Flights San Diego → San Diego
As of October 2026, economy flights from San Diego to San Diego have a typical range USD 6308–10096, median USD 8739. Full range across all 48 offers: USD 6052–15583. We found 19% of 48 offers from budget carriers (around USD 8308) and 81% from full-service carriers (around USD 8739).
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 Diego → San Diego
Based on 48 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: San Diego → San Diego
Add-on pricing from the cheapest available offer per airline · October 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| British Airways | Included | USD 65 | — |
| United | 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 San Diego to San Diego cost?
Based on 48 offers · October 2026
San Diego to San Diego flights ranged from USD 6052 to USD 15583 across 48 offers analyzed in October 2026. Two fare clusters detected: budget fares around 6529 and premium fares around 8435 The chart below shows how prices distributed across all 48 offers.
These 48 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 8739 and USD 8750
What hidden fees do San Diego to San Diego flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on San Diego to San Diego routes. The breakdown below is based on 48 offers analyzed in October 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| BA | 80 | 1% |
| UA | 45 | 1% |
British Airways: base ~USD 5972 + fees USD 80 = ~USD 6052 total. United Airlines: base ~USD 6263 + fees USD 45 = ~USD 6308 total.
British Airways's USD 80 ancillary fees narrow the gap with United Airlines's lower-fee model — the USD 291 base difference shrinks to USD 256 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.BA charges 1.8x more in ancillary fees than UA on this route. Compare total-cost options when booking.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from San Diego to San Diego?
5 airlines flew San Diego to San Diego in this dataset. The route shows a clear split between low-cost and full-service carriers. 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.
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 British Airways | 1 | — | 6052 | 80 (1%) |
 United Airlines | 7 | — | 6308 | 45 (1%) |
 Icelandair | 1 | — | 8308 | n/a |
 Alaska Airlines | 29 | 8739–8749 | 8739 | n/a |
 Lufthansa | 10 | 10095–10656 | 10096 | n/a |
Where do the best San Diego → 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: San Diego to San Diego flights
- San Diego–San Diego had 48 offers analyzed. Median price: USD 8739.
- BA charges 1.8x more in ancillary fees than UA — USD 80 vs USD 45 avg per booking.
- The same route priced USD 3800 apart depending on where it was booked — the lowest median was USD 6308. 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 Diego to San Diego cost?
- Based on 48 offers analyzed, San Diego to San Diego flights range from USD 6052 to USD 15583, with a median price of USD 8739. Search for your specific dates →
- What hidden fees should I expect on San Diego to San Diego flights?
- On average, ancillary fees (bags, seat selection) add USD 49 to the base fare on San Diego to San Diego flights. See itemized fees for your itinerary →
- Which airline is cheapest on San Diego to San Diego including all fees?
- British Airways has the lowest median fare on San Diego to San Diego at USD 6052 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest San Diego–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 6308. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on San Diego to San Diego routes?
- San Diego to San Diego has 5 airlines competing, creating a price range from USD 6052 to USD 15583 across 48 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
5 airlines, two price clusters — find which fits your budget
Find flights for my datesNew route — be among the first to track this itinerary
Building with flight data? Power your app or agent with LetsFG
The same multi-source search behind this page — every airline and the major booking sites, deduplicated and ranked — is available to your app or AI agent. Natural-language or structured queries, live prices, zero price bias.
Try the free sandbox — no card →Free sandbox, instant fake results · email for a key · Bearer-token auth · MCP, Python & JS SDKs · letsfg.co/developers