Key West

$179+ Cheap flights from Portland, ME to Key West (PWM - EYW)

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — EYW
Apr 8 — Apr 151
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Cheapflights Tip: The best prices from Portland to Key West are usually found in August or October, booked 47 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Portland to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Key West (EYW). 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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(American Airlines)

One-way from

$179
(Delta)

Popular in

March

Cheapest in

August

Average price

$517
Provider with most accurate pricing for Portland-Key West flight deals.
Provider most trusted by Cheapflights users for Portland-Key West flights.
From Portland to Key West
One-way flight from Portland to Key West
Highest demand for flights based on searches. 18% potential increase in price ($98 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find flight deals from Portland to Key West

Cheapest flights from Portland to Key West
Explore the most affordable flight options available from Portland to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This American Airlines deal was found by Cheapflights users on 4/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/76:00 amPWM - EYW
1 stop7h 49mAmerican Airlines
Wed 6/114:54 pmEYW - PWM
1 stop6h 07mAmerican Airlines
Deal found 4/2$269
This Delta deal was found by Cheapflights users on 4/2. 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.
Fri 4/46:15 amPWM - EYW
2 stops11h 00mDelta
Wed 4/96:10 pmEYW - PWM
1 stop5h 49mDelta
Deal found 4/2$400
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 6/72:14 pmPWM - EYW
2 stops27h 51mUnited Airlines
Tue 6/178:45 amEYW - PWM
3 stops15h 12mUnited Airlines
Deal found 4/2$511

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Key West 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 April 3, 2025.
Use the filters below to find and compare flights from Portland to Key West that are best for you.

Fly from

Portland

Fly to

Key West

Route

Depart

Return

Price

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 6/7

7:41 am-1:49 pm

1 stop6h 08m

Key West

Tue 6/17

4:54 pm-11:01 pm

1 stop6h 07m

$269

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 6/7

2:14 pm-6:05 pm

2 stops27h 51m

Key West

Tue 6/17

8:45 am-11:57 pm

3 stops15h 12m

$511

PortlandKey West

PWM - EYW

PWMEYW

Portland

Wed 4/30

6:25 am-12:55 pm

1 stop6h 30m

Key West

Mon 5/5

6:13 pm-11:59 pm

1 stop5h 46m

$614

PortlandKey West

PWM - EYW

PWMEYW

Portland

Thu 7/3

12:55 pm-7:40 pm

1 stop6h 45m

$179

PortlandKey West

PWM - EYW

PWMEYW

Portland

Thu 7/3

6:00 am-4:11 pm

2 stops10h 11m

$232

PortlandKey West

PWM - EYW

PWMEYW

Portland

Thu 7/3

6:10 am-8:00 am

3 stops25h 50m

$382

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Compare providers for flights from Portland to Key West

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Key West in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Key West flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Key West flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Portland 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 Portland to Key West

How far ahead should I book a flight from Portland, Maine to Key West?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Key West. Price data was last updated on March 28, 2025.

To ensure you get the cheapest price possible for a flight from Portland, Maine to Key West, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Portland, Maine to Key West?

Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Key West (average of $328). Flying from Portland, Maine to Key West in March is currently the most expensive (average of $493). 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 PWM to EYW?

Find hourly flight availability from Portland to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

It’s typically best to fly out from Portland, Maine to Key West in the morning. Doing so could potentially save you 13% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Key West by month

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

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

Temperature in Key West by month

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

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated April 3, 2025.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Portland to Key West. 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 Portland, Maine to Key West round-trip?

    American Airlines, at $269, was found to be the cheapest airline from Portland, Maine to Key West.Alternate airlines to your destination round-trip include United Airlines and Delta. American Airlines is currently priced 37% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Portland, Maine to Key West one-way?

    $179 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $232 and $382, respectively.

  • Can I find deals for flights from Portland to Key West that include hotel bookings?

    Yes. In addition to deals on Portland to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Key West?

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

  • Can I find deals for business class flights from Portland to Key West?

    Yes. Cheapflights offers flight deals from Portland to Key West 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 Portland, Maine to Key West?

    Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Key West (average of $328). Flying from Portland, Maine to Key West in March is currently the most expensive (average of $493). 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.

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Alternative routes for Portland to Key West

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

Top 3 airlines flying from Portland to Key West

Discover the top 3 airlines that operate flights from Portland to Key West. 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$246Average$404FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$425FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$346Average$588FlexibilityNo cancel feeOn-time69%

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