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Cheap flights from Washington, D.C. Dulles Intl Airport to Mexico from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Mexico departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Mexico

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:46 pm - 1:36 pmIAD-MID
20h 50m2 stops
American Airlines Logo
2:26 pm - 10:58 amMID-IAD
19h 32m2 stops
$232American Airlines
Find Deal
Mon, Jan 19 - Thu, Jan 29
American Airlines Logo
6:00 am - 3:36 pmIAD-MID
10h 36m1 stop
American Airlines Logo
4:47 pm - 5:16 pmMID-IAD
23h 29m2 stops
$237American Airlines
Find Deal
Sun, Jan 18 - Thu, Jan 29
Aeromexico Logo
4:15 pm - 8:50 amIAD-MTY
18h 35m1 stop
Aeromexico Logo
7:42 pm - 2:45 pmMTY-IAD
17h 03m1 stop
$314Aeromexico
Find Deal
Tue, Mar 10 - Wed, Mar 11
Aeromexico Logo
6:00 am - 12:18 pmIAD-MTY
7h 18m1 stop
Aeromexico Logo
9:05 pm - 2:02 pmMTY-IAD
15h 57m1 stop
$318Aeromexico
Find Deal
Thu, Dec 4 - Mon, Dec 8
Delta Logo
6:00 am - 5:06 pmIAD-MTY
12h 06m1 stop
Delta Logo
5:51 am - 2:02 pmMTY-IAD
7h 11m1 stop
$328Delta
Find Deal
Thu, Nov 13 - Thu, Nov 20
Delta Logo
4:01 pm - 9:35 amIAD-MTY
18h 34m1 stop
Delta Logo
5:51 am - 2:02 pmMTY-IAD
7h 11m1 stop
$340Delta
Find Deal
Sat, Nov 15 - Mon, Nov 24
United Airlines Logo
6:08 am - 10:35 pmIAD-GDL
17h 27m1 stop
United Airlines Logo
1:35 pm - 10:18 pmGDL-IAD
7h 43m1 stop
$355United Airlines
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Wed, Dec 31 - Mon, Jan 19
Frontier Logo
5:45 am - 1:58 pmIAD-CUN
8h 13m1 stop
Frontier Logo
2:58 pm - 11:05 pmCUN-IAD
8h 07m1 stop
$355Frontier
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Thu, Dec 11 - Mon, Dec 15
United Airlines Logo
8:29 am - 12:20 pmIAD-CUN
3h 51mnonstop
United Airlines Logo
2:44 pm - 10:12 pmCUN-IAD
7h 28m1 stop
$357United Airlines
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Sat, Nov 15 - Mon, Nov 17
Frontier Logo
7:18 pm - 1:33 pmIAD-CUN
18h 15m1 stop
Frontier Logo
2:58 pm - 11:05 pmCUN-IAD
8h 07m1 stop
$383Frontier
Find Deal
Thu, Dec 4 - Sun, Dec 7

Aeromexico flights from Washington, D.C. Dulles Intl Airport to Mexico

Our best Aeromexico deals on Washington, D.C. Dulles Intl Airport to Mexico flight tickets
Aeromexico
Mar 10
IAD4:15 pmWashington, D.C. Dulles Intl
18h 35m
1 stop
MTY8:50 amMonterrey Gen Mariano Escobedo
Mar 11
MTY7:42 pmMonterrey Gen Mariano Escobedo
17h 03m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
$314
Find similar
Aeromexico
Dec 4
IAD6:00 amWashington, D.C. Dulles Intl
7h 18m
1 stop
MTY12:18 pmMonterrey Gen Mariano Escobedo
Dec 8
MTY9:05 pmMonterrey Gen Mariano Escobedo
15h 57m
1 stop
IAD2:02 pmWashington, D.C. Dulles Intl
$318
Find similar
Aeromexico
Nov 18
IAD4:01 pmWashington, D.C. Dulles Intl
9h 16m
1 stop
MTY12:17 amMonterrey Gen Mariano Escobedo
Nov 19
MTY8:15 pmMonterrey Gen Mariano Escobedo
16h 47m
1 stop
IAD2:02 pmWashington, D.C. Dulles Intl
$319
Find similar

Frontier flights from Washington, D.C. Dulles Intl Airport to Mexico

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Mexico flight tickets
Frontier
Dec 11
IAD5:45 amWashington, D.C. Dulles Intl
8h 13m
1 stop
CUN1:58 pmCancun
Dec 15
CUN2:58 pmCancun
8h 07m
1 stop
IAD11:05 pmWashington, D.C. Dulles Intl
$355
Find similar
Frontier
Dec 4
IAD7:18 pmWashington, D.C. Dulles Intl
18h 15m
1 stop
CUN1:33 pmCancun
Dec 7
CUN2:58 pmCancun
8h 07m
1 stop
IAD11:05 pmWashington, D.C. Dulles Intl
$383
Find similar
Frontier
Nov 13
IAD6:00 amWashington, D.C. Dulles Intl
7h 20m
1 stop
CUN1:20 pmCancun
Nov 15
CUN2:30 pmCancun
9h 25m
1 stop
IAD11:55 pmWashington, D.C. Dulles Intl
$416
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Mexico 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 November 3, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Mexico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Mérida

