Flights San Francisco → Phoenix
As of October 2026, economy flights from San Francisco to Phoenix have a typical range USD 146–584, median USD 231. Full range across all 155 offers: USD 114–2000. We analyzed 155 offers from 12 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: San Francisco → Phoenix
Based on 155 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: San Francisco → Phoenix
Add-on pricing from the cheapest available offer per airline · October 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Frontier | — | — | — |
| Alaska Airlines | — | USD 35 | — |
| Southwest Airlines | — | USD 45 | — |
| Southwest | — | USD 45 | — |
| United | — | USD 50 | — |
| Delta | Included | USD 45 | — |
| Delta | — | USD 45 | — |
| American Airlines | Included | USD 35 | — |
| Alaska | — | USD 45 | — |
| United Airlines | — | USD 35 | — |
| American | — | USD 45 | — |
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 San Francisco to Phoenix cost?
Based on 155 offers · October 2026
San Francisco to Phoenix flights ranged from USD 114 to USD 2000 across 155 offers analyzed in October 2026. The chart below shows how prices distributed across all 155 offers.
These 155 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 208 and USD 348
What hidden fees do San Francisco to Phoenix flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on San Francisco to Phoenix routes. The breakdown below is based on 155 offers analyzed in October 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| F9 | 10 | 5% |
| AS | 43 | 8% |
| WN | 7 | 3% |
| Southwest | 45 | 18% |
| United | 50 | 17% |
| DL | 33 | 4% |
| Delta | 45 | 22% |
| AA | 45 | 20% |
| Alaska | 45 | 20% |
| UA | 45 | 13% |
| American | 45 | 15% |
United: base ~USD 149 + fees USD 50 = ~USD 199 total. Southwest Airlines: base ~USD 201 + fees USD 7 = ~USD 208 total.
United's USD 50 ancillary fees narrow the gap with Southwest Airlines's lower-fee model — the USD 52 base difference shrinks to USD 9 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 San Francisco to Phoenix?
12 airlines flew San Francisco to Phoenix 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 (Frontier Airlines), fares ranged USD 137–366 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) |
|---|---|---|---|---|
 Frontier Airlines | 14 | 137–366 | 146 | 10 (7%) |
 Frontier | 10 | 140–146 | 146 | n/a |
 United | 3 | 199–421 | 199 | 50 (25%) |
 Southwest Airlines | 19 | 206–208 | 208 | 7 (3%) |
 Southwest | 27 | 209–318 | 209 | 45 (22%) |
 Delta | 1 | — | 209 | 45 (22%) |
 Alaska | 4 | — | 230 | 45 (20%) |
 American Airlines | 12 | 221–232 | 231 | 45 (19%) |
 United Airlines | 18 | 282–436 | 282 | 45 (16%) |
 American | 2 | — | 308 | 45 (15%) |
 Delta Air Lines | 14 | 243–2000 | 470 | 33 (7%) |
 Alaska Airlines | 31 | 189–792 | 512 | 43 (8%) |
Where do the best San Francisco → Phoenix 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: San Francisco to Phoenix flights
- Full-service carriers on San Francisco–Phoenix cost 1.7x more than budget airlines (USD 305 vs USD 177 median; overall median USD 231).
- United charges 7.0x more in ancillary fees than WN — USD 50 vs USD 7 avg per booking.
- The same route priced USD 347 apart depending on where it was booked — the lowest median was USD 208. 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 San Francisco to Phoenix cost?
- Based on 155 offers analyzed, San Francisco to Phoenix flights range from USD 114 to USD 2000, with a median price of USD 231. Search for your specific dates →
- What hidden fees should I expect on San Francisco to Phoenix flights?
- On average, ancillary fees (bags, seat selection) add USD 35 to the base fare on San Francisco to Phoenix flights. See itemized fees for your itinerary →
- Which airline is cheapest on San Francisco to Phoenix including all fees?
- Frontier Airlines has the lowest median fare on San Francisco to Phoenix at USD 146 (median across 14 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest San Francisco–Phoenix 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 208. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on San Francisco to Phoenix routes?
- San Francisco to Phoenix has 12 airlines competing, creating a price range from USD 114 to USD 2000 across 155 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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