What is the cheapest airline that flies from Buenos Aires to Washington?

Air Canada and Delta are the most popular carriers operating from Buenos Aires to Washington

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

Prices for flights from Buenos Aires to Washington refresh daily.

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

There is 1 operator available for flights from Buenos Aires to Washington as of August 2026.

How old do you have to be to fly from Buenos Aires to Washington?

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 Buenos Aires to Washington.

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

The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$491 Cheap Flights from Buenos Aires to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buenos Aires to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:10 pm - 9:54 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 44m1 stop Miami

8:15 pm - 11:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

35h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

$998Multiple Airlines

Tue, Sep 8 - Thu, Oct 1

1:10 pm - 9:54 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 44m1 stop Miami

8:15 pm - 11:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

35h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

$1,019Multiple Airlines

Wed, Sep 9 - Thu, Oct 1

1:10 pm - 9:54 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 44m1 stop Miami

8:15 pm - 11:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

35h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

$1,021Multiple Airlines

Mon, Sep 7 - Thu, Oct 1

1:10 pm - 10:00 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 50m1 stop Miami

8:15 pm - 11:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

35h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

$1,042Multiple Airlines

Tue, Sep 1 - Thu, Oct 1

8:00 am - 9:54 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

17h 54m1 stop Miami

8:15 pm - 11:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

35h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

$1,042Multiple Airlines

Sun, Sep 27 - Thu, Oct 1

1:10 pm - 10:00 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 50m1 stop Miami

8:15 pm - 11:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

35h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

$1,042Multiple Airlines

Fri, Sep 4 - Thu, Oct 1

1:10 pm - 10:00 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 50m1 stop Miami

8:15 pm - 11:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

35h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

$1,042Multiple Airlines

Sat, Sep 5 - Thu, Oct 1

1:10 pm - 9:54 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 44m1 stop Miami

7:25 pm - 3:15 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

27h 50m2 stops Los Angeles Panama City Tocumen Intl

$1,062Multiple Airlines

Thu, Sep 10 - Wed, Sep 23

10:10 am - 11:59 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

18h 49m1 stop Miami

5:24 am - 8:30 amPDX Portland-EZE Buenos Aires Ministro Pistarini

22h 06m1 stop Dallas/Fort Worth

$1,248American Airlines

Tue, Dec 22 - Tue, Dec 29

10:50 pm - 1:44 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

19h 54m2 stops Miami Dallas/Fort Worth

5:00 am - 7:25 amPDX Portland-EZE Buenos Aires Ministro Pistarini

21h 25m2 stops Dallas/Fort Worth Miami

$1,252American Airlines

Sun, Nov 15 - Sun, Nov 22

Cheap last minute flights

Enter your travel dates to find the best prices.

1:10 pm - 1:17 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

28h 07m2 stops Miami Denver Intl

8:13 am - 9:40 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

21h 27m1 stop Miami

$1,352Multiple Airlines

Thu, Aug 13 - Thu, Aug 20

1:10 pm - 7:59 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

34h 49m3 stops Miami Mexico City Benito Juarez Guadalajara Miguel Hidal

11:00 pm - 5:40 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

26h 40m3 stops Guadalajara Miguel Hidal Cancun Bogotá El Dorado

$1,429Multiple Airlines

Thu, Aug 13 - Thu, Aug 20

2:30 am - 10:00 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

23h 30m2 stops Medellín Jose Maria Cordova Intl Miami

11:15 pm - 1:20 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

46h 05m2 stops New York John F Kennedy Intl Medellín Jose Maria Cordova Intl

$1,471Multiple Airlines

Wed, Aug 12 - Thu, Aug 20

1:10 pm - 7:59 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

34h 49m3 stops Miami Mexico City Benito Juarez Guadalajara Miguel Hidal

12:35 pm - 9:25 pmSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

28h 50m2 stops Guadalajara Miguel Hidal Mexico City Benito Juarez

$1,510Multiple Airlines

Thu, Aug 13 - Thu, Aug 20

1:10 pm - 10:00 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 50m1 stop Miami

