Which airlines fly direct between San Francisco and Lisbon?

Airlines operating direct flights include United Airlines, Alaska Airlines, TAP Air Portugal, Ryanair.

What is the cheapest fare for this route?

Recorded one-way fares on Prymeo start from as low as $599 depending on season and advance booking.

Home FlightsSan Francisco to Lisbon

Verified Route Guide

Flights from San Francisco to Lisbon

Q: How long is the flight from San Francisco to Lisbon?

The average nonstop flight time from San Francisco (SFO) to Lisbon (LIS) is approximately 11h 25m covering a distance of 9122 km.

San Francisco International (SFO) → Humberto Delgado Airport (LIS)

Fares From$599

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Flight Time

11h 25m

Nonstop average

Distance

9122 km

Air route corridor

Best Time to Fly

April - June & September - October (Optimal climate)

Pleasant weather

Extra Fees

$0.00

Zero commission

Route Overview: San Francisco to Lisbon

Cheap flights from San Francisco (SFO) to Lisbon (LIS). Compare United Airlines fares from $599 with 0% fees on Prymeo.

Prymeo aggregates real-time flight availability directly from both low-cost carriers and legacy full-service airlines. When searching for tickets between San Francisco International and Humberto Delgado Airport, our technology checks multiple booking systems in parallel so you never miss a flash sale or promotional discount.

Direct Carriers on This Corridor

United Airlines

Alaska Airlines

TAP Air Portugal

Ryanair

Quick Flight Facts & Corridor Specifications

Live Verified Data

Route Corridor	San Francisco (SFO) to Lisbon (LIS)
Flight Distance	9,122 kilometers / 5,668 miles
Average Flight Duration	11h 25m (nonstop)
Starting Fare	From $599 (0% added booking fees)
Operating Airlines	United Airlines, Alaska Airlines, TAP Air Portugal, Ryanair
Optimal Travel Season	April - June & September - October (Optimal climate)

Return Flight Route

Lisbon (LIS) to San Francisco (SFO)

Nonstop return tickets from $599 · 0% booking markup

View Return Leg

Frequently Asked Questions About This Route

How long is the flight from San Francisco to Lisbon?

The nonstop flight takes approximately 11h 25m, traversing 9122 km.

How far in advance should I book my flight?

For the best rates, we recommend booking between 3 to 6 weeks before your desired departure date, particularly during peak summer and holiday seasons.