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Aguascalientes

$301+ Cheap flights from Dulles Intl (IAD) to Aguascalientes, Mexico (AGU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — AGU
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
1 adult, Economy
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Cheap flight deals from Dulles Intl to Aguascalientes

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Aguascalientes (AGU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 19, 2025.

Round-trip from

$343
(Aeromexico)

One-way from

$301
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$617
From Washington, D.C. Dulles Intl to Aguascalients
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One-way flight from Washington, D.C. Dulles Intl to Aguascalients
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Highest demand for flights based on searches. 9% potential increase in price ($71 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Aguascalientes

Cheapest flights from Dulles Intl to Aguascalientes
Explore the most affordable flight options available from Dulles Intl to Aguascalientes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

This Aeromexico deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:05 pmIAD - AGU
1 stop17h 57mAeromexico
Wed 10/159:00 pmAGU - IAD
1 stop16h 10mAeromexico
Deal found 9/17$343
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:05 amIAD - AGU
2 stops13h 00mDelta
Tue 2/176:16 amAGU - IAD
1 stop6h 33mDelta
Deal found 9/17$539
This Aeromexico deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2410:11 amIAD - AGU
2 stops12h 08mAeromexico
Tue 10/286:17 amAGU - IAD
1 stop6h 45mAeromexico
Deal found 9/16$587
This American Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:04 amIAD - AGU
1 stop17h 00mAmerican Airlines
Tue 11/116:14 amAGU - IAD
1 stop8h 57mAmerican Airlines
Deal found 9/19$595

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Aguascalientes 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, Cheapflights users made 2,558,603 searches. Data last updated September 19, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Aguascalientes that are best for you.

Fly from

Dulles Intl

Fly to

Aguascalientes

Route

Depart

Return

Price

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Wed 10/1

5:05 pm-9:02 am

1 stop17h 57m

Aguascalients

Wed 10/15

9:00 pm-3:10 pm

1 stop16h 10m

$343

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 3/9

3:35 pm-10:03 pm

1 stop8h 28m

Aguascalients

Wed 3/11

6:16 am-2:49 pm

1 stop6h 33m

$534

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Wed 10/15

7:05 am-6:05 pm

2 stops13h 00m

Aguascalients

Tue 2/17

6:16 am-1:49 pm

1 stop6h 33m

$539

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 9/29

5:05 pm-9:10 am

3 stops42h 05m

$301

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 9/29

10:07 am-11:10 pm

2 stops15h 03m

$359

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Sat 12/13

6:25 am-10:09 pm

2 stops16h 44m

$385

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 9/29

10:18 pm-11:33 am

1 stop15h 15m

$469

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 9/29

7:21 pm-12:27 pm

2 stops19h 06m

$469

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Wed 12/17

11:25 am-12:37 pm

2 stops26h 12m

$500

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 12/22

6:35 am-9:52 pm

2 stops16h 17m

$555

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/18

Showing 1-10 of 12 results
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Best time to book a flight from Dulles Intl to Aguascalientes

Have a flexible travel schedule? Discover the best time to fly to Aguascalientes from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Aguascalientes. 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 Aguascalientes from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Aguascalientes, you will be flying into Aguascalients. Aguascalients (AGU) is just 12.4 mi from the center of the city. Aguascalients is the only Aguascalientes airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 0 airlines have flights to Aguascalients from Washington, D.C. Dulles Intl on a regular basis.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Aguascalientes?

    Aeromexico and Delta can get you from Washington, D.C. Dulles Intl Airport to Aguascalientes in just under 8h 28m. Your travel time can differ by up to 9h 29m. The distance between Washington, D.C. Dulles Intl Airport and Aguascalientes is about 1890 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Aguascalientes one-way?

    $359 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $385 and $469, respectively.

  • Can I find deals for flights from Dulles Intl to Aguascalientes that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Aguascalientes flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Aguascalientes?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Aguascalientes.

  • Can I find deals for business class flights from Dulles Intl to Aguascalientes?

    Yes. Cheapflights offers flight deals from Dulles Intl to Aguascalientes by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Aguascalientes?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Aguascalientes (average of $463). Flying from Washington, D.C. Dulles Intl Airport to Aguascalientes in December is currently the most expensive (average of $803). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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