Cheap flights from Seattle to Lisbon

SEA — LIS
16 Aug — 23 Aug1
Return
1 adult
Economy
From?
To?
Tue 16/8
Tue 23/8

How to find the cheapest flight from Seattle (SEA) to Lisbon (LIS)

All the information you need to plan the best SEA to LIS flight in 2022: compare Seattle to Lisbon flight prices with the expected peak season, weather and rainfall in Lisbon.

SEA - LIS

Price

C$ 587 - C$ 1,322

LIS

Temperature

11 - 23 °C

LIS

Rainfall

6 - 122 mm

Popular inJuneHigh demand for flights, 37% potential price rise
Cheapest inFebruaryBest time to find cheap flights, 30% potential price drop
Round-trip fromC$ 753From Seattle/Tacoma Intl to Lisbon Humberto Delgado
One-way fromC$ 738One-way flight from Seattle/Tacoma Intl to Lisbon Humberto Delgado

What is the cheapest day to fly round-trip from Seattle to Lisbon?

Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 17% on the overall cost on flights from Seattle to Lisbon.

How far in advance should I book a flight from Seattle to Lisbon?

Travellers have found it’s best to book a flight 37 days in advance to save up to 58% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 37 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Lisbon 1-2 weeks in advance for as low as C$ 1,152, or C$ 1,761 for flights within the next 24 hours.

What is the cheapest month to fly from Seattle to Lisbon?

Flights from Seattle to Lisbon lean towards being more expensive in June. Prices are generally better when you fly from Seattle to Lisbon in February, with the cheapest ticket starting at C$ 648.

When is the cheapest time to fly from Seattle to Lisbon (SEA - LIS)?

When flying from Seattle to Lisbon, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 36% versus a flight at noon.

Cheap flights from Seattle to Lisbon in August, September 2022

The best prices found for SEA to LIS flights for August, September
26 Sep. - 13 Oct.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

19h 40m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

2 stops

21h 55m
C$ 1,057

Delta

Pick Dates

Deal found 8/11/22

27 Sep. - 13 Oct.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

14h 15m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

18h 55m
C$ 1,059

Delta

Pick Dates

Deal found 8/10/22

27 Sep. - 13 Oct.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

2 stops

18h 55m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

14h 40m
C$ 1,065

Delta

Pick Dates

Deal found 8/11/22

Seattle to Lisbon 2022 flight deals

Cheap flights to Lisbon from Seattle found for this year
22 Oct. - 28 Mar.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

2 stops

33h 05m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

2 stops

21h 03m
C$ 903

Lufthansa

Pick Dates

Deal found 8/11/22

3 Oct. - 24 Oct.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

18h 25m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

14h 20m
C$ 906

Aer Lingus

Pick Dates

Deal found 8/9/22

15 Nov. - 25 Nov.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

16h 30m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

14h 25m
C$ 915

Delta

Pick Dates

Deal found 8/8/22

Cheap KLM flights from Seattle to Lisbon

24 Jan. - 15 Feb.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

16h 30m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

28h 35m
C$ 915

KLM

Pick Dates

Deal found 8/9/22

6 Feb. - 15 Feb.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

16h 30m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

14h 30m
C$ 916

KLM

Pick Dates

Deal found 8/11/22

4 Feb. - 14 Feb.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

25h 10m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

20h 00m
C$ 925

KLM

Pick Dates

Deal found 8/11/22

Cheap Lufthansa flights from Seattle to Lisbon

22 Oct. - 28 Mar.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

2 stops

33h 05m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

2 stops

21h 03m
C$ 903

Lufthansa

Pick Dates

Deal found 8/11/22

1 Nov. - 29 Nov.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

2 stops

26h 09m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

15h 00m
C$ 950

Lufthansa

Pick Dates

Deal found 8/9/22

15 Nov. - 29 Nov.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

17h 10m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

15h 00m
C$ 965

Lufthansa

Pick Dates

Deal found 8/9/22

Last minute flights from Seattle to Lisbon

Late deals on round-trip flights to Lisbon from Seattle, departing today and this week
20 Aug. - 30 Aug.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

31h 20m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

1 stop

21h 54m
C$ 1,924

Multiple Airlines

Pick Dates

Deal found 8/11/22

18 Aug. - 21 Aug.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

20h 25m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

2 stops

25h 05m
C$ 1,976

Multiple Airlines

Pick Dates

Deal found 8/11/22

16 Aug. - 31 Aug.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

2 stops

26h 30m
LIS

Lisbon Humberto Delgado

SEA

Seattle/Tacoma Intl

2 stops

33h 00m
C$ 1,988

Multiple Airlines

Pick Dates

Deal found 8/11/22

One-way flights to Lisbon from Seattle

The cheapest one-way flights from Seattle to Lisbon
12 Nov.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

2 stops

31h 05m
C$ 738

ITA Airways

Pick Dates

Deal found 8/9/22

15 Sep.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

21h 55m
C$ 1,052

Multiple Airlines

Pick Dates

Deal found 8/11/22

8 Sep.
SEA

Seattle/Tacoma Intl

LIS

Lisbon Humberto Delgado

1 stop

13h 19m
C$ 1,116

Lufthansa

Pick Dates

Deal found 8/9/22

Related info for your journey

Useful info, stats and facts about Seattle to Lisbon flights.

Which airlines flying from Seattle/Tacoma Intl to Lisbon Humberto Delgado have flexible changes due to COVID-19?

Some of our airline partners flying from Seattle/Tacoma Intl to Lisbon Humberto Delgado have new flexible policies in place due to COVID-19. British Airways is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like British Airways with this kind of flexibility.

Can I find flights from Seattle to Lisbon for under C$ 1,000 on Cheapflights?

Yes, there are multiple flights from Seattle to Lisbon for under C$ 1,000. The cheapest flight booked recently is on Lufthansa for just C$ 903, but on average you can expect to pay C$ 925.

Are there last-minute flights available from Seattle to Lisbon for under C$ 2,000?

There are currently 20+ open flights from Seattle to Lisbon within the next 7 days for less than C$ 2,000.

How popular is this Seattle to Lisbon flight route?

The Seattle/Tacoma Intl to Lisbon Humberto Delgado flight path was viewed by 24 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Seattle to Lisbon round-trip?

Currently priced at C$ 903, Lufthansa will fly you from Seattle to Lisbon and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Aer Lingus and KLM - these airlines can fly you to your destination from C$ 906 and C$ 915, respectively. These flights start at 15% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Seattle to Lisbon one-way?

The cheapest airlines for a one-way flight from Seattle to Lisbon are ITA Airways (C$ 738), Lufthansa (C$ 1,116), and United Airlines (C$ 1,263).

What are the most popular airlines that fly from Seattle to Lisbon?

Air Canada, Air France and British Airways are the most popular airlines when flying from Seattle to Lisbon.

What are the cheapest flights from Seattle to Lisbon?

Looking at all options, your cheapest flight can be booked for C$ 56. While the most popular route (Seattle/Tacoma Intl - Lisbon Humberto Delgado) can be booked for C$ 906 on average our data indicates C$ 1,262 when flying from Seattle to Lisbon.

Top airline flying from Seattle to Lisbon

The chart below displays the airlines Cheapflights users travelling from Seattle to Lisbon choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
British AirwaysCheapestC$ 577AverageC$ 1,109FlexibilityNo cancel feeOn-time70%COVID-19 safety
Search British Airways flights