What airlines fly to State of Washington?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to State of Washington from Argentina according to our data. American Airlines is the first choice among our users, with 31% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 4 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Argentina to Washington?

Copa Airlines, LATAM Airlines, and American Airlines are the most popular carriers operating from Argentina to Washington

When did momondo last update prices for flights from Argentina to Washington?

Prices for flights from Argentina to Washington are updated daily.

How many operators does momondo search for flights from Argentina to Washington?

As of December 2025, there are 3 operators available to choose from for flights from Argentina to Washington.

How old do you have to be to fly from Argentina to Washington?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Argentina to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington 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 Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$468 Cheap Flights from Argentina to Washington in 2025/26

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Recent round-trip flight deals from Argentina to Washington

Enter your travel dates to find the best prices.

7:45 am - 10:01 am

EZE

SEA

30h 16m2 stops

8:00 am - 6:21 pm

SEA

EZE

30h 21m2 stops

$1,045LATAM Airlines

Tue, Mar 31 - Wed, Apr 22

5:32 am - 10:54 pm

EZE

SEA

21h 22m2 stops

5:30 pm - 4:16 am

SEA

EZE

30h 46m2 stops

$1,094Copa Airlines

Tue, Mar 31 - Wed, Apr 22

11:30 pm - 11:40 pm

EZE

SEA

28h 10m1 stop

10:55 pm - 5:50 am

SEA

EZE

26h 55m1 stop

$1,102American Airlines

Tue, Mar 31 - Wed, Apr 22

11:30 pm - 11:40 pm

EZE

SEA

28h 10m1 stop

10:55 pm - 5:50 am

SEA

EZE

26h 55m1 stop

$1,104American Airlines

Tue, Mar 31 - Wed, Apr 22

9:50 am - 10:04 pm

AEP

SEA

65h 14m3 stops

5:52 pm - 6:40 pm

SEA

AEP

43h 48m3 stops

$1,320Multiple Airlines

Mon, Feb 16 - Thu, Feb 19

3:40 pm - 1:31 pm

AEP

PDX

25h 51m2 stops

5:30 pm - 4:00 pm

PDX

AEP

18h 30m2 stops

$1,321Multiple Airlines

Sat, May 2 - Sat, May 16

10:05 pm - 12:28 pm

EZE

PDX

19h 23m2 stops

11:59 pm - 8:20 am

PDX

EZE

28h 21m2 stops

$1,331United Airlines

Wed, Mar 4 - Sun, Mar 8

10:05 pm - 12:35 pm

EZE

PDX

19h 30m1 stop

11:59 pm - 8:20 am

PDX

EZE

28h 21m2 stops

$1,334United Airlines

Wed, Mar 4 - Sun, Mar 8

4:45 pm - 2:40 pm

EZE

PDX

26h 55m3 stops

9:50 am - 3:10 pm

PDX

EZE

25h 20m3 stops

$1,792Air Canada

Wed, Mar 4 - Sun, Mar 8

4:45 pm - 2:40 pm

EZE

PDX

26h 55m3 stops

9:50 am - 3:10 pm

PDX

EZE

25h 20m3 stops

$1,804Air Canada

Wed, Mar 4 - Sun, Mar 8

Copa Airlines flights from Argentina to State of Washington

Our best Copa Airlines deals on Argentina to State of Washington flight tickets

Copa Airlines

Mar 31

EZE5:32 amBuenos Aires Ministro Pistarini

21h 22m

2 stops

SEA10:54 pmSeattle/Tacoma Intl

Apr 22

SEA5:30 pmSeattle/Tacoma Intl

30h 46m

2 stops

EZE4:16 amBuenos Aires Ministro Pistarini

$1,094

Find similar

Copa Airlines

Dec 19

EZE2:15 amBuenos Aires Ministro Pistarini

26h 42m

2 stops

SEA11:57 pmSeattle/Tacoma Intl

Jan 7

SEA7:30 pmSeattle/Tacoma Intl

22h 04m

2 stops

EZE10:34 pmBuenos Aires Ministro Pistarini

$1,383

Find similar

LATAM Airlines flights from Argentina to State of Washington

Our best LATAM Airlines deals on Argentina to State of Washington flight tickets

LATAM Airlines

Jun 5

EZE7:21 pmBuenos Aires Ministro Pistarini

30h 38m

2 stops

SEA9:59 pmSeattle/Tacoma Intl

Jun 19

SEA7:20 amSeattle/Tacoma Intl

33h 40m

2 stops

EZE9:00 pmBuenos Aires Ministro Pistarini

$1,097

Find similar

LATAM Airlines

Jun 4

EZE4:45 pmBuenos Aires Ministro Pistarini

25h 34m

2 stops

SEA2:19 pmSeattle/Tacoma Intl

Jun 19

SEA8:25 amSeattle/Tacoma Intl

32h 35m

2 stops

EZE9:00 pmBuenos Aires Ministro Pistarini

$1,122

Find similar

LATAM Airlines

Jun 3

EZE3:55 amBuenos Aires Ministro Pistarini

22h 04m

2 stops

SEA9:59 pmSeattle/Tacoma Intl

Jun 22

SEA9:30 amSeattle/Tacoma Intl

22h 52m

2 stops

EZE12:22 pmBuenos Aires Ministro Pistarini

$1,164

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Argentina to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 3/31

