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Cheap flights from Cape Town to Seattle from $686

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cape Town to Seattle departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Cape Town to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:50 pm - 7:03 pm
CPT
-
SEA
32h 13m
2 stops
United Airlines Logo
7:00 am - 6:00 pm
SEA
-
CPT
25h 00m
2 stops
$990United Airlines
Mon, Feb 16 - Fri, Feb 27
United Airlines Logo
8:50 pm - 6:26 pm
CPT
-
SEA
31h 36m
2 stops
United Airlines Logo
7:00 am - 6:00 pm
SEA
-
CPT
25h 00m
2 stops
$995United Airlines
Mon, Feb 16 - Fri, Feb 27
KLM Logo
2:00 pm - 11:25 am
CPT
-
SEA
31h 25m
2 stops
KLM Logo
3:05 pm - 9:55 pm
SEA
-
CPT
44h 50m
1 stop
$1,011KLM
Mon, Feb 16 - Fri, Feb 27
KLM Logo
7:55 am - 11:25 am
CPT
-
SEA
37h 30m
1 stop
KLM Logo
3:05 pm - 9:55 pm
SEA
-
CPT
44h 50m
1 stop
$1,018KLM
Mon, Feb 16 - Fri, Feb 27
KLM Logo
11:45 pm - 11:40 am
CPT
-
SEA
45h 55m
1 stop
KLM Logo
3:05 pm - 9:55 pm
SEA
-
CPT
44h 50m
1 stop
$1,050KLM
Mon, Feb 16 - Fri, Feb 27
Delta Logo
7:55 am - 2:45 pm
CPT
-
SEA
40h 50m
2 stops
Delta Logo
8:30 am - 6:10 am
SEA
-
CPT
35h 40m
2 stops
$1,061Delta
Mon, Feb 16 - Fri, Feb 27
KLM Logo
7:55 am - 11:25 am
CPT
-
SEA
37h 30m
1 stop
KLM Logo
3:05 pm - 9:55 pm
SEA
-
CPT
44h 50m
1 stop
$1,079KLM
Mon, Feb 16 - Fri, Feb 27
United Airlines Logo
8:50 pm - 8:56 pm
CPT
-
SEA
33h 06m
1 stop
United Airlines Logo
11:59 pm - 3:05 pm
SEA
-
CPT
30h 06m
2 stops
$1,098United Airlines
Fri, Mar 13 - Fri, Mar 20
Qatar Airways Logo
12:35 pm - 12:40 pm
CPT
-
SEA
33h 05m
1 stop
Qatar Airways Logo
5:05 pm - 5:25 pm
SEA
-
CPT
39h 20m
1 stop
$1,126Qatar Airways
Fri, Mar 13 - Fri, Mar 20
United Airlines Logo
8:50 pm - 8:58 pm
CPT
-
SEA
33h 08m
2 stops
United Airlines Logo
11:59 pm - 3:05 pm
SEA
-
CPT
30h 06m
2 stops
$1,209United Airlines
Fri, Mar 13 - Fri, Mar 20

British Airways flights from Cape Town to Seattle

Our best British Airways deals on Cape Town to Seattle flight tickets
British Airways
Feb 3
CPT8:50 pmCape Town Intl
30h 05m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
Feb 17
SEA1:25 pmSeattle/Tacoma Intl
36h 45m
1 stop
CPT12:10 pmCape Town Intl
$6,359
British Airways
Feb 27
CPT9:00 amCape Town Intl
36h 30m
2 stops
SEA11:30 amSeattle/Tacoma Intl
Mar 10
SEA2:25 pmSeattle/Tacoma Intl
32h 40m
1 stop
CPT8:05 amCape Town Intl
$6,467
British Airways
Feb 26
CPT10:10 pmCape Town Intl
23h 20m
1 stop
SEA11:30 amSeattle/Tacoma Intl
Mar 9
SEA7:41 pmSeattle/Tacoma Intl
55h 29m
2 stops
CPT12:10 pmCape Town Intl
$6,480

