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São Miguel

$323+ Cheap flights from Dulles Intl (IAD) to São Miguel

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PDL
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
1 adult, Economy
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Cheap flight deals from Dulles Intl to São Miguel

Keep the following information in mind while searching for Dulles Intl to São Miguel flight deals. Data was last updated June 23, 2025.

Round-trip from

$521
(Gotogate)

One-way from

$323
(Kiwi.com)

Popular in

May

Cheapest in

January

Average price

$1,091
From Washington, D.C. Dulles Intl to São Miguel
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One-way flight from Washington, D.C. Dulles Intl to São Miguel
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Highest demand for flights based on searches. 18% potential increase in price ($194 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Dulles Intl to São Miguel

Cheapest flights from Dulles Intl to São Miguel
Explore the most affordable flight options available from Dulles Intl to São Miguel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2025.

This Gotogate deal was found by Cheapflights users on 6/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1710:20 pmIAD - PDL
1 stop31h 25mTAP AIR PORTUGAL
Mon 8/253:50 pmPDL - IAD
1 stop27h 30mTAP AIR PORTUGAL
Deal found 6/22$521
This United Airlines deal was found by Cheapflights users on 6/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/315:53 pmIAD - PDL
1 stop10h 47mUnited Airlines
Fri 9/1211:00 amPDL - IAD
1 stop9h 23mUnited Airlines
Deal found 6/22$720
This Mytrip deal was found by Cheapflights users on 6/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/101:30 pmIAD - PDL
2 stops30h 15mMultiple Airlines
Wed 9/248:35 amPDL - IAD
2 stops31h 10mMultiple Airlines
Deal found 6/22$805
This FlightHub deal was found by Cheapflights users on 6/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/139:40 pmIAD - PDL
2 stops46h 05mTurkish Airlines
Mon 10/207:40 pmPDL - IAD
2 stops28h 05mTurkish Airlines
Deal found 6/21$952

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to São Miguel 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 June 23, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to São Miguel that are best for you.

Fly from

Dulles Intl

Fly to

São Miguel

Route

Depart

Return

Price

Washington, D.C.Ponta Delgada

IAD - PDL

IADPDL

Washington, D.C. Dulles Intl

Sun 8/17

10:20 pm-9:45 am

1 stop31h 25m

Ponta Delgada Nordela

Mon 8/25

3:50 pm-3:20 pm

1 stop27h 30m

$521

Washington, D.C.Ponta Delgada

IAD - PDL

IADPDL

Washington, D.C. Dulles Intl

Sun 8/31

5:53 pm-8:40 am

1 stop10h 47m

Ponta Delgada Nordela

Fri 9/12

11:00 am-4:23 pm

1 stop9h 23m

$720

Washington, D.C.Ponta Delgada

IAD - PDL

IADPDL

Washington, D.C. Dulles Intl

Wed 9/10

1:30 pm-11:45 pm

2 stops30h 15m

Ponta Delgada Nordela

Wed 9/24

8:35 am-11:45 am

2 stops31h 10m

$805

Washington, D.C.Ponta Delgada

IAD - PDL

IADPDL

Washington, D.C. Dulles Intl

Mon 10/13

9:40 pm-11:45 pm

2 stops46h 05m

Ponta Delgada Nordela

Mon 10/20

7:40 pm-7:45 pm

2 stops28h 05m

$952

Washington, D.C.Ponta Delgada

IAD - PDL

IADPDL

Washington, D.C. Dulles Intl

Sat 10/4

8:06 pm-11:20 am

2 stops59h 14m

$323

Washington, D.C.Ponta Delgada

IAD - PDL

IADPDL

Washington, D.C. Dulles Intl

Sat 7/19

10:35 pm-2:35 pm

1 stop12h 00m

$381

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Best time to book a flight from Dulles Intl to São Miguel

Have a flexible travel schedule? Discover the best time to fly to São Miguel 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to São Miguel

Rainfall in São Miguel by month

Plan your trip to São Miguel by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in São Miguel ranges from 1.1 - 4.8 inches per month. November is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit São Miguel when rainfall is around 1.1 in.

Temperature in São Miguel by month

Plan your trip to São Miguel by taking into account the average temperature totals by month.

If weather is an important factor for your trip to São Miguel, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing São Miguel

Get insights into the airlines that provide service to São Miguel. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to São Miguel. Reviews last updated June 23, 2025.
United Airlines
7.4
Good
8,831 reviews

Boarding

7.7

Entertainment

7.0

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,831 reviews
United Airlines
7.4
Good
8,831 reviews

Boarding

7.7

Entertainment

7.0

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,867 reviews
United Airlines
7.4
Good
8,831 reviews

Boarding

7.7

Entertainment

7.0

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
TAP AIR PORTUGAL
7.1
Good
1,900 reviews
United Airlines
7.4
Good
8,831 reviews

Boarding

7.7

Entertainment

7.0

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to São Miguel. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to São Miguel 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 São Miguel?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to São Miguel (average of $518). Flying from Washington, D.C. Dulles Intl Airport to São Miguel in June is currently the most expensive (average of $984). 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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Top airline flying from Dulles Intl to São Miguel

Discover the top airline that operate flights from Dulles Intl to São Miguel. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$613Average$1,078FlexibilityNo cancel feeOn-timeN/A

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