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Cheap flights from Seattle to Antananarivo from $887

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Antananarivo departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Antananarivo

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:58 pm - 2:00 pm
SEA
-
TNR
53h 02m
2 stops
United Airlines Logo
2:45 pm - 11:36 pm
TNR
-
SEA
42h 51m
2 stops
$1,476United Airlines
Sun, Sep 6 - Fri, Sep 11
United Airlines Logo
7:30 am - 2:00 pm
SEA
-
TNR
44h 30m
2 stops
United Airlines Logo
2:45 pm - 6:19 pm
TNR
-
SEA
37h 34m
2 stops
$1,525United Airlines
Fri, Sep 18 - Sat, Sep 26
Multiple Airlines Logo
7:20 am - 11:20 pm
SEA
-
TNR
29h 00m
2 stops
Multiple Airlines Logo
1:30 am - 6:35 am
TNR
-
SEA
40h 05m
2 stops
$1,530Multiple Airlines
Sat, Nov 7 - Sat, Nov 14
KLM Logo
4:05 pm - 11:20 pm
SEA
-
TNR
44h 15m
1 stop
KLM Logo
1:30 am - 6:35 am
TNR
-
SEA
40h 05m
2 stops
$1,538KLM
Sat, Nov 7 - Sat, Nov 14
Air France Logo
2:05 pm - 11:20 pm
SEA
-
TNR
22h 15m
1 stop
Air France Logo
1:30 am - 5:27 pm
TNR
-
SEA
26h 57m
2 stops
$1,549Air France
Wed, Nov 18 - Thu, Nov 26
Air France Logo
7:20 am - 11:20 pm
SEA
-
TNR
29h 00m
2 stops
Air France Logo
1:30 am - 5:27 pm
TNR
-
SEA
26h 57m
2 stops
$1,553Air France
Wed, Nov 18 - Thu, Nov 26
Air France Logo
6:45 pm - 10:20 pm
SEA
-
TNR
41h 35m
1 stop
Air France Logo
12:25 am - 5:48 pm
TNR
-
SEA
27h 23m
1 stop
$1,561Air France
Sun, Sep 6 - Thu, Sep 10
Air France Logo
6:45 pm - 10:20 pm
SEA
-
TNR
41h 35m
1 stop
Air France Logo
12:25 am - 11:00 pm
TNR
-
SEA
32h 35m
2 stops
$1,571Air France
Sun, Sep 6 - Thu, Sep 10
Multiple Airlines Logo
2:05 pm - 11:20 pm
SEA
-
TNR
22h 15m
1 stop
Multiple Airlines Logo
1:30 am - 6:35 am
TNR
-
SEA
40h 05m
2 stops
$1,600Multiple Airlines
Wed, Nov 18 - Thu, Nov 26
Multiple Airlines Logo
2:05 pm - 11:20 pm
SEA
-
TNR
22h 15m
1 stop
Multiple Airlines Logo
1:30 am - 6:35 am
TNR
-
SEA
40h 05m
2 stops
$1,601Multiple Airlines
Wed, Nov 18 - Thu, Nov 26

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United Airlines flights from Seattle to Antananarivo

Our best United Airlines deals on Seattle to Antananarivo flight tickets
United Airlines
Sep 6
SEA10:58 pmSeattle/Tacoma Intl
53h 02m
2 stops
TNR2:00 pmAntananarivo
Sep 11
TNR2:45 pmAntananarivo
42h 51m
2 stops
SEA11:36 pmSeattle/Tacoma Intl
$1,476
United Airlines
Sep 18
SEA7:30 amSeattle/Tacoma Intl
44h 30m
2 stops
TNR2:00 pmAntananarivo
Sep 26
TNR2:45 pmAntananarivo
37h 34m
2 stops
SEA6:19 pmSeattle/Tacoma Intl
$1,525
United Airlines
Sep 18
SEA8:40 amSeattle/Tacoma Intl
43h 20m
3 stops
TNR2:00 pmAntananarivo
Sep 26
TNR2:45 pmAntananarivo
41h 10m
2 stops
SEA9:55 pmSeattle/Tacoma Intl
$1,661

