Portland (PDX) to Austin (AUS), Dec 18–20, 2026: from $243 one way

Portland (PDX) to Austin (AUS), Dec 18–20, 2026: from $243 one way on Axel, checked Oct 29, 2026. Lowest published fare: $243 one way, Axel-exclusive, Southwest Airlines, 1 stop, Dec 18, 2026, 1 adult, economy, checked Oct 29, 2026. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

See flights for these dates: each price link opens AI flight search for that row's exact dates and travelers. Select the complete itinerary there.

Route overview: Portland to Austin (AUS) flight deals

2026-12-18 · one way · Axel-exclusive $276.75

• Alaska Airlines AS1396: PDX 2026-12-18 10:43:00 → AUS 2026-12-18 16:43:00; nonstop; 240 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $243.00

• Southwest Airlines WN1460 / WN1417: PDX 2026-12-18 17:10:00 → AUS 2026-12-19 01:00:00; 1 stop(s) via PHX; 350 minutes. Local airport times.
  • WN1460: PDX 2026-12-18 17:10:00 → PHX 2026-12-18 20:40:00; layover at PHX: 60 minutes.
  • WN1417: PHX 2026-12-18 21:40:00 → AUS 2026-12-19 01:00:00.

2026-12-19 · one way · Axel-exclusive $263.25

• United Airlines UA462 / UA663: PDX 2026-12-19 07:00:00 → AUS 2026-12-19 15:20:00; 1 stop(s) via IAH; 380 minutes. Local airport times.
  • UA462: PDX 2026-12-19 07:00:00 → IAH 2026-12-19 13:07:00; layover at IAH: 73 minutes.
  • UA663: IAH 2026-12-19 14:20:00 → AUS 2026-12-19 15:20:00.

2026-12-19 · one way · Axel-exclusive $270.00

• Delta Air Lines DL2766 / DL622: PDX 2026-12-19 13:00:00 → AUS 2026-12-19 21:18:00; 1 stop(s) via LAX; 378 minutes. Local airport times.
  • DL2766: PDX 2026-12-19 13:00:00 → LAX 2026-12-19 15:15:00; layover at LAX: 65 minutes.
  • DL622: LAX 2026-12-19 16:20:00 → AUS 2026-12-19 21:18:00.

2026-12-20 · one way · Axel-exclusive $276.75

• Alaska Airlines AS1396: PDX 2026-12-20 10:45:00 → AUS 2026-12-20 16:48:00; nonstop; 243 minutes. Local airport times.

2026-12-19 · one way · Axel-exclusive $276.75

• Alaska Airlines AS1396: PDX 2026-12-19 10:43:00 → AUS 2026-12-19 16:43:00; nonstop; 240 minutes. Local airport times.

2026-12-19 · one way · Axel-exclusive $276.75

• Alaska Airlines AS1370: PDX 2026-12-19 18:04:00 → AUS 2026-12-19 23:59:00; nonstop; 235 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $276.75

• Alaska Airlines AS1370: PDX 2026-12-18 18:04:00 → AUS 2026-12-18 23:59:00; nonstop; 235 minutes. Local airport times.

2026-12-20 · one way · Axel-exclusive $276.75

• Alaska Airlines AS1370: PDX 2026-12-20 18:04:00 → AUS 2026-12-20 23:59:00; nonstop; 235 minutes. Local airport times.

2026-12-19 · one way · Axel-exclusive $243.00

• Southwest Airlines WN1460 / WN1417: PDX 2026-12-19 17:10:00 → AUS 2026-12-20 01:00:00; 1 stop(s) via PHX; 350 minutes. Local airport times.
  • WN1460: PDX 2026-12-19 17:10:00 → PHX 2026-12-19 20:40:00; layover at PHX: 60 minutes.
  • WN1417: PHX 2026-12-19 21:40:00 → AUS 2026-12-20 01:00:00.

2026-12-20 · one way · Axel-exclusive $243.00

• Southwest Airlines WN1460 / WN1417: PDX 2026-12-20 17:10:00 → AUS 2026-12-21 01:00:00; 1 stop(s) via PHX; 350 minutes. Local airport times.
  • WN1460: PDX 2026-12-20 17:10:00 → PHX 2026-12-20 20:40:00; layover at PHX: 60 minutes.
  • WN1417: PHX 2026-12-20 21:40:00 → AUS 2026-12-21 01:00:00.

2026-12-18 · one way · Axel-exclusive $243.00

• Southwest Airlines WN510 / WN3861: PDX 2026-12-18 07:30:00 → AUS 2026-12-18 15:40:00; 1 stop(s) via SJC; 370 minutes. Local airport times.
  • WN510: PDX 2026-12-18 07:30:00 → SJC 2026-12-18 09:20:00; layover at SJC: 60 minutes.
  • WN3861: SJC 2026-12-18 10:20:00 → AUS 2026-12-18 15:40:00.

2026-12-19 · one way · Axel-exclusive $243.00

• Southwest Airlines WN510 / WN3861: PDX 2026-12-19 07:30:00 → AUS 2026-12-19 15:40:00; 1 stop(s) via SJC; 370 minutes. Local airport times.
  • WN510: PDX 2026-12-19 07:30:00 → SJC 2026-12-19 09:20:00; layover at SJC: 60 minutes.
  • WN3861: SJC 2026-12-19 10:20:00 → AUS 2026-12-19 15:40:00.

