Compare flights from Seattle to San Diego, Palm Springs, Las Vegas and Phoenix in September 2026
Which short domestic getaway has the better flight value?
Trip length: 2–9 days between departure and return.
Round-trip fare examples
Observed September 16, 2026 (UTC). Search a trip for current prices and flight details.
Round-trip totals in USD for 1 adult · Economy.
| Destination | Trip dates | Days | Axel Member | Airline fare | Stops | Search |
|---|---|---|---|---|---|---|
| Las Vegas (LAS) | Sep 24–27, 2026 | 3 | $320 | $358 | Nonstop | Search for 1 adult · Dates · Travelers |
| Las Vegas (LAS) | Sep 25–27, 2026 | 2 | $320 | $358 | Nonstop | Search for 1 adult · Dates · Travelers |
| Las Vegas (LAS) | Sep 25–28, 2026 | 3 | $320 | $358 | Nonstop | Search for 1 adult · Dates · Travelers |
| Las Vegas (LAS) | Sep 28–30, 2026 | 2 | $307 | $342 | Nonstop | Search for 1 adult · Dates · Travelers |
| Phoenix (PHX) | Sep 24–27, 2026 | 3 | $370 | $414 | 1 stop | Search for 1 adult · Dates · Travelers |
| Phoenix (PHX) | Sep 25–27, 2026 | 2 | $370 | $414 | 1 stop | Search for 1 adult · Dates · Travelers |
| Phoenix (PHX) | Sep 25–28, 2026 | 3 | $370 | $414 | 1 stop | Search for 1 adult · Dates · Travelers |
| Phoenix (PHX) | Sep 28–30, 2026 | 2 | $319 | $356 | 1 stop | Search for 1 adult · Dates · Travelers |
| San Diego (SAN) | Sep 24–27, 2026 | 3 | $376 | $418 | 1 stop | Search for 1 adult · Dates · Travelers |
| San Diego (SAN) | Sep 25–27, 2026 | 2 | $376 | $418 | 1 stop | Search for 1 adult · Dates · Travelers |
| San Diego (SAN) | Sep 25–28, 2026 | 3 | $376 | $418 | 1 stop | Search for 1 adult · Dates · Travelers |
| San Diego (SAN) | Sep 28–30, 2026 | 2 | $341 | $383 | 1 stop | Search for 1 adult · Dates · Travelers |
Compare destinations and dates
Observed September 17, 2026 (UTC). Check current prices.
USD for the listed travelers.
1 adult · Complete round-trip totals · 2–4 days
Complete round-trip totals; both flights included.
| Destination / travelers | Dates / trip length | Flights | Axel Member | Airline fare | Next step |
|---|---|---|---|---|---|
| Las Vegas (LAS) · 1 adult | Sep 24–27, 2026 · 3 days | Out: Frontier Airlines · Nonstop · 2h 40m; Return: Frontier Airlines · Nonstop · 2h 52m | $320 | $358 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| Las Vegas (LAS) · 1 adult | Sep 25–28, 2026 · 3 days | Out: Frontier Airlines · Nonstop · 2h 40m; Return: Frontier Airlines · Nonstop · 2h 52m | $320 | $358 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| Las Vegas (LAS) · 1 adult | Sep 28–30, 2026 · 2 days | Out: Frontier Airlines · Nonstop · 2h 40m; Return: Frontier Airlines · Nonstop · 2h 52m | $307 | $342 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| Las Vegas (LAS) · 1 adult | Sep 29–Oct 1, 2026 · 2 days | Out: Frontier Airlines · Nonstop · 2h 47m; Return: Frontier Airlines · Nonstop · 2h 52m | $263 | $296 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| Phoenix (PHX) · 1 adult | Sep 21–23, 2026 · 2 days | Out: Frontier Airlines · 1 stop (DEN) · 7h 16m; Return: Frontier Airlines · 1 stop (DEN) · 5h 53m | $359 | $401 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| Phoenix (PHX) · 1 adult | Sep 24–27, 2026 · 3 days | Out: Frontier Airlines · 1 stop (DEN) · 7h 16m; Return: Frontier Airlines · 1 stop (LAS) · 14h 18m | $370 | $414 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| Phoenix (PHX) · 1 adult | Sep 24–27, 2026 · 3 days | Out: Frontier Airlines · 1 stop (DEN) · 7h 16m; Return: Frontier Airlines · 1 stop (DEN) · 5h 53m | $498 | $559 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| Phoenix (PHX) · 1 adult | Sep 28–30, 2026 · 2 days | Out: Frontier Airlines · 1 stop (LAS) · 14h 14m; Return: Frontier Airlines · 1 stop (DEN) · 5h 53m | $319 | $356 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| San Diego (SAN) · 1 adult | Sep 21–23, 2026 · 2 days | Out: Frontier Airlines · 1 stop (DEN) · 7h 24m; Return: Frontier Airlines · 1 stop (DEN) · 8h 43m | $379 | $424 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| San Diego (SAN) · 1 adult | Sep 24–27, 2026 · 3 days | Out: Frontier Airlines · 1 stop (DEN) · 7h 24m; Return: Frontier Airlines · 1 stop (LAS) · 12h 39m | $376 | $418 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| San Diego (SAN) · 1 adult | Sep 24–27, 2026 · 3 days | Out: Frontier Airlines · 1 stop (DEN) · 7h 24m; Return: Frontier Airlines · 1 stop (DEN) · 8h 43m | $517 | $580 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| San Diego (SAN) · 1 adult | Sep 25–28, 2026 · 3 days | Out: Frontier Airlines · 1 stop (DEN) · 7h 24m; Return: Frontier Airlines · 1 stop (LAS) · 12h 39m | $376 | $418 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| San Diego (SAN) · 1 adult | Sep 25–28, 2026 · 3 days | Out: Frontier Airlines · 1 stop (DEN) · 7h 24m; Return: Frontier Airlines · 1 stop (DEN) · 8h 43m | $379 | $424 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| San Diego (SAN) · 1 adult | Sep 28–30, 2026 · 2 days | Out: Frontier Airlines · 1 stop (LAS) · 19h 14m; Return: Frontier Airlines · 1 stop (DEN) · 8h 43m | $341 | $383 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
1 adult · Round-trip starting totals · 2–4 days
Starting totals are for the round trip. Choose a return flight to confirm the final total.
2 days between departure and return.
| Destination / travelers | Dates / trip length | Flights | Axel Member | Airline fare | Next step |
|---|---|---|---|---|---|
| Phoenix (PHX) · 1 adult | Sep 28–30, 2026 | Out: Southwest Airlines · Nonstop · 2h 45m | Round-trip starting total: $408 | Round-trip starting total: $455 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
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More flight comparisons from Seattle
- Seattle to San Diego, Palm Springs, Las Vegas and Phoenix flight deals
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- Seattle to San Diego (SAN): September 2026 flight deals
- Seattle to Las Vegas (LAS): September 2026 flight deals
- Seattle to Phoenix (PHX): September 2026 flight deals
- Seattle to San Diego, Palm Springs, Las Vegas and Phoenix: compare flights, September 21–23, 2026
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- Seattle to San Diego, Palm Springs, Las Vegas and Phoenix: compare flights, September 25–27, 2026
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