Air France flights from Seattle to Antananarivo

Our best Air France deals on Seattle to Antananarivo flight tickets
Air France
Nov 18
SEA2:05 pmSeattle/Tacoma Intl
22h 15m
1 stop
TNR11:20 pmAntananarivo
Nov 26
TNR1:30 amAntananarivo
26h 57m
2 stops
SEA5:27 pmSeattle/Tacoma Intl
$1,549
Air France
Nov 18
SEA7:20 amSeattle/Tacoma Intl
29h 00m
2 stops
TNR11:20 pmAntananarivo
Nov 26
TNR1:30 amAntananarivo
26h 57m
2 stops
SEA5:27 pmSeattle/Tacoma Intl
$1,553
Air France
Sep 6
SEA6:45 pmSeattle/Tacoma Intl
41h 35m
1 stop
TNR10:20 pmAntananarivo
Sep 10
TNR12:25 amAntananarivo
27h 23m
1 stop
SEA5:48 pmSeattle/Tacoma Intl
$1,561

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Antananarivo 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 July 14, 2026.
Use the filters below to find and compare flights from Seattle to Antananarivo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Sun 9/6

10:58 pm-2:00 pm

2 stops53h 02m

Antananarivo

Fri 9/11

2:45 pm-11:36 pm

2 stops42h 51m

$1,476

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Fri 9/18

7:30 am-2:00 pm

2 stops44h 30m

Antananarivo

Sat 9/26

2:45 pm-6:19 pm

2 stops37h 34m

$1,525

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Sat 11/7

7:20 am-11:20 pm

2 stops29h 00m

Antananarivo

Sat 11/14

1:30 am-6:35 am

2 stops40h 05m

$1,530

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Sat 11/7

4:05 pm-11:20 pm

1 stop44h 15m

Antananarivo

Sat 11/14

1:30 am-6:35 am

2 stops40h 05m

$1,538
Quickest round-trip

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Wed 11/18

2:05 pm-11:20 pm

1 stop22h 15m

Antananarivo

Thu 11/26

1:30 am-5:27 pm

2 stops26h 57m

$1,549

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Wed 11/18

7:20 am-11:20 pm

2 stops29h 00m

Antananarivo

Thu 11/26

1:30 am-5:27 pm

2 stops26h 57m

$1,553

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Sun 9/6

6:45 pm-10:20 pm

1 stop41h 35m

Antananarivo

Thu 9/10

12:25 am-5:48 pm

1 stop27h 23m

$1,561

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Sun 9/6

6:45 pm-10:20 pm

1 stop41h 35m

Antananarivo

Thu 9/10

12:25 am-11:00 pm

2 stops32h 35m

$1,571

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Wed 11/18

2:05 pm-11:20 pm

1 stop22h 15m

Antananarivo

Thu 11/26

1:30 am-6:35 am

2 stops40h 05m

$1,600

SeattleAntananarivo

SEA - TNR

SEATNR

Seattle/Tacoma Intl

Wed 11/18

2:05 pm-11:20 pm

1 stop22h 15m

Antananarivo

Thu 11/26

1:30 am-6:35 am

2 stops40h 05m

$1,601

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Seattle to Antananarivo

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

Can stopping save me money on Seattle to Antananarivo flights?

You could potentially save up to 37% on your flight if you consider stops on a Seattle to Antananarivo flight.

When to book flights from Seattle to Antananarivo

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

Cheap Seattle to Antananarivo (SEA to TNR) flight deals and tips

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

Fastest flight time

33h 35m

Direct flights

None
The fastest flight from Seattle to Antananarivo takes 33h 35m
There are no direct flights from Seattle to Antananarivo. There are no popular flight routes from Seattle to Antananarivo.
Search flight deals

Frequently asked questions about flying from Seattle to Antananarivo

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

    There are 10365.2 mi between Seattle/Tacoma Intl and Antananarivo. 33h 35m is a normal flight duration for this route.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Antananarivo Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Antananarivo Airport.

  • What documentation or ID do you need to fly to Antananarivo Airport?

    The required travel and health documents for your Antananarivo Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Antananarivo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Seattle to Antananarivo?

Best airlines flying from Seattle to Antananarivo

Compare and see reviews for airlines that fly from Seattle to Antananarivo with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $1,481Free CancellationRating
7.8
1,538 reviews
Search KLM flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Antananarivo for you.

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

Yes. All flights to Antananarivo from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Antananarivo?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Antananarivo from Seattle.

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

Yes. momondo can track prices for Seattle to Antananarivo 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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