2026-12-20 · one way · Axel-exclusive $243.00

• Southwest Airlines WN510 / WN3861: PDX 2026-12-20 07:30:00 → AUS 2026-12-20 15:40:00; 1 stop(s) via SJC; 370 minutes. Local airport times.
  • WN510: PDX 2026-12-20 07:30:00 → SJC 2026-12-20 09:20:00; layover at SJC: 60 minutes.
  • WN3861: SJC 2026-12-20 10:20:00 → AUS 2026-12-20 15:40:00.

2026-12-20 · one way · Axel-exclusive $263.25

• United Airlines UA462 / UA663: PDX 2026-12-20 07:00:00 → AUS 2026-12-20 15:20:00; 1 stop(s) via IAH; 380 minutes. Local airport times.
  • UA462: PDX 2026-12-20 07:00:00 → IAH 2026-12-20 13:07:00; layover at IAH: 73 minutes.
  • UA663: IAH 2026-12-20 14:20:00 → AUS 2026-12-20 15:20:00.

2026-12-19 · one way · Axel-exclusive $263.25

• United Airlines UA459 / UA1026: PDX 2026-12-19 05:00:00 → AUS 2026-12-19 12:58:00; 1 stop(s) via DEN; 358 minutes. Local airport times.
  • UA459: PDX 2026-12-19 05:00:00 → DEN 2026-12-19 08:28:00; layover at DEN: 72 minutes.
  • UA1026: DEN 2026-12-19 09:40:00 → AUS 2026-12-19 12:58:00.

2026-12-20 · one way · Axel-exclusive $263.25

• United Airlines UA459 / UA1026: PDX 2026-12-20 05:00:00 → AUS 2026-12-20 12:58:00; 1 stop(s) via DEN; 358 minutes. Local airport times.
  • UA459: PDX 2026-12-20 05:00:00 → DEN 2026-12-20 08:28:00; layover at DEN: 72 minutes.
  • UA1026: DEN 2026-12-20 09:40:00 → AUS 2026-12-20 12:58:00.

2026-12-18 · one way · Axel-exclusive $263.25

• United Airlines UA462 / UA663: PDX 2026-12-18 07:00:00 → AUS 2026-12-18 15:20:00; 1 stop(s) via IAH; 380 minutes. Local airport times.
  • UA462: PDX 2026-12-18 07:00:00 → IAH 2026-12-18 13:07:00; layover at IAH: 73 minutes.
  • UA663: IAH 2026-12-18 14:20:00 → AUS 2026-12-18 15:20:00.

2026-12-18 · one way · Axel-exclusive $263.25

• United Airlines UA459 / UA1026: PDX 2026-12-18 05:00:00 → AUS 2026-12-18 12:58:00; 1 stop(s) via DEN; 358 minutes. Local airport times.
  • UA459: PDX 2026-12-18 05:00:00 → DEN 2026-12-18 08:28:00; layover at DEN: 72 minutes.
  • UA1026: DEN 2026-12-18 09:40:00 → AUS 2026-12-18 12:58:00.

2026-12-20 · one way · Axel-exclusive $270.00

• Delta Air Lines DL1209 / DL2728: PDX 2026-12-20 13:30:00 → AUS 2026-12-20 21:42:00; 1 stop(s) via SLC; 372 minutes. Local airport times.
  • DL1209: PDX 2026-12-20 13:30:00 → SLC 2026-12-20 16:20:00; layover at SLC: 95 minutes.
  • DL2728: SLC 2026-12-20 17:55:00 → AUS 2026-12-20 21:42:00.

2026-12-18 · one way · Axel-exclusive $270.00

• Delta Air Lines DL1209 / DL2728: PDX 2026-12-18 13:30:00 → AUS 2026-12-18 21:42:00; 1 stop(s) via SLC; 372 minutes. Local airport times.
  • DL1209: PDX 2026-12-18 13:30:00 → SLC 2026-12-18 16:20:00; layover at SLC: 95 minutes.
  • DL2728: SLC 2026-12-18 17:55:00 → AUS 2026-12-18 21:42:00.

2026-12-19 · one way · Axel-exclusive $270.00

• Delta Air Lines DL1209 / DL2728: PDX 2026-12-19 13:30:00 → AUS 2026-12-19 21:42:00; 1 stop(s) via SLC; 372 minutes. Local airport times.
  • DL1209: PDX 2026-12-19 13:30:00 → SLC 2026-12-19 16:20:00; layover at SLC: 95 minutes.
  • DL2728: SLC 2026-12-19 17:55:00 → AUS 2026-12-19 21:42:00.

2026-12-20 · one way · Axel-exclusive $270.00

• Delta Air Lines DL2766 / DL622: PDX 2026-12-20 13:00:00 → AUS 2026-12-20 21:18:00; 1 stop(s) via LAX; 378 minutes. Local airport times.
  • DL2766: PDX 2026-12-20 13:00:00 → LAX 2026-12-20 15:15:00; layover at LAX: 65 minutes.
  • DL622: LAX 2026-12-20 16:20:00 → AUS 2026-12-20 21:18:00.

2026-12-18 · one way · Axel-exclusive $270.00

• Delta Air Lines DL2766 / DL622: PDX 2026-12-18 13:00:00 → AUS 2026-12-18 21:18:00; 1 stop(s) via LAX; 378 minutes. Local airport times.
  • DL2766: PDX 2026-12-18 13:00:00 → LAX 2026-12-18 15:15:00; layover at LAX: 65 minutes.
  • DL622: LAX 2026-12-18 16:20:00 → AUS 2026-12-18 21:18:00.

Travelers: prices on this page are totals for 1 adult. For a different party, open this trip for 2 adults · 3 adults · 4 adults · 2 adults + 1 child · 2 adults + 2 children; each link opens AI flight search for these dates and those travelers, and the customer link to share comes from those results.

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