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Find cheap flights from Kentucky to the United States from $39

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Kentucky to the United States departing on 6/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 6/7
Fri 6/14

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In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$39
Best time to beat the crowds with an average 12% drop in price.
Most popular time to fly with an average 8% increase in price.
Flight from Louisville to Orlando Airport

FAQs for booking flights from Kentucky to the United States

  • How does KAYAK find such low prices on flights from Kentucky to the United States?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kentucky to the United States.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky to the United States?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to the United States from Kentucky is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Kentucky to the United States?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to the United States with an airline and back to Kentucky with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to the United States?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to the United States from Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Kentucky to the United States

Recent round-trip flight deals

9/11Wed
nonstopSpirit Airlines
2h 35mSDF-FLL
9/18Wed
nonstopSpirit Airlines
2h 32mFLL-SDF
$45
5/28Tue
nonstopSpirit Airlines
2h 09mSDF-MCO
6/4Tue
nonstopSpirit Airlines
2h 15mMCO-SDF
$46
6/3Mon
1 stop
17h 53mSDF-FLL
6/7Fri
nonstop
2h 22mFLL-SDF
$98
6/3Mon
1 stop
17h 53mSDF-FLL
6/12Wed
1 stop
4h 41mFLL-SDF
$106
6/13Thu
nonstopBreeze Airways
2h 10mSDF-TPA
6/16Sun
nonstopBreeze Airways
2h 13mTPA-SDF
$118
6/13Thu
nonstopBreeze Airways
2h 10mSDF-TPA
6/16Sun
nonstopBreeze Airways
2h 13mTPA-SDF
$120
6/28Fri
nonstopAmerican Airlines
1h 42mSDF-DCA
7/1Mon
nonstopAmerican Airlines
2h 00mDCA-SDF
$179
5/30Thu
1 stopDelta
5h 00mSDF-DCA
6/1Sat
1 stopDelta
4h 35mDCA-SDF
$188
9/11Wed
nonstopAmerican Airlines
2h 50mSDF-MIA
9/18Wed
nonstopAmerican Airlines
2h 44mMIA-SDF
$189
6/4Tue
nonstopDelta
2h 17mSDF-LGA
6/11Tue
nonstopDelta
2h 28mLGA-SDF
$189

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Recent one-way flight deals

6/8Sat
nonstopSpirit Airlines
2h 11mSDF-MCO
$39
6/20Thu
nonstopSpirit Airlines
2h 31mSDF-FLL
$39
8/5Mon
nonstopAllegiant Air
2h 29mSDF-FLL
$47
5/20Mon
nonstopAllegiant Air
2h 30mSDF-FLL
$52
7/28Sun
nonstopBreeze Airways
2h 10mSDF-TPA
$54
6/13Thu
nonstopBreeze Airways
2h 10mSDF-TPA
$59
5/20Mon
1 stop
25h 42mSDF-MCO
$69
5/31Fri
1 stop
12h 25mSDF-EWR
$70
6/1Sat
1 stopDelta
5h 36mSDF-DCA
$94
8/6Tue
1 stopDelta
5h 36mSDF-MIA
$99

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Search by price

Last minute flights from Kentucky to the United States

Last minute flight, train and bus deals

5/13Mon
nonstopAllegiant Air
2h 33mSDF-FLL
5/17Fri
nonstopAllegiant Air
2h 37mFLL-SDF
$133
5/13Mon
nonstopAllegiant Air
2h 33mSDF-FLL
5/17Fri
nonstopAllegiant Air
2h 37mFLL-SDF
$140
5/13Mon
multi-stopSpirit Airlines
23h 37mSDF-FLL
5/17Fri
nonstopSpirit Airlines
2h 29mFLL-SDF
$142
5/9Thu
nonstopSpirit Airlines
2h 35mSDF-FLL
5/14Tue
nonstopSpirit Airlines
2h 32mFLL-SDF
$143
5/13Mon
nonstop
2h 33mSDF-FLL
5/16Thu
nonstop
2h 31mFLL-SDF
$144
5/13Mon
nonstop
2h 33mSDF-FLL
5/15Wed
nonstop
2h 32mFLL-SDF
$151
5/9Thu
nonstopBreeze Airways
2h 10mSDF-TPA
5/12Sun
nonstopBreeze Airways
2h 13mTPA-SDF
$216
5/12Sun
nonstopBreeze Airways
2h 10mSDF-TPA
5/19Sun
nonstopBreeze Airways
2h 13mTPA-SDF
$258
5/13Mon
nonstopDelta
2h 17mSDF-LGA
5/21Tue
nonstopDelta
2h 28mLGA-SDF
$284
5/13Mon
multi-stopDelta
5h 47mSDF-LGA
5/22Wed
nonstopDelta
2h 28mLGA-SDF
$293

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Flights to the United States

Return flight deals:

United States - Kentucky

Cabin classes:

$393
$497
$318
$45

Browse destinations:

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