What are the cheapest airlines to fly from Washington, D.C. to Portimão one-way?

The cheapest airlines for a one-way flight from Washington, D.C. to Portimão are PLAY ($426), TAP AIR PORTUGAL ($528), and Air Canada ($577).

What is the cheapest day to fly from Washington, D.C. to Portimão?

Travelers seeking maximum savings on their Washington, D.C. to Portimão flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Washington, D.C. to Portimão?

Most travelers choose Washington, D.C. Dulles Intl - Faro, Washington, D.C. Reagan-National - Faro or Baltimore/Washington - Faro when deciding on the best route from Washington, D.C. to Portimão.

How far in advance should I book a flight from Washington, D.C. to Portimão?

Find a great deal and save up to 107% by booking at least 15 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. to Portimão within the next two weeks, with the cheapest ticket starting at $595.

What is the cheapest month to fly from Washington, D.C. to Portimão?

The best pricing can be found in the month of November. Prices to Portimão from Washington, D.C. average $893. You can even find prices in November for less than $893, as users have found deals to Portimão from as low as $505. The month of June appears to be one of the more expensive times to travel to Portimão from Washington, D.C.. Flying in the targeted month can save you up to 39%.

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

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

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

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 Portimão.

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

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

$326+ Flights from Washington, D.C. to Portimão

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. to Portimão are usually found in November or January, booked 15 days in advance, depart on a Wednesday or Sunday and return on a Monday

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

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$667 (Kiwi.com)
One-way from	$326 (Kiwi.com)
Popular in	June
Cheapest in	November
Average price	$1,172

Provider with most accurate pricing for Washington, D.C. (WAS)-Faro flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Faro flights.

Search Deals

From Washington, D.C. (WAS) to Portimão

Search Deals

One-way flight from Washington, D.C. (WAS) to Portimão

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($269 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

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

Cheapest flights from Washington, D.C. to Portimão
Explore the most affordable flight options available from Washington, D.C. to Portimão. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2025.

Tue 9/2310:20 pmIAD - FAO

1 stop14h 00mTAP AIR PORTUGAL

Wed 10/16:10 pmFAO - IAD

1 stop26h 10mTAP AIR PORTUGAL

Deal found 5/5

$540

Fri 10/176:50 pmBWI - FAO

1 stop20h 55mPLAY

Sat 10/259:45 pmFAO - BWI

1 stop25h 10mPLAY

Deal found 5/6

$570

Tue 6/39:00 pmIAD - FAO

1 stop19h 30mMultiple Airlines

Tue 6/106:20 amFAO - IAD

1 stop14h 30mMultiple Airlines

Deal found 5/5

$667

Tue 12/95:49 pmDCA - FAO

2 stops18h 41mBritish Airways

Tue 12/1611:00 amFAO - DCA

2 stops27h 31mBritish Airways

Deal found 5/6

$761

Mon 12/85:54 pmIAD - FAO

2 stops19h 06mBritish Airways

Tue 12/166:50 pmFAO - IAD

1 stop25h 45mBritish Airways

Deal found 5/5

$762

Wed 6/184:30 pmDCA - FAO

2 stops22h 50mMultiple Airlines

Wed 6/259:05 amFAO - DCA

2 stops35h 43mMultiple Airlines

Deal found 5/5

$772

Tue 12/98:30 pmBWI - FAO

1 stop16h 00mBritish Airways

Tue 12/166:50 pmFAO - BWI

2 stops26h 02mBritish Airways

Deal found 5/5

$789

Tue 9/238:15 pmDCA - FAO

2 stops17h 55mKLM

Wed 10/18:50 amFAO - DCA

2 stops18h 03mKLM

Deal found 5/5

$833

Thu 10/98:45 pmIAD - FAO

1 stop16h 10mSWISS

Mon 10/201:05 pmFAO - IAD

2 stops32h 10mSWISS

Deal found 5/5

$852

Wed 6/188:25 amBWI - FAO

2 stops29h 15mMultiple Airlines

Wed 6/258:05 amFAO - BWI

2 stops40h 24mMultiple Airlines

Deal found 5/5

$867

Wed 12/105:50 pmIAD - FAO

1 stop13h 30mUnited Airlines

Sun 12/211:10 pmFAO - IAD

2 stops55h 44mUnited Airlines

Deal found 5/5

$873

Sat 8/166:50 pmDCA - FAO

2 stops38h 45mUnited Airlines

Sat 8/233:25 pmFAO - DCA

2 stops29h 23mUnited Airlines

Deal found 5/6

$894

Best flights from Washington, D.C. to Portimão
Discover carefully curated flight deals from Washington, D.C. to Portimão that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 6, 2025.

