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Cheap flights from Lisbon to Washington from $372

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to Washington departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:35 pm - 7:18 pm
LIS
-
SEA
30h 43m2 stops
Multiple Airlines Logo
3:35 pm - 8:20 pm
SEA
-
LIS
21h 45m1 stop
$684Multiple Airlines
Wed, Mar 4 - Wed, Mar 11
Multiple Airlines Logo
6:15 pm - 2:20 pm
LIS
-
SEA
52h 05m2 stops
Multiple Airlines Logo
2:35 pm - 8:20 pm
SEA
-
LIS
21h 45m1 stop
$698Multiple Airlines
Mon, Jan 12 - Sat, Jan 17
Multiple Airlines Logo
5:55 am - 7:57 pm
LIS
-
SEA
22h 02m2 stops
Multiple Airlines Logo
2:35 pm - 8:20 pm
SEA
-
LIS
21h 45m1 stop
$703Multiple Airlines
Wed, Mar 4 - Sat, Mar 7
United Airlines Logo
5:00 am - 10:53 pm
LIS
-
PDX
25h 53m2 stops
United Airlines Logo
7:00 am - 8:10 am
PDX
-
LIS
17h 10m2 stops
$898United Airlines
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
5:00 am - 9:49 pm
LIS
-
PDX
24h 49m2 stops
United Airlines Logo
8:30 am - 8:10 am
PDX
-
LIS
15h 40m2 stops
$899United Airlines
Thu, Jan 15 - Mon, Jan 19
American Airlines Logo
10:55 am - 11:22 am
LIS
-
PDX
32h 27m2 stops
American Airlines Logo
5:45 pm - 9:55 pm
PDX
-
LIS
20h 10m1 stop
$913American Airlines
Thu, Jan 15 - Mon, Jan 19
Delta Logo
11:25 am - 11:25 am
LIS
-
PDX
32h 00m1 stop
Delta Logo
7:00 am - 8:00 am
PDX
-
LIS
17h 00m1 stop
$926Delta
Thu, Jan 15 - Wed, Jan 28
British Airways Logo
6:35 pm - 3:55 pm
LIS
-
PDX
29h 20m1 stop
British Airways Logo
5:45 pm - 9:55 pm
PDX
-
LIS
20h 10m1 stop
$935British Airways
Thu, Jan 15 - Mon, Jan 19
British Airways Logo
6:35 pm - 3:55 pm
LIS
-
PDX
29h 20m1 stop
British Airways Logo
5:45 pm - 9:55 pm
PDX
-
LIS
20h 10m1 stop
$936British Airways
Thu, Jan 15 - Mon, Jan 19
American Airlines Logo
7:00 am - 8:22 pm
LIS
-
PDX
21h 22m2 stops
American Airlines Logo
5:45 pm - 9:55 pm
PDX
-
LIS
20h 10m1 stop
$1,038American Airlines
Thu, Jan 15 - Mon, Jan 19

Scandinavian Airlines flights from Lisbon to State of Washington

Our best Scandinavian Airlines deals on Lisbon to State of Washington flight tickets
Scandinavian Airlines
Jan 21
LIS4:55 pmLisbon Humberto Delgado
38h 27m
2 stops
SEA11:22 pmSeattle/Tacoma Intl
Jan 24
SEA11:17 amSeattle/Tacoma Intl
44h 48m
2 stops
LIS4:05 pmLisbon Humberto Delgado
$848
Find similar
Scandinavian Airlines
Jan 21
LIS7:00 pmLisbon Humberto Delgado
36h 22m
2 stops
SEA11:22 pmSeattle/Tacoma Intl
Jan 24
SEA11:17 amSeattle/Tacoma Intl
44h 48m
2 stops
LIS4:05 pmLisbon Humberto Delgado
$849
Find similar

British Airways flights from Lisbon to State of Washington

Our best British Airways deals on Lisbon to State of Washington flight tickets
British Airways
Apr 9
LIS11:05 amLisbon Humberto Delgado
15h 20m
1 stop
SEA6:25 pmSeattle/Tacoma Intl
Apr 24
SEA8:20 pmSeattle/Tacoma Intl
13h 45m
1 stop
LIS6:05 pmLisbon Humberto Delgado
$781
Find similar
British Airways
Jan 15
LIS6:35 pmLisbon Humberto Delgado
29h 20m
1 stop
PDX3:55 pmPortland
Jan 19
PDX5:45 pmPortland
20h 10m
1 stop
LIS9:55 pmLisbon Humberto Delgado
$934
Find similar
British Airways
Jan 15
LIS6:35 pmLisbon Humberto Delgado
29h 20m
1 stop
PDX3:55 pmPortland
Jan 19
PDX5:45 pmPortland
20h 10m
1 stop
LIS9:55 pmLisbon Humberto Delgado
$935
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Lisbon to State of Washington 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 December 18, 2025.
Use the filters below to find and compare flights from Lisbon to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonSeattle

