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$658+ Cheap flights from Redmond (RDM) to Lisbon (LIS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — LIS
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Redmond to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Redmond (RDM) to Lisbon (LIS). 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 junio 12, 2025.

Round-trip from

$658
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$1,556
From Bend/Redmond to Lisbon Humberto Delgado
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Highest demand for flights based on searches. 17% potential increase in price ($224 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($46 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 Redmond to Lisbon

Cheapest flights from Redmond to Lisbon
Explore the most affordable flight options available from Redmond to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 10/285:00 amRDM - LIS
2 stops20h 10mUnited Airlines
sáb. 11/811:55 amLIS - RDM
2 stops35h 12mUnited Airlines
Deal found 6/10$658
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/77:00 amRDM - LIS
1 stop20h 45mMultiple Airlines
mar. 9/2310:15 amLIS - RDM
1 stop19h 54mMultiple Airlines
Deal found 6/11$1,196
This Finnair deal was found by Cheapflights users on 6/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/61:38 pmRDM - LIS
2 stops42h 02mFinnair
dom. 8/174:30 pmLIS - RDM
2 stops34h 21mFinnair
Deal found 6/9$1,250
This British Airways deal was found by Cheapflights users on 6/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/55:59 pmRDM - LIS
2 stops36h 06mBritish Airways
dom. 8/176:50 pmLIS - RDM
2 stops29h 55mBritish Airways
Deal found 6/9$1,290
This Delta deal was found by Cheapflights users on 6/10. 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.
vie. 7/1811:35 amRDM - LIS
2 stops22h 15mDelta
jue. 7/249:50 amLIS - RDM
2 stops21h 04mDelta
Deal found 6/10$1,476
This Air France deal was found by Cheapflights users on 6/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/177:00 amRDM - LIS
2 stops20h 15mAir France
vie. 7/255:40 amLIS - RDM
2 stops25h 14mAir France
Deal found 6/10$1,500
This KLM deal was found by Cheapflights users on 6/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/2811:35 amRDM - LIS
2 stops19h 00mKLM
mar. 7/297:30 pmLIS - RDM
2 stops35h 24mKLM
Deal found 6/10$2,034

Cheapflights Fare Finder

Customize your flight search to find flights from Redmond to Lisbon 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 junio 12, 2025.
Use the filters below to find and compare flights from Redmond to Lisbon that are best for you.

Fly from

Redmond

Fly to

Lisbon

Route

Depart

Return

Price

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

mar. 10/28

5:00 am-8:10 am

2 stops20h 10m

Lisbon Humberto Delgado

sáb. 11/8

11:55 am-3:07 pm

2 stops35h 12m

$658

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

dom. 9/7

7:00 am-11:45 am

1 stop20h 45m

Lisbon Humberto Delgado

mar. 9/23

10:15 am-10:09 pm

1 stop19h 54m

$1,196

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

mié. 8/6

1:38 pm-3:40 pm

2 stops42h 02m

Lisbon Humberto Delgado

dom. 8/17

4:30 pm-6:51 pm

2 stops34h 21m

$1,250

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

mar. 8/5

5:59 pm-2:05 pm

2 stops36h 06m

Lisbon Humberto Delgado

dom. 8/17

6:50 pm-4:45 pm

2 stops29h 55m

$1,290

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

vie. 7/18

11:35 am-5:50 pm

2 stops22h 15m

Lisbon Humberto Delgado

jue. 7/24

9:50 am-10:54 pm

2 stops21h 04m

$1,476

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

jue. 7/17

7:00 am-11:15 am

2 stops20h 15m

Lisbon Humberto Delgado

vie. 7/25

5:40 am-10:54 pm

2 stops25h 14m

$1,500

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

lun. 7/28

11:35 am-2:35 pm

2 stops19h 00m

Lisbon Humberto Delgado

mar. 7/29

7:30 pm-10:54 pm

2 stops35h 24m

$2,034

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Redmond to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Redmond 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 Redmond to Lisbon

What is the cheapest month to book a flight from Redmond to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Redmond to Lisbon (average of $612). Flying from Redmond to Lisbon in June is currently the most expensive (average of $1,136). 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 RDM to LIS?

Find hourly flight availability from Redmond to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

When flying from Redmond to Lisbon, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 13% versus a flight at noon.

Rainfall in Lisbon by month

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

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

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

If weather is an important factor for your trip to Lisbon, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated junio 12, 2025.
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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

Find useful and relevant information for your journey from Redmond to Lisbon. 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 flying from Redmond to Lisbon round-trip?

    United Airlines, at $658, was found to be the cheapest airline from Redmond to Lisbon.Alternate airlines to your destination round-trip include Finnair and British Airways. These flights start at 37% lower than the current average price 3 months from now.

  • Can I find deals for flights from Redmond to Lisbon that include hotel bookings?

    Yes. In addition to deals on Redmond to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Redmond to Lisbon?

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

  • Can I find deals for business class flights from Redmond to Lisbon?

    Yes. Cheapflights offers flight deals from Redmond to Lisbon 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 Redmond to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Redmond to Lisbon (average of $612). Flying from Redmond to Lisbon in June is currently the most expensive (average of $1,136). 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

Traveling to a place near Redmond?

Book flights to Redmond if you plan to visit one of these locations
Sintra
Beja
Nazaré
Ericeira
Costa da Caparica
Evora
Torres Vedras
Oeiras
Sesimbra
Fátima

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Redmond to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Lisbon flights
Portland to Porto flights
Boise to Lisbon flights
Eugene to Lisbon flights
Portland to Faro flights
Portland to Ponta Delgada flights
Eugene to Porto flights

Top 4 airlines flying from Redmond to Lisbon

Discover the top 4 airlines that operate flights from Redmond to Lisbon. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$773Average$1,160FlexibilityNo cancel feeOn-time69%
DeltaCheapest$774Average$1,068FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$953Average$963FlexibilityNo cancel feeOn-time71%
KLMCheapest$970Average$1,302FlexibilityNo cancel feeOn-time75%

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