Tue 6/39:00 pmIAD - FAO

1 stop19h 30mMultiple Airlines

Tue 6/106:20 amFAO - IAD

1 stop14h 30mMultiple Airlines

Deal found 5/5

$667

Tue 9/238:15 pmDCA - FAO

2 stops17h 55mKLM

Wed 10/18:50 amFAO - DCA

2 stops18h 03mKLM

Deal found 5/5

$833

Tue 7/156:50 pmBWI - FAO

1 stop20h 55mPLAY

Sat 7/199:45 pmFAO - BWI

1 stop24h 55mPLAY

Deal found 5/5

$834

Sat 8/166:50 pmDCA - FAO

2 stops38h 45mUnited Airlines

Sat 8/233:25 pmFAO - DCA

2 stops29h 23mUnited Airlines

Deal found 5/6

$894

Mon 7/75:45 pmIAD - FAO

1 stop25h 05mTAP AIR PORTUGAL

Tue 7/156:15 pmFAO - IAD

1 stop26h 05mTAP AIR PORTUGAL

Deal found 5/5

$914

Tue 5/201:30 pmIAD - FAO

2 stops29h 20mTurkish Airlines

Tue 5/276:05 amFAO - IAD

2 stops34h 40mTurkish Airlines

Deal found 5/5

$1,053

Sat 8/96:50 pmDCA - FAO

2 stops17h 30mAir Canada

Sat 8/236:05 amFAO - DCA

2 stops14h 43mAir Canada

Deal found 5/5

$1,108

Sun 7/610:40 pmIAD - FAO

1 stop30h 40mBritish Airways

Sun 7/137:10 pmFAO - IAD

1 stop30h 00mBritish Airways

Deal found 5/5

$1,131

Wed 6/410:40 pmIAD - FAO

2 stops30h 50mAer Lingus

Wed 6/1111:40 amFAO - IAD

1 stop12h 50mAer Lingus

Deal found 5/6

$1,161

Mon 7/711:00 amDCA - FAO

2 stops27h 15mScandinavian Airlines

Tue 7/158:05 pmFAO - DCA

2 stops31h 17mScandinavian Airlines

Deal found 5/5

$1,256

Tue 7/85:10 pmIAD - FAO

2 stops15h 00mLufthansa

Sun 7/133:25 pmFAO - IAD

1 stop27h 05mLufthansa

Deal found 5/5

$1,371

Mon 7/78:45 pmIAD - FAO

2 stops15h 55mSWISS

Tue 7/156:25 pmFAO - IAD

2 stops26h 50mSWISS

Deal found 5/5

$1,396

Last-minute flights from Washington, D.C. to Portimão
Discover last-minute flight deals from Washington, D.C. to Portimão. Data last updated May 6, 2025 and is based on user searches.