8:13 am - 7:15 pmSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

31h 02m1 stop Miami

$1,543Multiple Airlines

Thu, Aug 13 - Thu, Aug 20

8:50 pm - 2:56 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

22h 06m2 stops Miami Dallas/Fort Worth

7:40 am - 8:45 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

21h 05m2 stops Dallas/Fort Worth Miami

$1,608American Airlines

Wed, Aug 12 - Mon, Aug 31

8:50 pm - 11:58 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 08m1 stop Miami

5:50 am - 7:15 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

21h 25m2 stops Chicago O'Hare Intl Miami

$1,608American Airlines

Wed, Aug 12 - Mon, Aug 31

8:50 pm - 11:58 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 08m1 stop Miami

10:15 am - 8:45 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

18h 30m2 stops Dallas/Fort Worth Miami

$1,608American Airlines

Wed, Aug 12 - Mon, Aug 31

8:50 pm - 4:40 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

23h 50m2 stops Miami Dallas/Fort Worth

5:50 am - 7:15 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

21h 25m2 stops Chicago O'Hare Intl Miami

$1,608American Airlines

Wed, Aug 12 - Mon, Aug 31

6:20 pm - 2:50 pmAEP Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl

24h 30m2 stops Sao Paulo Guarulhos Intl Los Angeles

6:00 am - 7:40 amSEA Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery

21h 40m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

$1,657LATAM Airlines

Thu, Aug 13 - Thu, Aug 20

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Air Canada flights from Buenos Aires to State of Washington

