How long is the flight from Washington, D.C. to Pasto?

Airlines like Avianca fly from Washington, D.C. to Pasto in about 25h 55m. The time it takes to get you to your destination can typically vary by up to . The distance from Washington, D.C. to Pasto is about 2593 mi.

In terms of precipitation, rainfall in Pasto ranges from 1.2 - 3.7 inches per month. November is typically the wettest month, when rainfall can reach 3.7 in. August is typically the driest time to visit Pasto when rainfall is around 1.2 in.

If weather is an important factor for your trip to Pasto, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 57.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 55.4 F).

What is the cheapest time of day to fly from WAS to PSO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Pasto as you normally would.

What airport do you fly into for flights to Pasto from Washington, D.C.?

Located just 13.2 mi from the city center, Pasto Antonio Nariño is the airport most travelers will use when flying to Pasto from Washington, D.C.. Booking flights from Washington, D.C. to Antonio Nariño (PSO) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 1 airline.

Can I find deals for flights from Washington, D.C. to Pasto that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Pasto flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Pasto?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Pasto.

Can I find deals for business class flights from Washington, D.C. to Pasto?

Yes. Cheapflights offers flight deals from Washington, D.C. to Pasto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$424+ Flights from Washington, D.C. to Pasto

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Cheap flight deals from Washington, D.C. to Pasto

Cheapest flights from Washington, D.C. to Pasto
Explore the most affordable flight options available from Washington, D.C. to Pasto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Mon 2/165:45 am

IAD

PSO

1 stop29h 00m

Avianca

Thu 2/195:10 pm

PSO

IAD

1 stop11h 15m

Avianca

Deal found 1/28

$424

Fri 7/245:35 pm

IAD

PSO

2 stops20h 29m

Avianca

Sat 8/83:38 pm

PSO

IAD

2 stops35h 42m

Avianca

Deal found 1/27

$585

Best flights from Washington, D.C. to Pasto
Discover carefully curated flight deals from Washington, D.C. to Pasto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 29, 2026.

Mon 2/162:35 pm

IAD

PSO

1 stop25h 55m

Avianca

Thu 2/194:15 pm

PSO

IAD

1 stop12h 10m

Avianca

Deal found 1/27

$424

Fri 7/245:35 pm

IAD

PSO

2 stops20h 29m

Avianca

Sat 8/83:38 pm

PSO

IAD

2 stops35h 42m

Avianca

Deal found 1/27

$585

Last-minute flights from Washington, D.C. to Pasto
Discover last-minute flight deals from Washington, D.C. to Pasto. Data last updated January 29, 2026 and is based on user searches.

Mon 2/165:45 am

IAD

PSO

1 stop29h 00m

Avianca

Thu 2/195:10 pm

PSO

IAD

1 stop11h 15m

Avianca

Deal found 1/28

$424

Find flight deals from Washington, D.C. to Pasto

Round-trip from	$424 (Avianca)

From Washington, D.C. (WAS) to Pasto Antonio Nariño

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Washington, D.C.Pasto

IAD - PSO

IADPSO

Washington, D.C. Dulles Intl

Mon 2/16

2:35 pm-4:30 pm

1 stop25h 55m

Pasto Antonio Nariño

Thu 2/19

4:15 pm-4:25 am

1 stop12h 10m

$424

Washington, D.C.Pasto

IAD - PSO

IADPSO

Washington, D.C. Dulles Intl

Fri 7/24

5:35 pm-1:04 pm

2 stops20h 29m

Pasto Antonio Nariño

Sat 8/8

3:38 pm-4:20 am

2 stops35h 42m

$585

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Deals found on 1/27

Best time to book a flight from Washington, D.C. to Pasto

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Estimated round-trip price

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Related info for your journey

What airport do you fly into for flights to Pasto from Washington, D.C.?
Located just 13.2 mi from the city center, Pasto Antonio Nariño is the airport most travelers will use when flying to Pasto from Washington, D.C.. Booking flights from Washington, D.C. to Antonio Nariño (PSO) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 1 airline.
How long is the flight from Washington, D.C. to Pasto?
Airlines like Avianca fly from Washington, D.C. to Pasto in about 25h 55m. The time it takes to get you to your destination can typically vary by up to . The distance from Washington, D.C. to Pasto is about 2593 mi.
Can I find deals for flights from Washington, D.C. to Pasto that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Pasto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Pasto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Pasto.
Can I find deals for business class flights from Washington, D.C. to Pasto?
Yes. Cheapflights offers flight deals from Washington, D.C. to Pasto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Alternative routes for Washington, D.C. to Pasto

Top airline flying from Washington, D.C. to Pasto

Airline	Cheapest	Average	Flexibility	On-time
Avianca	Cheapest$514	Average$607	FlexibilityNo cancel fee	On-time71%

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$424+ Cheap flights from Washington, D.C. (WAS) to Pasto (PSO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Pasto with Cheapflights

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Cheap flight deals from Washington, D.C. to Pasto

Cheapest flights from Washington, D.C. to PastoExplore the most affordable flight options available from Washington, D.C. to Pasto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Explore the most affordable flight options available from Washington, D.C. to Pasto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

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Best time to book a flight from Washington, D.C. to Pasto

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Everything you need to know about your flight from Washington, D.C. to Pasto

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Pasto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Pasto from Washington, D.C.?

How long is the flight from Washington, D.C. to Pasto?

Can I find deals for flights from Washington, D.C. to Pasto that include hotel bookings?

How can I find direct flights from Washington, D.C. to Pasto?

Can I find deals for business class flights from Washington, D.C. to Pasto?

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Alternative routes for Washington, D.C. to Pasto

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Cheapest flights from Washington, D.C. to Pasto
Explore the most affordable flight options available from Washington, D.C. to Pasto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.