R2 242+ Cheap flights from Seattle

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — JNB
May 21 — May 281
1 adult
1 adult, Economy, 0 bags

Find flights from Seattle within your budget

 
Find flights departing from Seattle that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 21 April 2026. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleJohannesburg

SEA - JNB

SEAJNB

Seattle/Tacoma Intl

Wed 2/9

19:10-10:30

1 stop30h 20m

Johannesburg OR Tambo

Tue 22/9

17:50-17:15

1 stop32h 25m

R20 064

SeattleJohannesburg

SEA - JNB

SEAJNB

Seattle/Tacoma Intl

Fri 28/8

6:10-8:20

2 stops41h 10m

Johannesburg OR Tambo

Fri 11/9

9:50-22:38

2 stops45h 48m

R22 273

SeattleCape Town

SEA - CPT

SEACPT

Seattle/Tacoma Intl

Fri 25/9

16:25-10:15

1 stop32h 50m

Cape Town Intl

Sun 11/10

13:15-12:25

1 stop32h 10m

R22 715

SeattleCape Town

SEA - CPT

SEACPT

Seattle/Tacoma Intl

Sun 6/9

19:10-11:50

1 stop31h 40m

Cape Town Intl

Thu 10/9

16:35-17:15

1 stop33h 40m

R23 288

SeattleCape Town

SEA - CPT

SEACPT

Seattle/Tacoma Intl

Thu 3/9

10:40-10:15

2 stops38h 35m

Cape Town Intl

Wed 16/9

13:15-12:25

1 stop32h 10m

R23 320

SeattleCape Town

SEA - CPT

SEACPT

Seattle/Tacoma Intl

Mon 31/8

21:18-10:15

2 stops51h 57m

Cape Town Intl

Sat 19/9

13:15-12:25

1 stop32h 10m

R24 171

SeattleJohannesburg

SEA - JNB

SEAJNB

Seattle/Tacoma Intl

Thu 13/8

12:35-10:30

1 stop36h 55m

Johannesburg OR Tambo

Sat 6/2

19:10-17:05

1 stop31h 55m

R24 482

SeattleJohannesburg

SEA - JNB

SEAJNB

Seattle/Tacoma Intl

Fri 21/8

6:10-8:20

2 stops41h 10m

Johannesburg OR Tambo

Sun 6/9

9:50-23:50

2 stops47h 00m

R24 564

SeattleJohannesburg

SEA - JNB

SEAJNB

Seattle/Tacoma Intl

Sun 27/9

16:25-9:00

1 stop31h 35m

Johannesburg OR Tambo

Thu 1/10

10:25-12:25

2 stops35h 00m

R25 661

SeattleCape Town

SEA - CPT

SEACPT

Seattle/Tacoma Intl

Sun 6/9

16:25-17:20

2 stops39h 55m

Cape Town Intl

Thu 10/9

13:15-12:25

1 stop32h 10m

R25 661

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 53 resultsSorted by cheapest first
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Best time to book a flight from Seattle

Have a flexible travel schedule? Discover the best time to fly from Seattle with our price prediction graph.
Estimated return 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

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

When is the best time to book a flight from Seattle?

Use this chart to determine the optimal time to book a return flight from Seattle to OR Tambo. Price data was last updated on 17 April 2026.

Booking 6 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Seattle (average of R17 854). Flying from Seattle in December will prove the most costly (average of R32 910). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Seattle?

From Seattle you can expect to find greater availability for the following destinations: Chicago (628 flights per day), Los Angeles (445 flights per day) and Vancouver (371 flights per day).

Spokane
Spokane
From R3 978
Frankfurt am Main
Frankfurt am Main
From R8 592
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From R1 539

What is the cheapest place to fly to from Seattle?

The cheapest city to fly to from Seattle is Las Vegas Harry Reid Intl, with prices starting at R1 539. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From R1 539
Portland
Portland
From R1 861
Dallas/Fort Worth
Dallas/Fort Worth
From R1 958
Oakland
Oakland
From R2 015

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Related info for your journey

Access useful and relevant information related to your journey from Seattle. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 21 April 2026.

  • What are the most popular destinations to fly to from Seattle?

    The most selected flight destinations from Seattle for the current month are Boston, Bangkok Suvarnabhumi Airport, Atlanta. While Boston, Bangkok Suvarnabhumi Airport, Mumbai are the top choices made by travellers year-round.

  • What is the cheapest flight from Seattle to anywhere?

    Users have flown out of Seattle for as low as R1 539 to Las Vegas (prices may vary depending on the airline and departure time). On average, users have booked flights for R6 753 to fly from Seattle.

  • What is the cheapest premium economy flight from Seattle?

    Premium economy can provide you with benefits such as more leg room and ideal seating locations without the price tag of a business class flight. Some of the cheapest premium economy flight options from Seattle are below:
    Seattle/Tacoma Intl to Dallas/Fort Worth Airport from R7 684
    Seattle/Tacoma Intl to London Heathrow Airport from R42 816

  • What is the cheapest first class flight from Seattle?

    If you’re looking to fly first-class from Seattle to anywhere, put Houston on your list as prices start at R18 116 for this destination.

  • What is the cheapest month to fly from Seattle?

    February is currently the cheapest month to fly from Seattle. At this moment in time December is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • How does Cheapflights help users find flights from Seattle?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Seattle today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from Seattle?

    Cheapflights helps you find that perfect flight from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Seattle with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle, users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from Seattle become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Seattle today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Seattle?

Cheapflights helps you find that perfect flight from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Seattle with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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