Western USA to Lisbon, Portugal from only $454 roundtrip

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Cheap flights from Western USA to Lisbon, Portugal from only $454 roundtrip with American Airlines and Iberia.

Depart from:
Phoenix: $454
San Francisco: $457-$471
Ontario: $483-$496
Santa Ana: $483-$499

DEPART:
Phoenix/San Francisco/Ontario/Santa Ana, USA

ARRIVE:
Lisbon, Portugal

RETURN:
Phoenix/San Francisco/Ontario/Santa Ana, USA

DATES:
Availability from October 2025 to March 2026 (excluding Christmas/New Year)

Example dates:

Phoenix – Lisbon: $454
12th-19th Nov
18th-25th Nov
2nd-9th Dec
7th-14th Jan
13th-20th Jan
21st-28th Jan
2nd-9th Feb
4th-11th Feb
16th-23rd Feb
18th-25th Feb
–
More dates are available for $456 roundtrip:
10th-17th Dec
27th Jan – 3rd Feb
10th-17th Feb
24th Feb – 3rd Mar
4th-11th Mar
18th-25th Mar

San Francisco – Lisbon: $457-$471
29th Oct – 5th Nov
4th-11th Nov
2nd-9th Dec
10th-17th Dec
5th-12th Jan
7th-14th Jan
13th-20th Jan
21st-28th Jan
27th Jan – 3rd Feb
4th-11th Feb
18th-25th Feb
24th Feb – 3rd Mar
2nd-9th Mar
4th-11th Mar
10th-17th Mar

Ontario – Lisbon: $483-$496
26th Nov – 3rd Dec
13th-20th Jan
2nd-9th Feb
4th-11th Feb
18th-25th Feb

Santa Ana – Lisbon: $483-$499
4th-11th Nov
2nd-9th Dec
8th-15th Dec
13th-20th Jan
27th Jan – 3rd Feb
4th-11th Feb
10th-17th Feb
18th-25th Feb

and more…

STOPS:
Various Cities

AIRLINES:
American Airlines
Iberia