$483 Cheap Flights from Seattle (SEA) to Algiers (ALG)

View $483 flight on Mon, Sep 8, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Houari Boumediene Airport (ALG)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Seattle to Algiers (SEA-ALG)

Prices were available within the past 7 days and start at $483 for one-way flights and $662 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, Jan 11 - Thu, Jan 22
SEA
Seattle
ALG
Algiers
$662 Roundtrip, found 2 days ago
$662
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sun, Jan 11 from Seattle to Algiers, returning Thu, Jan 22, priced at $662 found 2 days ago
Air Canada
Mon, Sep 1 - Thu, Sep 18
SEA
Seattle
ALG
Algiers
$669 Roundtrip, found 23 hours ago
$669
Roundtrip
found 23 hours ago
Select Air Canada flight, departing Mon, Sep 1 from Seattle to Algiers, returning Thu, Sep 18, priced at $669 found 23 hours ago
United
Tue, Sep 2 - Thu, Sep 18
SEA
Seattle
ALG
Algiers
$674 Roundtrip, found 23 hours ago
$674
Roundtrip
found 23 hours ago
Select United flight, departing Tue, Sep 2 from Seattle to Algiers, returning Thu, Sep 18, priced at $674 found 23 hours ago
Air Canada
Sun, Jan 11 - Thu, Jan 22
SEA
Seattle
ALG
Algiers
$676 Roundtrip, found 2 days ago
$676
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sun, Jan 11 from Seattle to Algiers, returning Thu, Jan 22, priced at $676 found 2 days ago
Air Canada
Mon, Sep 1 - Tue, Sep 16
SEA
Seattle
ALG
Algiers
$682 Roundtrip, found 23 hours ago
$682
Roundtrip
found 23 hours ago
Select Air Canada flight, departing Mon, Sep 1 from Seattle to Algiers, returning Tue, Sep 16, priced at $682 found 23 hours ago
United
Tue, Sep 2 - Tue, Sep 16
SEA
Seattle
ALG
Algiers
$687 Roundtrip, found 23 hours ago
$687
Roundtrip
found 23 hours ago
Select United flight, departing Tue, Sep 2 from Seattle to Algiers, returning Tue, Sep 16, priced at $687 found 23 hours ago
Lufthansa
Wed, Feb 25 - Mon, Mar 2
SEA
Seattle
ALG
Algiers
$705 Roundtrip, found 6 days ago
$705
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, Feb 25 from Seattle to Algiers, returning Mon, Mar 2, priced at $705 found 6 days ago
Lufthansa
Wed, Feb 25 - Mon, Mar 2
SEA
Seattle
ALG
Algiers
$707 Roundtrip, found 6 days ago
$707
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, Feb 25 from Seattle to Algiers, returning Mon, Mar 2, priced at $707 found 6 days ago
Air Canada
Mon, Sep 1 - Wed, Sep 17
SEA
Seattle
ALG
Algiers
$707 Roundtrip, found 23 hours ago
$707
Roundtrip
found 23 hours ago
Select Air Canada flight, departing Mon, Sep 1 from Seattle to Algiers, returning Wed, Sep 17, priced at $707 found 23 hours ago
United
Tue, Sep 2 - Wed, Sep 17
SEA
Seattle
ALG
Algiers
$712 Roundtrip, found 23 hours ago
$712
Roundtrip
found 23 hours ago
Select United flight, departing Tue, Sep 2 from Seattle to Algiers, returning Wed, Sep 17, priced at $712 found 23 hours ago
Flights from Seattle (SEA) to Algiers (ALG)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Houari Boumediene
Airlines serving
Air Canada, Air France, British Airways, Emirates, ITA Airways, KLM, Lufthansa, Qatar Airways, Turkish Airlines, United
Roundtrip price
$661
Distance
5721 mi

Seattle to Algiers Flights

The cheapest times to fly from Seattle to Algiers

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Algiers are during the month of January. You can find some of the cheapest flights from Seattle to Algiers with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Algiers

Sunday is one of the best days to book for cheap flights from Seattle to Algiers: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Algiers

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Algiers in 2025. You can also book with separate airlines for your outbound and return journeys, from $483 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Algiers flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Algiers airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Houari Boumediene Airport (ALG) cost?
Discover the latest flight deals from SEA to ALG by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SEA to ALG?
The cheapest flights from SEA to ALG are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SEA to ALG?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SEA to ALG. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Houari Boumediene Airport (ALG)?
There aren’t any daily direct flights from Seattle - Tacoma Intl. Airport (SEA) to Houari Boumediene Airport (ALG). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you’ll be on your way in no time.
What day of the week has the most flights from SEA to ALG?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Houari Boumediene Airport (ALG)?
Opt for a flight from Seattle - Tacoma Intl. Airport (SEA) to Houari Boumediene Airport (ALG) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Houari Boumediene Airport (ALG) last-minute?
Holding off until right before your break to book your flight from SEA to ALG generally means paying more. While you may come across some last-minute deals, there’s no guarantee. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a SEA to ALG flight and hotel package?
Compared with arranging flights and hotels separately, booking a SEA to ALG flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the stress out of planning your trip. Simply pick your flights and select from our extensive range of stays, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Houari Boumediene Airport (ALG)?
In most instances, you can modify or cancel your SEA to ALG flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline’s policies and fees on flight changes, or if you need more details, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.