Tue 5/66:50 pmBWI - FAO

1 stop20h 55mPLAY

Wed 5/149:45 pmFAO - BWI

1 stop24h 55mPLAY

Deal found 5/6

$639

Tue 5/610:20 pmIAD - FAO

1 stop20h 30mTAP AIR PORTUGAL

Tue 6/106:05 amFAO - IAD

1 stop14h 15mTAP AIR PORTUGAL

Deal found 5/4

$973

Tue 5/65:20 pmIAD - FAO

1 stop12h 10mAer Lingus

Tue 5/1311:45 amFAO - IAD

1 stop12h 45mAer Lingus

Deal found 5/5

$1,073

Mon 5/125:20 pmIAD - FAO

1 stop12h 15mAer Lingus

Mon 5/267:40 pmFAO - IAD

2 stops29h 25mAer Lingus

Deal found 5/5

$1,368

Mon 5/1210:20 pmIAD - FAO

1 stop20h 30mTAP AIR PORTUGAL

Mon 5/266:10 pmFAO - IAD

1 stop26h 10mTAP AIR PORTUGAL

Deal found 5/5

$1,391

Mon 5/121:30 pmIAD - FAO

2 stops29h 20mMultiple Airlines

Mon 5/266:05 amFAO - IAD

2 stops34h 40mMultiple Airlines

Deal found 5/5

$1,656

Mon 5/122:25 pmIAD - FAO

2 stops19h 40mAir Canada

Mon 5/266:05 amFAO - IAD

3 stops20h 20mAir Canada

Deal found 5/5

$2,029

Tue 5/201:30 pmIAD - FAO

2 stops29h 20mTurkish Airlines

Tue 5/276:05 amFAO - IAD

2 stops34h 40mTurkish Airlines

Deal found 5/5

$1,053

Tue 5/201:15 pmDCA - FAO

2 stops18h 20mUnited Airlines

Tue 5/2711:40 amFAO - DCA

1 stop11h 14mUnited Airlines

Deal found 5/6

$1,286

Tue 5/209:40 amDCA - FAO

2 stops21h 55mAir Canada

Tue 5/273:25 pmFAO - DCA

2 stops29h 24mAir Canada

Deal found 5/6

$1,292

Tue 5/205:25 pmIAD - FAO

1 stop20h 45mKLM

Tue 5/277:55 pmFAO - IAD

1 stop24h 40mKLM

Deal found 5/5

$1,329

Tue 6/39:00 pmIAD - FAO

1 stop19h 30mMultiple Airlines

Tue 6/106:20 amFAO - IAD

1 stop14h 30mMultiple Airlines

Deal found 5/5

$667

One-way flights from Washington, D.C. to Portimão
Search for one-way flight options from Washington, D.C. to Portimão. Find affordable one-way fares based on user searches. Data last updated May 6, 2025.

Fri 7/411:15 pmIAD - FAO

2 stops59h 15mMultiple Airlines

Deal found 5/5

$326

Mon 6/305:04 pmBWI - FAO

2 stops44h 56mMultiple Airlines

Deal found 5/5

$345

Fri 7/46:50 pmBWI - FAO

1 stop20h 55mPLAY

Deal found 5/5

$426

Wed 7/26:00 amDCA - FAO

3 stops33h 05mMultiple Airlines

Deal found 5/5

$487

Tue 7/110:20 pmIAD - FAO

1 stop20h 30mTAP AIR PORTUGAL

Deal found 5/5

$528

Mon 6/304:30 pmDCA - FAO

2 stops17h 00mAir Canada

Deal found 5/5

$577

Mon 6/307:00 pmDCA - FAO

1 stop9h 55mUnited Airlines

Deal found 5/5

$583

Tue 7/89:20 pmIAD - FAO

1 stop15h 20mAir France

Deal found 5/6

$596

Tue 7/85:26 pmBWI - FAO

2 stops19h 14mAir France

Deal found 5/6

$601

Tue 7/82:55 pmDCA - FAO

2 stops21h 45mDelta

Deal found 5/6

$601

Tue 7/88:31 pmIAD - FAO

2 stops16h 09mDelta

Deal found 5/6

$601

Tue 5/206:10 pmIAD - FAO

1 stop13h 25mLufthansa

Deal found 5/6

$603

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Portimão that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Tue 9/23

10:20 pm-5:20 pm

1 stop14h 00m

Faro

Wed 10/1

6:10 pm-3:20 pm

1 stop26h 10m

$540

BaltimoreFaro

BWI - FAO

BWIFAO

Baltimore/Washington

Fri 10/17

6:50 pm-8:45 pm

1 stop20h 55m

Faro

Sat 10/25

9:45 pm-5:55 pm

1 stop25h 10m

$570

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Tue 6/3

9:00 pm-9:30 pm

1 stop19h 30m

Faro

Tue 6/10

6:20 am-3:50 pm

1 stop14h 30m

$667

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Wed 6/18

4:30 pm-8:20 pm

2 stops22h 50m

Faro

Wed 6/25

9:05 am-3:48 pm

2 stops35h 43m

$772

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Tue 9/23

8:15 pm-7:10 pm

2 stops17h 55m

Faro

Wed 10/1

8:50 am-9:53 pm

2 stops18h 03m

$833

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Thu 10/9

8:45 pm-5:55 pm

1 stop16h 10m

Faro

Mon 10/20

1:05 pm-4:15 pm

2 stops32h 10m

$852

BaltimoreFaro

BWI - FAO

BWIFAO

Baltimore/Washington

Wed 6/18

8:25 am-6:40 pm

2 stops29h 15m

Faro

Wed 6/25

8:05 am-7:29 pm

2 stops40h 24m

$867

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Tue 9/23

12:52 pm-2:35 pm

2 stops20h 43m

Faro

Wed 10/1

3:25 pm-4:15 pm

2 stops53h 50m

$889

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Sat 8/16

6:50 pm-2:35 pm

2 stops38h 45m

Faro

Sat 8/23

3:25 pm-3:48 pm

2 stops29h 23m

$894

BaltimoreFaro

BWI - FAO

BWIFAO

Baltimore/Washington

Fri 8/8

10:59 am-9:50 am

2 stops17h 51m

Faro

Mon 8/18

3:25 pm-9:42 pm

2 stops35h 17m

$945

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Showing 1-10 of 49 results

...

