 | 222–294 | 237 | 90 (38%) |
 Alaska | 13 | 181–297 | 242 | 90 (37%) |
 Alaska Airlines | 103 | 238–859 | 393 | 30 (8%) |
 Southwest Airlines | 66 | 252–546 | 414 | 29 (7%) |
 American Airlines | 58 | 331–993 | 448 | 45 (10%) |
 Delta Air Lines | 12 | 883–1244 | 1040 | 45 (4%) |
Where do the best Santa Rosa → San Diego 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: Santa Rosa to San Diego flights
- Full-service carriers on Santa Rosa–San Diego cost 1.6x more than budget airlines (USD 531 vs USD 326 median; overall median USD 398).
- Alaska charges 3.1x more in ancillary fees than WN — USD 90 vs USD 29 avg per booking.
- The same route priced USD 246 apart depending on where it was booked — the lowest median was USD 231. 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 Santa Rosa to San Diego cost?
- Based on 273 offers analyzed, Santa Rosa to San Diego flights range from USD 167 to USD 1585, with a median price of USD 398. Search for your specific dates →
- What hidden fees should I expect on Santa Rosa to San Diego flights?
- On average, ancillary fees (bags, seat selection) add USD 41 to the base fare on Santa Rosa to San Diego flights. See itemized fees for your itinerary →
- Which airline is cheapest on Santa Rosa to San Diego including all fees?
- Southwest has the lowest median fare on Santa Rosa to San Diego at USD 237 (median across 21 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Santa Rosa–San Diego 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 231. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Santa Rosa to San Diego routes?
- Santa Rosa to San Diego has 6 airlines competing, creating a price range from USD 167 to USD 1585 across 273 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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