United Airlines flights from Cape Town to Seattle

Our best United Airlines deals on Cape Town to Seattle flight tickets
United Airlines
Feb 16
CPT8:50 pmCape Town Intl
24h 24m
1 stop
SEA11:14 amSeattle/Tacoma Intl
Feb 27
SEA11:59 pmSeattle/Tacoma Intl
30h 11m
2 stops
CPT4:10 pmCape Town Intl
$990
United Airlines
Feb 16
CPT8:50 pmCape Town Intl
24h 24m
1 stop
SEA11:14 amSeattle/Tacoma Intl
Feb 27
SEA7:00 amSeattle/Tacoma Intl
25h 00m
2 stops
CPT6:00 pmCape Town Intl
$995
United Airlines
Mar 13
CPT8:50 pmCape Town Intl
33h 06m
1 stop
SEA8:56 pmSeattle/Tacoma Intl
Mar 20
SEA11:59 pmSeattle/Tacoma Intl
30h 06m
2 stops
CPT3:05 pmCape Town Intl
$1,098

momondo 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, momondo users made 832,500 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Cape Town to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

8:50 pm-7:03 pm

2 stops32h 13m

Seattle/Tacoma Intl

Fri 2/27

7:00 am-6:00 pm

2 stops25h 00m

$990

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

8:50 pm-6:26 pm

2 stops31h 36m

Seattle/Tacoma Intl

Fri 2/27

7:00 am-6:00 pm

2 stops25h 00m

$995

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

2:00 pm-11:25 am

2 stops31h 25m

Seattle/Tacoma Intl

Fri 2/27

3:05 pm-9:55 pm

1 stop44h 50m

$1,011

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

7:55 am-11:25 am

1 stop37h 30m

Seattle/Tacoma Intl

Fri 2/27

3:05 pm-9:55 pm

1 stop44h 50m

$1,018

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

11:45 pm-11:40 am

1 stop45h 55m

Seattle/Tacoma Intl

Fri 2/27

3:05 pm-9:55 pm

1 stop44h 50m

$1,050

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

7:55 am-2:45 pm

2 stops40h 50m

Seattle/Tacoma Intl

Fri 2/27

8:30 am-6:10 am

2 stops35h 40m

$1,061

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

7:55 am-11:25 am

1 stop37h 30m

Seattle/Tacoma Intl

Fri 2/27

3:05 pm-9:55 pm

1 stop44h 50m

$1,079

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 3/13

8:50 pm-8:56 pm

1 stop33h 06m

Seattle/Tacoma Intl

Fri 3/20

11:59 pm-3:05 pm

2 stops30h 06m

$1,098

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 3/13

12:35 pm-12:40 pm

1 stop33h 05m

Seattle/Tacoma Intl

Fri 3/20

5:05 pm-5:25 pm

1 stop39h 20m

$1,126

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 3/13

8:50 pm-8:58 pm

2 stops33h 08m

Seattle/Tacoma Intl

Fri 3/20

11:59 pm-3:05 pm

2 stops30h 06m

$1,209

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Cape Town to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Cape Town to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $968. If you don’t want to visit Seattle in February, then you should wait until November to fly from Cape Town, when ticket prices are also cheap, with an average price of $1,013.

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

You are more likely to see cheaper flights to Seattle from Cape Town when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,153 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Cape Town for as low as $1,021 on momondo.

How have Cape Town to Seattle flight prices changed over time?

As of January 2026, prices for Cape Town to Seattle flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Cape Town to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Cape Town to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cape Town to Seattle (CPT to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cape Town to Seattle

Fastest flight time

24h 24m

Direct flights

None
The fastest flight from Cape Town to Seattle takes 24h 24m
There are no direct flights from Cape Town to Seattle. There are no popular flight routes from Cape Town to Seattle.
Search flight deals

  • How far is Cape Town Intl to Seattle/Tacoma Intl by plane?

    A flight from Cape Town Intl to Seattle/Tacoma Intl will travel around 10200.6 mi. In terms of flight time, this usually takes a little over 24h 24m.

  • When did momondo last update prices for flights from Cape Town Intl Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Cape Town Intl Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from Cape Town Intl Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Cape Town Intl Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cape Town Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Cape Town to Seattle?

Best airlines flying from Cape Town to Seattle

Compare and see reviews for airlines that fly from Cape Town to Seattle with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $969Free CancellationRating
7.4
9,209 reviews
Search United Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Redmond
Cle Elum
Tukwila
Lakewood
Federal Way
Centralia
Westport
Kirkland
Fife
Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Cape Town to Seattle?

It is quick and easy to find Cape Town to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from Cape Town to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Cape Town to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Cape Town to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Cape Town. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Cape Town to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Cape Town to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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