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

Have a flexible travel schedule? Discover the best time to fly to Portimão from Washington, D.C. 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. to Portimão

How far ahead should I book a flight from Washington, D.C. to Portimão?

The best time to book flights from Washington, D.C. to Portimão is 14 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Washington, D.C. to Portimão?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Portimão (average of $628). Flying from Washington, D.C. to Portimão in June is currently the most expensive (average of $1,329). 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.

What is the cheapest time of day to fly from WAS to P0T?

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 Portimão as you normally would.

Rainfall in Portimão by month

In terms of precipitation, rainfall in Portimão ranges from 0.1 - 4.6 inches per month. December is typically the wettest month, when rainfall can reach 4.6 in. July is typically the driest time to visit Portimão when rainfall is around 0.1 in.

Temperature in Portimão by month

If weather is an important factor for your trip to Portimão, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Portimão

Peruse reviews from past customers who have flown with Delta, KLM and SWISS from Washington, D.C. to Portimão to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,944 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,944 reviews

Delta

8.0

Very good

7,944 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,337 reviews

Delta

8.0

Very good

7,944 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

SWISS

7.5

Good

1,590 reviews

Delta

8.0

Very good

7,944 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air France

7.4

Good

1,448 reviews

Delta

8.0

Very good

7,944 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,708 reviews

Delta

8.0

Very good

7,944 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. to Portimão one-way?
The cheapest airlines for a one-way flight from Washington, D.C. to Portimão are PLAY ($426), TAP AIR PORTUGAL ($528), and Air Canada ($577).
What are the most popular routes from Washington, D.C. to Portimão?
Most travelers choose Washington, D.C. Dulles Intl - Faro, Washington, D.C. Reagan-National - Faro or Baltimore/Washington - Faro when deciding on the best route from Washington, D.C. to Portimão.
Can I find deals for flights from Washington, D.C. to Portimão that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Portimão flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Portimão?
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 Portimão.
Can I find deals for business class flights from Washington, D.C. to Portimão?
Yes. Cheapflights offers flight deals from Washington, D.C. to Portimão 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. to Portimão?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Portimão (average of $628). Flying from Washington, D.C. to Portimão in June is currently the most expensive (average of $1,329). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Washington, D.C. to Portimão

Dulles Intl to Lisbon flights

Reagan-National to Lisbon flights

Dulles Intl to Porto flights

Reagan-National to Porto flights

Dulles Intl to Ponta Delgada flights

Dulles Intl to Funchal flights

Reagan-National to Ponta Delgada flights

Dulles Intl to Faro flights

Reagan-National to Faro flights

Reagan-National to Funchal flights

Dulles Intl to Porto Santo flights

Dulles Intl to Lajes flights

Dulles Intl to Horta flights

Dulles Intl to Pico Island flights

Top 3 airlines flying from Washington, D.C. to Portimão

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	Cheapest$526	Average$792	FlexibilityNo cancel fee	On-timeN/A
Aer Lingus	Cheapest$645	Average$918	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$805	Average$1,054	FlexibilityNo cancel fee	On-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$326+ Cheap flights from Washington, D.C. (WAS) to Portimão, Portugal

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 7/4. 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 Portimão with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. to Portimão are usually found in November or January, booked 15 days in advance, depart on a Wednesday or Sunday and return on a Monday

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

Keep the following information in mind while searching for Washington, D.C. to Portimão flight deals. Data was last updated May 6, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

Cheapest flights from Washington, D.C. to PortimãoExplore the most affordable flight options available from Washington, D.C. to Portimão. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2025.

Explore the most affordable flight options available from Washington, D.C. to Portimão. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Portimão that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Portimão from Washington, D.C. with our price prediction graph.

Cheapflights Insights

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

How far ahead should I book a flight from Washington, D.C. to Portimão?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Portimão. Price data was last updated on May 2, 2025.

What is the cheapest month to book a flight from Washington, D.C. to Portimão?

What is the cheapest time of day to fly from WAS to P0T?

Find hourly flight availability from Washington, D.C. to Portimão. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 6, 2025.

Rainfall in Portimão by month

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

Temperature in Portimão by month

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

Reviews of airlines servicing Portimão

Peruse reviews from past customers who have flown with Delta, KLM and SWISS from Washington, D.C. to Portimão to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines to fly from Washington, D.C. to Portimão one-way?

What are the most popular routes from Washington, D.C. to Portimão?

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

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

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

What is the cheapest month to book a flight from Washington, D.C. to Portimão?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Portimão

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Washington, D.C. to Portimão

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Washington, D.C. to Portimão
Explore the most affordable flight options available from Washington, D.C. to Portimão. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2025.