IAD - MID

IADMID

Washington, D.C. Dulles Intl

Mon 1/19

5:46 pm-1:36 pm

2 stops20h 50m

Mérida Rejon

Thu 1/29

2:26 pm-10:58 am

2 stops19h 32m

$232

Washington, D.C.Mérida

IAD - MID

IADMID

Washington, D.C. Dulles Intl

Sun 1/18

6:00 am-3:36 pm

1 stop10h 36m

Mérida Rejon

Thu 1/29

4:47 pm-5:16 pm

2 stops23h 29m

$237

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Tue 3/10

4:15 pm-8:50 am

1 stop18h 35m

Monterrey Gen Mariano Escobedo

Wed 3/11

7:42 pm-2:45 pm

1 stop17h 03m

$314

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Thu 12/4

6:00 am-12:18 pm

1 stop7h 18m

Monterrey Gen Mariano Escobedo

Mon 12/8

9:05 pm-2:02 pm

1 stop15h 57m

$318

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Thu 11/13

6:00 am-5:06 pm

1 stop12h 06m

Monterrey Gen Mariano Escobedo

Thu 11/20

5:51 am-2:02 pm

1 stop7h 11m

$328

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Sat 11/15

4:01 pm-9:35 am

1 stop18h 34m

Monterrey Gen Mariano Escobedo

Mon 11/24

5:51 am-2:02 pm

1 stop7h 11m

$340

Washington, D.C.Guadalajara

IAD - GDL

IADGDL

Washington, D.C. Dulles Intl

Wed 12/31

6:08 am-10:35 pm

1 stop17h 27m

Guadalajara Miguel Hidal

Mon 1/19

1:35 pm-10:18 pm

1 stop7h 43m

$355

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Thu 12/11

5:45 am-1:58 pm

1 stop8h 13m

Cancun

Mon 12/15

2:58 pm-11:05 pm

1 stop8h 07m

$355

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sat 11/15

8:29 am-12:20 pm

Nonstop3h 51m

Cancun

Mon 11/17

2:44 pm-10:12 pm

1 stop7h 28m

$357

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Thu 12/4

7:18 pm-1:33 pm

1 stop18h 15m

Cancun

Sun 12/7

2:58 pm-11:05 pm

1 stop8h 07m

$383

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Mexico from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Mexico

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

What is the cheapest month to fly to Mexico?

If you’re not able to fly to Mexico in September, then February is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Mexico during February average around $548.

What is the cheapest day to depart on your flight to Mexico?

The cheapest day to depart on your flight to Mexico is on a Sunday when prices can be found for as low as $564. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $672. These prices are subject to change though, so be sure to set up a Price Alert for flights to Mexico.

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

Our data shows that the cheapest Washington, D.C. Dulles Intl Airport to Mexico flights are usually those with departure times in the evening. Our users have found flights to Mexico in the evening for as low as $444. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $854 on average. Flights to Mexico from Washington, D.C. Dulles Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Washington, D.C. Dulles Intl to Mexico flight route?

Fly from Washington, D.C. Dulles Intl to Cancun for the best Washington, D.C. Dulles Intl - Mexico flight prices

How far in advance should I book a flight to Mexico?

You are more likely to see cheaper flights to Mexico from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico for around $590 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico from Washington, D.C. Dulles Intl Airport for as low as $518 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Mexico flights?

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl to Mexico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Mexico flights?

You could potentially save up to 18% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Mexico flight.

Cheap Washington, D.C. Dulles Intl Airport to Mexico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Mexico

Best Price Found

$193

Fastest flight time

3h 38m

Direct flights

Every day

Airports in Mexico

1 airport
The best one-way flight to Mexico from Washington, D.C. Dulles Intl Airport in the past 72 hours is $193. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Mexico found on momondo in the last 72 hours is $470.
The fastest flight from Washington, D.C. Dulles Intl Airport to Mexico takes 3h 38m
Direct flights go from Washington, D.C. Dulles Intl Airport to Mexico every day.
There is 1 airport near Mexico: Cancun (CUN)
Search flight deals

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Mexico?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Mexico were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Mexico?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Mexico?

    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 Washington, D.C. Dulles Intl Airport to Mexico.

  • What documentation or ID do you need to fly to Mexico?

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

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Mexico?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Mexico

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Mexico with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $118Free CancellationRating
6.6
2,467 reviews
Search Avianca flights
Spirit AirlinesPriceFrom $131Free CancellationRating
6.3
8,113 reviews
Search Spirit Airlines flights
AeromexicoPriceFrom $173Free CancellationRating
7.4
1,673 reviews
Search Aeromexico flights
Air CanadaPriceFrom $205Free CancellationRating
7.1
10,394 reviews
Search Air Canada flights
DeltaPriceFrom $253Free CancellationRating
7.9
8,001 reviews
Search Delta flights
Volaris El SalvadorPriceFrom $286Free CancellationRating
7.4
26 reviews
Search Volaris El Salvador flights
FrontierPriceFrom $318Free CancellationRating
5.8
3,117 reviews
Search Frontier flights
American AirlinesPriceFrom $345Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
United AirlinesPriceFrom $355Free CancellationRating
7.4
8,996 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Mexico?

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 Washington, D.C. to Mexico for you.

Can I find flights from Washington, D.C. to Mexico with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington, D.C. to Mexico?

Once you have performed a search for Washington, D.C. to Mexico flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Washington, D.C. to Mexico 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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