LIS - SEA

LISSEA

Lisbon Humberto Delgado

Wed 3/4

8:35 pm-7:18 pm

2 stops30h 43m

Seattle/Tacoma Intl

Wed 3/11

3:35 pm-8:20 pm

1 stop21h 45m

$684

LisbonSeattle

LIS - SEA

LISSEA

Lisbon Humberto Delgado

Mon 1/12

6:15 pm-2:20 pm

2 stops52h 05m

Seattle/Tacoma Intl

Sat 1/17

2:35 pm-8:20 pm

1 stop21h 45m

$698

LisbonSeattle

LIS - SEA

LISSEA

Lisbon Humberto Delgado

Wed 3/4

5:55 am-7:57 pm

2 stops22h 02m

Seattle/Tacoma Intl

Sat 3/7

2:35 pm-8:20 pm

1 stop21h 45m

$703

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 1/15

5:00 am-10:53 pm

2 stops25h 53m

Portland

Mon 1/19

7:00 am-8:10 am

2 stops17h 10m

$898

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 1/15

5:00 am-9:49 pm

2 stops24h 49m

Portland

Mon 1/19

8:30 am-8:10 am

2 stops15h 40m

$899

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 1/15

10:55 am-11:22 am

2 stops32h 27m

Portland

Mon 1/19

5:45 pm-9:55 pm

1 stop20h 10m

$913

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 1/15

11:25 am-11:25 am

1 stop32h 00m

Portland

Wed 1/28

7:00 am-8:00 am

1 stop17h 00m

$926

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 1/15

6:35 pm-3:55 pm

1 stop29h 20m

Portland

Mon 1/19

5:45 pm-9:55 pm

1 stop20h 10m

$935

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 1/15

6:35 pm-3:55 pm

1 stop29h 20m

Portland

Mon 1/19

5:45 pm-9:55 pm

1 stop20h 10m

$936

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 1/15

7:00 am-8:22 pm

2 stops21h 22m

Portland

Mon 1/19

5:45 pm-9:55 pm

1 stop20h 10m

$1,038

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 Washington from

How to get the cheapest flight ticket from Lisbon to State of Washington

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 State of Washington?

The month of April is, on average, the cheapest month to fly to State of Washington from Lisbon, with most prices found around $800. If you aren’t able to travel to State of Washington during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $801.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Lisbon to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $800. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Lisbon to State of Washington for around $1,074.

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

The cheapest time of day to fly to State of Washington is in the evening when flights can be purchased for as low as $718. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $873 on average. Flights to State of Washington from Lisbon in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Lisbon when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $943 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Lisbon for as low as $825 on momondo.

Can stopping save me money on Lisbon to State of Washington flights?

You could potentially save up to 13% on your flight if you consider stops on a Lisbon to State of Washington flight.

Cheap Lisbon to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lisbon to State of Washington

Fastest flight time

15h 15m

Direct flights

None
The fastest flight from Lisbon to State of Washington takes 15h 15m
There are no direct flights from Lisbon to State of Washington. There are no popular flight routes from Lisbon to State of Washington.
Search flight deals

  • When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Washington?

    Prices for flights from Lisbon Humberto Delgado Airport to Washington are updated daily.

  • How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Washington?

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to Washington.

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

    The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Lisbon to State of Washington

Compare and see reviews for airlines that fly from Lisbon to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $720Free CancellationRating
6.7
7,585 reviews
Search British Airways flights
United AirlinesPriceFrom $738Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
Air FrancePriceFrom $762Free CancellationRating
7.4
1,508 reviews
Search Air France flights
DeltaPriceFrom $775Free CancellationRating
7.9
8,007 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Lisbon to Washington?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington from Lisbon.

Can I find flights from Lisbon to Washington with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Lisbon to Washington flights to just show those with flexible booking policies.

How can momondo help me find flights from Lisbon to Washington?

momondo provides multiple filters to help you find the best flight to Washington from Lisbon. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Lisbon to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Washington

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