Our best Air Canada deals on Buenos Aires to State of Washington flight tickets

Air Canada

Sep 28

EZE4:35 pmBuenos Aires Ministro Pistarini

45h 30m

3 stops

SEA10:05 amSeattle/Tacoma Intl

Oct 13

SEA10:30 amSeattle/Tacoma Intl

48h 00m

3 stops

EZE2:30 pmBuenos Aires Ministro Pistarini

$1,186

Air Canada

Nov 20

EZE4:45 pmBuenos Aires Ministro Pistarini

45h 42m

3 stops

SEA9:27 amSeattle/Tacoma Intl

Nov 28

SEA3:15 pmSeattle/Tacoma Intl

42h 50m

3 stops

EZE3:05 pmBuenos Aires Ministro Pistarini

$1,196

Air Canada

Nov 15

EZE4:45 pmBuenos Aires Ministro Pistarini

26h 56m

3 stops

PDX2:41 pmPortland

Nov 22

PDX10:00 amPortland

24h 05m

3 stops

EZE3:05 pmBuenos Aires Ministro Pistarini

$1,580

LATAM Airlines flights from Buenos Aires to State of Washington

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

LATAM Airlines

Dec 9

AEP8:05 pmBuenos Aires Jorge Newbery

21h 55m

2 stops

SEA1:00 pmSeattle/Tacoma Intl

Jan 6

SEA11:50 amSeattle/Tacoma Intl

23h 10m

2 stops

AEP4:00 pmBuenos Aires Jorge Newbery

$1,409

LATAM Airlines

Sep 28

AEP3:45 pmBuenos Aires Jorge Newbery

24h 42m

2 stops

SEA12:27 pmSeattle/Tacoma Intl

Oct 18

SEA6:00 amSeattle/Tacoma Intl

22h 30m

2 stops

AEP8:30 amBuenos Aires Jorge Newbery

$1,474

LATAM Airlines

Sep 7

EZE7:21 pmBuenos Aires Ministro Pistarini

21h 31m

2 stops

PDX12:52 pmPortland

Sep 14

PDX2:10 pmPortland

15h 35m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

$1,484

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Buenos AiresSeattle

EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl

EZESEA

Buenos Aires Ministro Pistarini

Tue 9/8

1:10 pm-9:54 pm

1 stop36h 44m

Seattle/Tacoma Intl

Thu 10/1

8:15 pm-11:30 am

2 stops35h 15m

$998

Buenos AiresSeattle

EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl

EZESEA

Buenos Aires Ministro Pistarini

Wed 9/9

1:10 pm-9:54 pm

1 stop36h 44m

Seattle/Tacoma Intl

Thu 10/1

8:15 pm-11:30 am

2 stops35h 15m

$1,019

Buenos AiresSeattle

EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl

EZESEA

Buenos Aires Ministro Pistarini

Mon 9/7

1:10 pm-9:54 pm

1 stop36h 44m

Seattle/Tacoma Intl

Thu 10/1

8:15 pm-11:30 am

2 stops35h 15m

$1,021

Buenos AiresSeattle

EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl

EZESEA

Buenos Aires Ministro Pistarini

Tue 9/1

1:10 pm-10:00 pm

1 stop36h 50m

Seattle/Tacoma Intl

Thu 10/1

8:15 pm-11:30 am

2 stops35h 15m

$1,042

Buenos AiresSeattle

EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl

EZESEA

Buenos Aires Ministro Pistarini

Sun 9/27

8:00 am-9:54 pm

1 stop17h 54m

Seattle/Tacoma Intl

Thu 10/1

8:15 pm-11:30 am

2 stops35h 15m

$1,042

Buenos AiresSeattle

EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl

EZESEA

Buenos Aires Ministro Pistarini

Fri 9/4

1:10 pm-10:00 pm

1 stop36h 50m

Seattle/Tacoma Intl

Thu 10/1

8:15 pm-11:30 am

2 stops35h 15m

$1,042

Buenos AiresSeattle

EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl

EZESEA

Buenos Aires Ministro Pistarini

Sat 9/5

1:10 pm-10:00 pm

1 stop36h 50m

Seattle/Tacoma Intl

Thu 10/1

8:15 pm-11:30 am

2 stops35h 15m

$1,042

Buenos AiresSeattle

EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl

EZESEA

Buenos Aires Ministro Pistarini

Thu 9/10

1:10 pm-9:54 pm

1 stop36h 44m

Seattle/Tacoma Intl

Wed 9/23

7:25 pm-3:15 am

2 stops27h 50m

$1,062

Quickest round-trip

Buenos AiresPortland

EZE Buenos Aires Ministro Pistarini - PDX Portland

EZEPDX

Buenos Aires Ministro Pistarini

Tue 12/22

10:10 am-11:59 pm

1 stop18h 49m

Portland

Tue 12/29

5:24 am-8:30 am

1 stop22h 06m

$1,248

Buenos AiresPortland

EZE Buenos Aires Ministro Pistarini - PDX Portland

EZEPDX

Buenos Aires Ministro Pistarini

Sun 11/15

10:50 pm-1:44 pm

2 stops19h 54m

Portland

Sun 11/22

5:00 am-7:25 am

2 stops21h 25m

$1,252

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 Buenos Aires 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 March is, on average, the cheapest month to fly to State of Washington from Buenos Aires, with most prices found around $1,041. If you aren’t able to travel to State of Washington during the month of March, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $1,145.

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

You could potentially save up to 31% on your flight if you consider stops on a Buenos Aires to State of Washington flight.

Cheap Buenos Aires to State of Washington flight deals and tips

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

Fastest flight time	17h 54m
Direct flights	None

The fastest flight from Buenos Aires to State of Washington takes 17h 54m

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

Search flight deals

Frequently asked questions about flying from Buenos Aires to Washington

When did momondo last update prices for flights from Buenos Aires to Washington?
Prices for flights from Buenos Aires to Washington refresh daily.
How many operators does momondo search for flights from Buenos Aires to Washington?
There is 1 operator available for flights from Buenos Aires to Washington as of August 2026.
How old do you have to be to fly from Buenos Aires to Washington?
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 Buenos Aires to Washington.
What documentation or ID do you need to fly to Washington?
The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Buenos Aires to State of Washington

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $1,075	Free Cancellation	Rating 7.1 11,904 reviews		Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington from Buenos Aires.

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

All flight searches from Buenos Aires to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Buenos Aires to Washington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Buenos Aires to Washington.

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

If you are not ready to book a flight from Buenos Aires to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.