In terms of precipitation, rainfall in Bar Harbor ranges from 3.3 - 6.5 inches per month. November is typically the wettest month, when rainfall can reach 6.5 in. August is typically the driest time to visit Bar Harbor when rainfall is around 3.3 in.

If weather is an important factor for your trip to Bar Harbor, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest time of day to fly from SDF to BHB?

When flying from Louisville to Bar Harbor, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Louisville-Bar Harbor flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Bar Harbor flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Bar Harbor flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Louisville-Bar Harbor 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 Louisville-Bar Harbor flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Louisville to Bar Harbor that include hotel bookings?

Yes. In addition to deals on Louisville to Bar Harbor flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Louisville to Bar Harbor?

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

Can I find deals for business class flights from Louisville to Bar Harbor?

Yes. Cheapflights offers flight deals from Louisville to Bar Harbor by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$881+ Cheap Flights from Louisville to Bar Harbor

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Cheap flight deals from Louisville to Bar Harbor

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Cheapest flights from Louisville to Bar Harbor
Explore the most affordable flight options available from Louisville to Bar Harbor. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.

Sun 10/115:15 am -

2 stops14h 08m

Sat 10/178:00 am -

2 stops15h 59m

Deal found 9/9

$881

Thu 10/89:04 am -

2 stops11h 59m

Thu 10/158:00 am -

2 stops15h 41m

Deal found 9/8

$1,130

Find flight deals from Louisville to Bar Harbor

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$881 (United)

Provider with most accurate pricing for Louisville Intl-Bar Harbor flight deals.

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LouisvilleBar Harbor

SDF Louisville Intl - BHB Bar Harbor

SDFBHB

Louisville Intl

Thu 10/8

9:04 am-9:03 pm

2 stops11h 59m

Bar Harbor

Thu 10/15

8:00 am-11:41 pm

2 stops15h 41m

$1,130

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Sorted by cheapest first

Compare providers for flights from Louisville to Bar Harbor

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Bar Harbor in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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 Louisville-Bar Harbor flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Bar Harbor flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Bar Harbor flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Louisville-Bar Harbor 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 Louisville-Bar Harbor 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 Louisville to Bar Harbor

Have a flexible travel schedule? Discover the best time to fly to Bar Harbor from Louisville with our price prediction graph.

SDF-BHB

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.

Related info for your journey

Can I find deals for flights from Louisville to Bar Harbor that include hotel bookings?
Yes. In addition to deals on Louisville to Bar Harbor flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisville to Bar Harbor?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Bar Harbor.
Can I find deals for business class flights from Louisville to Bar Harbor?
Yes. Cheapflights offers flight deals from Louisville to Bar Harbor by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$881+ Cheap flights from Louisville to Bar Harbor (SDF - BHB)

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Louisville to Bar Harbor with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Louisville to Bar Harbor

Cheapest flights from Louisville to Bar HarborExplore the most affordable flight options available from Louisville to Bar Harbor. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.

Explore the most affordable flight options available from Louisville to Bar Harbor. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.

Best flights from Louisville to Bar HarborDiscover carefully curated flight deals from Louisville to Bar Harbor that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.

Discover carefully curated flight deals from Louisville to Bar Harbor that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.

Last-minute flights from Louisville to Bar HarborDiscover last-minute flight deals from Louisville to Bar Harbor. Data last updated September 12, 2026 and is based on user searches.

Discover last-minute flight deals from Louisville to Bar Harbor. Data last updated September 12, 2026 and is based on user searches.

Find flight deals from Louisville to Bar Harbor

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Use the filters below to find and compare flights from Louisville to Bar Harbor that are best for you.

Compare providers for flights from Louisville to Bar Harbor

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 Louisville to Bar Harbor in September.

Best time to book a flight from Louisville to Bar Harbor

Have a flexible travel schedule? Discover the best time to fly to Bar Harbor from Louisville with our price prediction graph.

Related info for your journey

Can I find deals for flights from Louisville to Bar Harbor that include hotel bookings?

How can I find direct flights from Louisville to Bar Harbor?

Can I find deals for business class flights from Louisville to Bar Harbor?

Traveling to a place near Bar Harbor?

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Alternative routes for Louisville to Bar Harbor

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Other flights to Bar Harbor

Explore flights to Bar Harbor departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.

Complete your trip

Complete your trip to Bar Harbor by adding a car rental and/or hotel reservation to your travel itinerary.

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Find flights from Louisville to Bar Harbor, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Louisville and Bar Harbor flights

Browse other Louisville and Bar Harbor flight options. Last updated on September 12, 2026.

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Cheapest flights from Louisville to Bar Harbor
Explore the most affordable flight options available from Louisville to Bar Harbor. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.

Best flights from Louisville to Bar Harbor
Discover carefully curated flight deals from Louisville to Bar Harbor that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.

Last-minute flights from Louisville to Bar Harbor
Discover last-minute flight deals from Louisville to Bar Harbor. Data last updated September 12, 2026 and is based on user searches.