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$666+ Cheap flights from Cape Town (CPT) to Seattle (SEA)

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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
CPT — SEA
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from Cape Town Intl to Seattle/Tacoma Intl are usually found in February or November, booked 86 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Cape Town to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Cape Town (CPT) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 20, 2025.

Round-trip from

$1,074
(SmartFares)

One-way from

$666
(Gotogate)

Popular in

July

Cheapest in

February

Average price

$1,191
From Cape Town Intl to Seattle/Tacoma Intl
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One-way flight from Cape Town Intl to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 10% potential increase in price ($127 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Cape Town to Seattle

Cheapest flights from Cape Town to Seattle
Explore the most affordable flight options available from Cape Town to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This SmartFares deal was found by Cheapflights users on 8/18. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:50 pmCPT - SEA
1 stop30h 20mVirgin Atlantic
Thu 1/87:20 pmSEA - CPT
1 stop30h 45mVirgin Atlantic
Deal found 8/18$1,074
This flightsite.co.za deal was found by Cheapflights users on 8/18. 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 flightsite.co.za is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:00 amCPT - SEA
1 stop37h 50mMultiple Airlines
Thu 1/87:20 pmSEA - CPT
2 stops25h 25mMultiple Airlines
Deal found 8/18$1,080
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:50 pmCPT - SEA
1 stop30h 20mDelta
Thu 1/84:45 pmSEA - CPT
1 stop33h 20mDelta
Deal found 8/19$1,084
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:50 pmCPT - SEA
2 stops51h 37mDelta
Wed 1/79:55 pmSEA - CPT
2 stops52h 10mDelta
Deal found 8/18$1,090
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:30 pmCPT - SEA
2 stops46h 15mDelta
Sat 1/103:20 pmSEA - CPT
1 stop41h 55mDelta
Deal found 8/18$1,094
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:00 amCPT - SEA
1 stop37h 50mDelta
Thu 1/87:20 pmSEA - CPT
1 stop30h 45mDelta
Deal found 8/18$1,097
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:30 pmCPT - SEA
2 stops34h 53mDelta
Fri 1/94:45 pmSEA - CPT
2 stops52h 00mDelta
Deal found 8/18$1,102
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:00 amCPT - SEA
1 stop37h 50mDelta
Sat 1/104:45 pmSEA - CPT
2 stops28h 00mDelta
Deal found 8/18$1,104

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cape Town to Seattle 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 August 20, 2025.
Use the filters below to find and compare flights from Cape Town to Seattle that are best for you.

Fly from

Cape Town

Fly to

Seattle

Route

Depart

Return

Price

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 12/12

8:50 pm-5:10 pm

1 stop30h 20m

Seattle/Tacoma Intl

Thu 1/8

7:20 pm-12:05 pm

1 stop30h 45m

$1,074

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 12/12

8:00 am-11:50 am

1 stop37h 50m

Seattle/Tacoma Intl

Thu 1/8

7:20 pm-6:45 am

2 stops25h 25m

$1,080

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 12/12

8:50 pm-5:10 pm

1 stop30h 20m

Seattle/Tacoma Intl

Thu 1/8

4:45 pm-12:05 pm

1 stop33h 20m

$1,084

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 12/12

8:50 am-3:00 pm

2 stops40h 10m

Seattle/Tacoma Intl

Thu 1/8

4:45 pm-6:45 am

2 stops28h 00m

$1,090

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 12/12

8:50 pm-2:27 pm

2 stops51h 37m

Seattle/Tacoma Intl

Wed 1/7

9:55 pm-12:05 pm

2 stops52h 10m

$1,090

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 12/12

8:50 pm-5:10 pm

1 stop30h 20m

Seattle/Tacoma Intl

Sat 1/10

3:20 pm-7:15 pm

1 stop41h 55m

$1,093

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 10/17

1:00 pm-12:45 pm

1 stop32h 45m

$666

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 11/17

7:00 pm-11:40 am

1 stop26h 40m

$675

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 10/17

11:55 pm-7:14 pm

3 stops52h 19m

$693

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Sun 10/12

11:55 pm-12:07 pm

3 stops45h 12m

$694

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 17 results
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Best time to book a flight from Cape Town to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Cape Town 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.

Cheapflights Insights

Everything you need to know about your flight from Cape Town to Seattle

How far ahead should I book a flight from Cape Town to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Cape Town to Seattle. Price data was last updated on August 8, 2025.

The price you pay for your flight from Cape Town to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 85 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Cape Town to Seattle (average of $238). Flying from Cape Town to Seattle in June is currently the most expensive (average of $388). 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 CPT to SEA?

Find hourly flight availability from Cape Town to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

It’s typically best to fly out from Cape Town to Seattle in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

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

  • How long is the flight from Cape Town to Seattle?

    Airlines like Virgin Atlantic and Delta fly from Cape Town to Seattle in about 30h 20m. The time it takes to get you to your destination can typically vary by up to . There are 10211 mi between Cape Town and Seattle.

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

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

  • How can I find direct flights from Cape Town to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Cape Town to Seattle 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 Cape Town to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Cape Town to Seattle (average of $238). Flying from Cape Town to Seattle in June is currently the most expensive (average of $388). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Lacey
Ocean Shores
Lynnwood
Leavenworth
Renton
Olympia
Kent
Cle Elum
Puyallup
Chehalis
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Aberdeen
Shoreline
Federal Way
Shelton

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Alternative routes for Cape Town to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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