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Algarve

$688+ Cheap flights from Seattle (SEA) to Algarve

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FAO
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
1 adult, Economy
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Cheap flight deals from Seattle to Algarve

Keep the following information in mind while searching for Seattle to Algarve flight deals. Data was last updated March 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$758
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$1,125
Provider with most accurate pricing for Seattle/Tacoma Intl-Faro flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Faro flights.
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From Seattle/Tacoma Intl to Algarve
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($83 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Seattle to Algarve

Cheapest flights from Seattle to Algarve
Explore the most affordable flight options available from Seattle to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 3, 2025.

This Trip.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/153:45 pmSEA - FAO
2 stops20h 40mMultiple Airlines
Wed 4/307:00 amFAO - SEA
2 stops21h 40mMultiple Airlines
Deal found 3/3$758
This British Airways deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/161:30 pmSEA - FAO
1 stop14h 50mBritish Airways
Wed 4/238:00 pmFAO - SEA
1 stop23h 35mBritish Airways
Deal found 3/3$902
This American Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/151:35 pmSEA - FAO
2 stops21h 35mAmerican Airlines
Tue 4/2211:30 amFAO - SEA
1 stop32h 05mAmerican Airlines
Deal found 3/2$913
This Gurufare deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:45 pmSEA - FAO
1 stop16h 15mAer Lingus
Sat 5/37:40 pmFAO - SEA
1 stop29h 19mAer Lingus
Deal found 3/3$1,055
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1112:30 amSEA - FAO
2 stops28h 05mUnited Airlines
Mon 8/183:25 pmFAO - SEA
2 stops49h 56mUnited Airlines
Deal found 3/1$1,078
This SWISS deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1610:50 amSEA - FAO
2 stops20h 40mSWISS
Wed 4/236:55 pmFAO - SEA
2 stops32h 06mSWISS
Deal found 3/2$1,149
This Booking.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:45 amSEA - FAO
2 stops22h 35mAir Canada
Sat 11/291:10 pmFAO - SEA
2 stops52h 40mAir Canada
Deal found 3/3$1,193
This Gurufare deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/92:15 pmSEA - FAO
2 stops16h 50mLufthansa
Sun 4/203:25 pmFAO - SEA
1 stop29h 00mLufthansa
Deal found 3/3$1,216
This Justfly.com deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/237:10 pmSEA - FAO
2 stops44h 40mTurkish Airlines
Fri 5/306:05 amFAO - SEA
2 stops43h 10mTurkish Airlines
Deal found 3/2$1,222

Find flights from Seattle to Algarve within your budget

Customize your flight search to find flights from Seattle to Algarve that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 3, 2025.

Fly from

Seattle

Fly to

Algarve

Route

Depart

Return

Price

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Tue 4/15

3:45 pm-8:25 pm

2 stops20h 40m

Faro

Wed 4/30

7:00 am-8:40 pm

2 stops21h 40m

$758

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Wed 4/16

1:30 pm-12:20 pm

1 stop14h 50m

Faro

Wed 4/23

8:00 pm-11:35 am

1 stop23h 35m

$902

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Tue 4/15

1:35 pm-7:10 pm

2 stops21h 35m

Faro

Tue 4/22

11:30 am-11:35 am

1 stop32h 05m

$913

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Fri 4/25

6:45 pm-7:00 pm

1 stop16h 15m

Faro

Sat 5/3

7:40 pm-4:59 pm

1 stop29h 19m

$1,055

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Wed 4/16

10:50 am-3:30 pm

2 stops20h 40m

Faro

Wed 4/23

6:55 pm-7:01 pm

2 stops32h 06m

$1,149

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Wed 4/16

2:15 pm-2:35 pm

1 stop16h 20m

Faro

Wed 4/23

3:25 pm-12:25 pm

1 stop29h 00m

$1,160

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Wed 4/9

2:15 pm-3:05 pm

2 stops16h 50m

Faro

Sun 4/20

3:25 pm-12:25 pm

1 stop29h 00m

$1,216

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Fri 5/23

7:10 pm-11:50 pm

2 stops44h 40m

Faro

Fri 5/30

6:05 am-5:15 pm

2 stops43h 10m

$1,222

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Wed 4/9

5:45 am-2:35 pm

2 stops24h 50m

Faro

Sun 4/20

6:05 am-9:41 pm

3 stops23h 36m

$1,423

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

Thu 4/17

2:15 pm-2:35 pm

1 stop16h 20m

$688

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Showing 1-10 of 12 results
1
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Best time to book a flight from Seattle to Algarve

Have a flexible travel schedule? Discover the best time to fly to Algarve from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Algarve

Get recent, data-driven insights about flights from Seattle to Algarve including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Seattle to Algarve?

Currently, November is the cheapest month in which you can book a flight from Seattle to Algarve (average of $628). Flying from Seattle to Algarve in June is currently the most expensive (average of $1,329). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to SAL?

Find hourly flight availability from Seattle to Algarve. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Algarve as you normally would.

Rainfall in Algarve by month

Plan your trip to Algarve by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Algarve ranges from 0.1 - 4.6 inches per month. December is typically the wettest month, when rainfall can reach 4.6 in. July is typically the driest time to visit Algarve when rainfall is around 0.1 in.

Temperature in Algarve by month

Plan your trip to Algarve by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Algarve, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Algarve

Get insights into the airlines that provide service to Algarve. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Algarve. Reviews last updated March 3, 2025.
SWISS
7.5
Good
1,562 reviews

Boarding

7.6

Entertainment

6.7

Crew

8.2

Comfort

7.3

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

SWISS
7.5
Good
1,562 reviews
SWISS
7.5
Good
1,562 reviews

Boarding

7.6

Entertainment

6.7

Crew

8.2

Comfort

7.3

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

United Airlines
7.4
Good
8,679 reviews
SWISS
7.5
Good
1,562 reviews

Boarding

7.6

Entertainment

6.7

Crew

8.2

Comfort

7.3

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Turkish Airlines
7.3
Good
3,796 reviews
SWISS
7.5
Good
1,562 reviews

Boarding

7.6

Entertainment

6.7

Crew

8.2

Comfort

7.3

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

American Airlines
7.2
Good
10,000 reviews
SWISS
7.5
Good
1,562 reviews

Boarding

7.6

Entertainment

6.7

Crew

8.2

Comfort

7.3

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Air Canada
7.0
Good
8,829 reviews
SWISS
7.5
Good
1,562 reviews

Boarding

7.6

Entertainment

6.7

Crew

8.2

Comfort

7.3

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Algarve. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Algarve?

    For a flight from Seattle to Algarve, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • Can I find deals for flights from Seattle to Algarve that include hotel bookings?

    Yes. In addition to deals on Seattle to Algarve flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Algarve?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Algarve.

  • Can I find deals for business class flights from Seattle to Algarve?

    Yes. Cheapflights offers flight deals from Seattle to Algarve by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Algarve?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Algarve (average of $628). Flying from Seattle to Algarve in June is currently the most expensive (average of $1,329). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Seattle to Algarve

Discover the top 3 airlines that operate flights from Seattle to Algarve. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$707Average$863FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$708Average$973FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$798Average$1,218FlexibilityNo cancel feeOn-time70%
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