7:45 am-10:01 am

2 stops30h 16m

Seattle/Tacoma Intl

Wed 4/22

8:00 am-6:21 pm

2 stops30h 21m

$1,045

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 3/31

5:32 am-10:54 pm

2 stops21h 22m

Seattle/Tacoma Intl

Wed 4/22

5:30 pm-4:16 am

2 stops30h 46m

$1,094

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 3/31

11:30 pm-11:40 pm

1 stop28h 10m

Seattle/Tacoma Intl

Wed 4/22

10:55 pm-5:50 am

1 stop26h 55m

$1,102

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 3/31

11:30 pm-11:40 pm

1 stop28h 10m

Seattle/Tacoma Intl

Wed 4/22

10:55 pm-5:50 am

1 stop26h 55m

$1,104

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

Mon 2/16

9:50 am-10:04 pm

3 stops65h 14m

Seattle/Tacoma Intl

Thu 2/19

5:52 pm-6:40 pm

3 stops43h 48m

$1,320

Buenos AiresPortland

AEP - PDX

AEPPDX

Buenos Aires Jorge Newbery

Sat 5/2

3:40 pm-1:31 pm

2 stops25h 51m

Portland

Sat 5/16

5:30 pm-4:00 pm

2 stops18h 30m

$1,321

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

Wed 3/4

10:05 pm-12:28 pm

2 stops19h 23m

Portland

Sun 3/8

11:59 pm-8:20 am

2 stops28h 21m

$1,331

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

Wed 3/4

10:05 pm-12:35 pm

1 stop19h 30m

Portland

Sun 3/8

11:59 pm-8:20 am

2 stops28h 21m

$1,334

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

Wed 3/4

4:45 pm-2:40 pm

3 stops26h 55m

Portland

Sun 3/8

9:50 am-3:10 pm

3 stops25h 20m

$1,792

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

Wed 3/4

4:45 pm-2:40 pm

3 stops26h 55m

Portland

Sun 3/8

9:50 am-3:10 pm

3 stops25h 20m

$1,804

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Argentina to State of Washington

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

Prices

Airlines

What is the cheapest month to fly to State of Washington?

The month of October is, on average, the cheapest month to fly to State of Washington from Argentina, with most prices found around $1,148. If you aren’t able to travel to State of Washington during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,179.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Argentina to State of Washington is on a Tuesday. Travelers who choose to depart for State of Washington on a Tuesday will often find tickets for as low as $1,203. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Argentina to State of Washington for around $2,352.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the morning when flights can be purchased for as low as $1,235. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,483 on average. Flights to State of Washington from Argentina in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Argentina to State of Washington flights?

You could potentially save up to 22% on your flight if you consider stops on a Argentina to State of Washington flight.

Cheap Argentina to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Argentina to State of Washington

Fastest flight time	17h 40m
Direct flights	None

The fastest flight from Argentina to State of Washington takes 17h 40m

There are no direct flights from Argentina to State of Washington. There are no popular flight routes from Argentina to State of Washington.

Search flight deals

When did momondo last update prices for flights from Argentina to Washington?
Prices for flights from Argentina to Washington are updated daily.
How many operators does momondo search for flights from Argentina to Washington?
As of December 2025, there are 3 operators available to choose from for flights from Argentina to Washington.
How old do you have to be to fly from Argentina to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Argentina to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington 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 Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Argentina to State of Washington

Compare and see reviews for airlines that fly from Argentina to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $934	Free Cancellation	Rating 7.9 8,009 reviews	Search Delta flights
American Airlines	PriceFrom $1,075	Free Cancellation	Rating 7.2 11,054 reviews	Search American Airlines flights
United Airlines	PriceFrom $1,219	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
LATAM Airlines	PriceFrom $1,277	Free Cancellation	Rating 7.5 1,893 reviews	Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Argentina to Washington?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Argentina to Washington. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Argentina to Washington with flexible booking policies on momondo?

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

How can momondo help me find flights from Argentina to Washington?

momondo helps you find the best flight between Argentina and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Argentina to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.