Cheap flights from California to Lisbon from $253

In general, January is the cheapest month to fly from California to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $558. If you are unable to visit Lisbon during the month of January, then departing from California during the month February is also very affordable. Most momondo users find prices during this month for around $611.

Our data shows that Thursday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $517. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from California to Lisbon for around $758.

The cheapest time of day to fly to Lisbon is in the evening when flights can be purchased for as low as $541. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $648 on average. Flights to Lisbon from California in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Los Angeles to Lisbon Humberto Delgado for the best California - Lisbon Humberto Delgado flight prices

You are more likely to see cheaper flights to Lisbon from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $786 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from California for as low as $722 on momondo.

There are 3 cabin classes available to choose from on California to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

British Airways, Air Canada, and United Airlines are the most popular carriers operating from California to Lisbon Humberto Delgado

TAP AIR PORTUGAL, United Airlines and British Airways are the top three most popular airlines that fly to Lisbon from California according to our data. TAP AIR PORTUGAL is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 18 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

As of February 2026, 1 flights take off from California and land in Lisbon each day. The most common flight departure time for this route is 4:00PM, with 66% of daily flights taking off in the afternoon.

As of February 2026, there are 8 flights per week flying from California to Lisbon. The most common day of the week flights depart is Wed, with 38% of flights taking off on this day.