San Diego from St. Louis, 16 – 18 Oct: £777 for two, all in
The verdict
Our verdict
Worth it, if
- £65 per person below the typical fare on this route
- Lowest in 30 days on this route
- Samesun Ocean Beach Hotel & Hostel, rated 9 by 1,724 guests
The catch: Not nonstop: a stop on the way, 8h 19m in all.
Worth it if you want sun, sand and a pool; skip it if you want a city to walk.
San Diego is 2 nights from St. Louis, 16 – 18 Oct 2026. The cheapest round trip we found is £276 per person (Frontier, 1 stop, 8h 19m), 19% below the typical £341 on this route. Hotels start at £113 a night; Highs 84–90°F, little rain expected.
The total, before you go
£777 for two · 2 nights · flights, hotel, taxes & fees
| For two | |
|---|---|
| Flights for two, return | £552 |
| Samesun Ocean Beach Hotel & Hostel, 2 nights, two guests, taxes in | £225 |
| The total, before you go | £777 |
| Hold luggage each, return (not in the total) | about £181 |
£65 per person below the typical fare on this route.
Not in it: seat selection on basic fares and hold luggage (about £45 each way per bag on Frontier, £181 for two return); a resort fee, if the hotel has one, is collected at the desk. Prices are what we found at the time shown; the booking site’s checkout is the binding one.
The flight
£276 per person, return
£552 for two, taxes and fees included · Frontier · 1 stop · 8h 19m
Out Fri, Oct 16, 1:30 PM – Fri, Oct 16, 7:49 PM
| Airline | Per person | Stops | Duration |
|---|---|---|---|
| Frontier | £276 | 1 stop | 8h 19m |
| Alaska | £403 | 1 stop | 22h 22m |
| Frontier | £276 | 1 stop | 5h 56m |
Prices checked 12 Oct 2026, 13:43 GMT-5. Prices change; the binding price is the one on the booking site.
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Why San Diego
Why we picked it: $366 per person all-in with highs of 84–90°F and little rain; heads-up, the Frontier trip connects and takes 8h 19m each way.
San Diego has the most reliable beach weather in the country, plus the famous zoo, Balboa Park, fish tacos and a laid-back surf culture.
Weather in San Diego, 16 – 18 Oct
Highs 84–90°F, little rain expected
| Day | High | Low | Rain chance |
|---|---|---|---|
| Fri 16 Oct | 90 °F | 77 °F | 0% |
| Sat 17 Oct | 84 °F | 78 °F | 0% |
| Sun 18 Oct | 84 °F | 75 °F | 1% |
Where to stay in San Diego
Samesun Ocean Beach Hotel & Hostel
£225 for 2 nights, two guests · £113 a night
See roomsKasa Little Italy San Diego
£855 for 2 nights, two guests · £427 a night
See roomsWyndham Garden San Diego near SeaWorld
£293 for 2 nights, two guests · £147 a night
See roomsAll hotels in San Diego for these dates
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Where in San Diego
- Gaslamp Quarter / Downtown: Nightlife, Petco Park and the waterfront on foot.
- La Jolla: Coves, sea lions and upscale village hotels.
- Coronado: Wide beach and the landmark Hotel del Coronado.
- Mission Beach / Pacific Beach: Boardwalk, surf and a young bar scene.
- Mission Valley: Chain hotels with easy freeway access to the zoo and parks.
What to do in San Diego
Signature experiences
- Visit the San Diego Zoo and Balboa Park museums
- Kayak the sea caves at La Jolla
- Swim at Coronado Beach beside the Hotel del Coronado
- Tour the USS Midway aircraft carrier
- Eat fish tacos and craft beer in North Park
- Watch the sunset at Sunset Cliffs
Tours and tickets in San Diego
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Getting there and around
| Airports in St. Louis | St. Louis Lambert International (STL) |
|---|---|
| Airports in San Diego | San Diego International (SAN) |
| Flight time | 8h 19m (1 stop) |
| Distance | 1,561 miles each way |
| Time difference | -2 hours |
What 2 nights in San Diego costs
| Estimate | |
|---|---|
| Flights for two | £552 |
| Hotel, 2 nights (Samesun Ocean Beach Hotel & Hostel) | £225 |
| Food, getting around and tickets, 2 days for two | £392 |
| Total for two | £1,169 |
Flights and hotel are the prices we found; spending is a planning estimate for an upscale destination, per person per day times two.
Price history: St. Louis to San Diego
| Per person | |
|---|---|
| This trip | £276 per person |
| Lowest in the last 30 days | £276 (12 Oct 2026) |
| Typical price, last 60 days | £341 |
| Price checks | 7 |
Good to know
- Passport: no passport needed for travellers from the United States: a government photo ID is enough for San Diego.
- Currency: US dollar (USD).
Questions readers ask
How much does 2 nights in San Diego from St. Louis cost?
About £1,169 for two: £552 in flights, £225 for the hotel and £392 for food, getting around and tickets.
What is the weather like in San Diego 16 – 18 Oct?
Highs 84–90°F, little rain expected
Do I need a passport for San Diego?
No. No passport needed for travellers from the United States: a government photo ID is enough for San Diego.
How long is the flight from St. Louis to San Diego?
8h 19m with 1 stop on Frontier, on the fare we found.
Is £276 a good price for St. Louis to San Diego?
It is 19% below the typical £341 per person we see on this route, which is why it made the list.
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American · nonstop · 2h 50m
The catch: Seat selection on basic fares and hold luggage (about £121 for two, return) are extra; everything else is in the total.
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£2,124 for two · 7 nights · flights, hotel, taxes, fees & the resort fee
Flights £968 + hotel £999 + resort fee £158, taxes in · a checked bag each adds about £121
American · with a stop · 11h 43m
The catch: The flight has one stop and takes 11h 43m, and a checked bag is about $160 for two, which is not in the total.
Worth it if a long one-stop flight is fine for a week of warm beach days; skip it if you need a nonstop or free cancellation.
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Chicago
16 – 18 Oct 2026 · 2 nights
- £151 per person below the typical fare on this route
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- Club Quarters Hotel Central Loop, Chicago, rated 8.2 by 5,339 guests
£1,427 for two · 2 nights · flights, hotel, taxes & fees
Flights £754 + hotel £673, taxes in · a checked bag each adds about £181
Frontier · with a stop · 6h 38m
The catch: Not nonstop: a stop on the way, 6h 38m in all.
Worth it if you want to walk, eat and see things; skip it if you want to switch off.
All trips from St. Louis · San Diego from every city · Prices on this route · Trips in October 2026 · Home
San Diego in pictures
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Prices converted from US dollars at the rate of 15 Oct 2026.
Image credits
- Photo: Stephen Leonardi / Pexels, Pexels License
- Photo: Soly Moses / Pexels, Pexels License
- Photo: Kindel Media / Pexels, Pexels License