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$499+ Cheap flights from Bismarck to Key West (BIS - 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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — EYW
Jun 19 — Jun 261
Thu 6/19
Thu 6/26
1 adult, Economy
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Cheap flight deals from Bismarck to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Bismarck (BIS) 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 June 14, 2025.

Round-trip from

$798
(American Airlines)

One-way from

$499
(American Airlines)
From Bismarck to Key West
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One-way flight from Bismarck to Key West
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Find flight deals from Bismarck to Key West

Cheapest flights from Bismarck to Key West
Explore the most affordable flight options available from Bismarck to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2025.

This American Airlines deal was found by Cheapflights users on 6/13. 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 6/286:18 amBIS - EYW
2 stops11h 44mAmerican Airlines
Wed 7/27:32 pmEYW - BIS
2 stops19h 52mAmerican Airlines
Deal found 6/13$798
This United Airlines deal was found by Cheapflights users on 6/13. 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 6/2811:30 amBIS - EYW
2 stops24h 11mUnited Airlines
Wed 7/22:12 pmEYW - BIS
3 stops55h 01mUnited Airlines
Deal found 6/13$981

Cheapflights Fare Finder

Customize your flight search to find flights from Bismarck 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 June 14, 2025.
Use the filters below to find and compare flights from Bismarck to Key West that are best for you.

Fly from

Bismarck

Fly to

Key West

Route

Depart

Return

Price

BismarckKey West

BIS - EYW

BISEYW

Bismarck

Sat 6/28

6:18 am-7:02 pm

2 stops11h 44m

Key West

Wed 7/2

7:32 pm-2:24 pm

2 stops19h 52m

$798

BismarckKey West

BIS - EYW

BISEYW

Bismarck

Sat 6/28

11:30 am-12:41 pm

2 stops24h 11m

Key West

Wed 7/2

2:12 pm-8:13 pm

3 stops55h 01m

$981

BismarckKey West

BIS - EYW

BISEYW

Bismarck

Thu 6/19

6:18 am-4:07 pm

1 stop8h 49m

$499

BismarckKey West

BIS - EYW

BISEYW

Bismarck

Thu 6/19

10:09 pm-1:17 pm

3 stops14h 08m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Bismarck to Key West

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

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 June 14, 2025.
United Airlines
7.4
Good
8,793 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,793 reviews
United Airlines
7.4
Good
8,793 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,793 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Bismarck 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 Bismarck to Key West round-trip?

    American Airlines, at $798, was found to be the cheapest airline from Bismarck to Key West. An alternate airline flying to your destination would be United Airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bismarck 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 Bismarck to Key West?

    Currently, August is the cheapest month in which you can book a flight from Bismarck to Key West (average of $328). Flying from Bismarck 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.

See more FAQs

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Top airline flying from Bismarck to Key West

Discover the top airline that operate flights from Bismarck 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 June 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$238Average$508FlexibilityNo cancel feeOn-time71%

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