Question 1

Which is the best airline for flights from Louisville to Washington, D.C., Delta or United Airlines?

Accepted Answer

The two airlines most popular with KAYAK users for flights from Louisville to Washington, D.C. are Delta and United Airlines. With an average price for the route of $293 and an overall rating of 7.8, Delta is the most popular choice. United Airlines is also a great choice for the route, with an average price of $299 and an overall rating of 7.4.

Question 2

How long does a flight from Louisville to Washington Dulles Airport take?

Accepted Answer

Direct flights cover the 450 miles separating Louisville to Washington Dulles Airport in about 1h 40m.

Question 3

How many flights are there between Louisville and Washington, D.C. Dulles Intl Airport per day?

Accepted Answer

Each day, there are between 2 and 3 nonstop flights that take off from Louisville and land in Washington, D.C. Dulles Intl Airport, with an average flight time of 1h 38m. The most common departure time is 6:00 am and most flights take off in the morning. Each week, there are 19 flights. The most frequent day of departure is Monday, when 16% of all weekly flights depart. The fewest flights depart on a Tuesday.

Question 4

How many flights are there between Louisville and Washington, D.C. Dulles Intl Airport per day?

Accepted Answer

Each day, there are between 2 and 3 nonstop flights that take off from Louisville and land in Washington, D.C. Dulles Intl Airport, with an average flight time of 1h 38m. The most common departure time is 6:00 am and most flights take off in the morning. Each week, there are 19 flights. The most frequent day of departure is Monday, when 16% of all weekly flights depart. The fewest flights depart on a Tuesday.

Question 5

What is the cheapest flight from Louisville to Washington, D.C. Dulles Intl Airport?

Accepted Answer

In the last 5 days, the lowest price for a flight from Louisville to Washington, D.C. Dulles Intl Airport was $114 for a one-way ticket and $171 for a round-trip.

Question 6

Do I need a passport to fly between Louisville and Washington Dulles Airport?

Accepted Answer

Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

Question 7

What’s the cheapest day of the week to fly from Louisville to Washington Dulles Airport?

Accepted Answer

When flying from Louisville to Washington Dulles Airport, you should consider leaving on a Friday and avoid Mondays if you are looking for the best rates. For your return to Louisville, you’ll find the best rates on Saturdays and the most expensive ones on Sundays.

Question 8

What’s the cheapest day of the week to fly from Louisville to Washington Dulles Airport?

Accepted Answer

When flying from Louisville to Washington Dulles Airport, you should consider leaving on a Friday and avoid Mondays if you are looking for the best rates. For your return to Louisville, you’ll find the best rates on Saturdays and the most expensive ones on Sundays.

Question 9

Which airports will I be using when flying from Louisville to Washington Dulles Airport?

Accepted Answer

On your way to Washington Dulles Airport, you’ll fly out from Louisville Intl. You’ll be landing at Washington, D.C. Dulles Intl.

Question 10

What’s the earliest departure time from Louisville to Washington Dulles Airport?

Accepted Answer

Early birds can take the earliest flight from Louisville at 6:00 am and will be landing in Washington, D.C. Dulles Intl Airport at 7:35 am.

Question 11

What’s the latest departure time from Louisville to Washington Dulles Airport?

Accepted Answer

If you prefer to fly at night, the latest flight from Louisville to Washington, D.C. Dulles Intl Airport jets off at 1:56 pm and lands at 3:34 pm.

Question 12

Which airlines fly non-stop between Louisville and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There is just one airline that flies from Louisville to Washington, D.C. Dulles Intl Airport direct and that is United Airlines. The best round-trip deal found from United Airlines for the route is $189.

Question 13

Which airlines fly non-stop between Louisville and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There is just one airline that flies from Louisville to Washington, D.C. Dulles Intl Airport direct and that is United Airlines. The best round-trip deal found from United Airlines for the route is $189.

Question 14

Which airlines offer Wi-Fi service onboard planes from Louisville to Washington Dulles Airport?

Accepted Answer

American Airlines, Delta, and JetBlue offer inflight Wi-Fi service on the Louisville to Washington Dulles Airport flight route.

Question 15

Which aircraft models fly most regularly from Louisville to Washington Dulles Airport?

Accepted Answer

The Embraer 175 (Enhanced Winglets) is the aircraft model that flies most regularly on the Louisville to Washington Dulles Airport flight route.

Question 16

Which airline alliances offer flights from Louisville to Washington Dulles Airport?

Accepted Answer

SkyTeam, and Star Alliance are the airline alliances operating flights between Louisville and Washington Dulles Airport, with SkyTeam being the most commonly used for this route.

Question 17

On which days can I fly direct from Louisville to Washington Dulles Airport?

Accepted Answer

There are nonstop flights from Louisville to Washington Dulles Airport on a daily basis.

Question 18

What is the cheapest month to fly from Louisville to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest month for flights from Louisville to Washington, D.C. Dulles Intl Airport is March, where tickets cost $274 (return) on average. On the other hand, the most expensive months are February and April, where the average cost of round-trip tickets is $628 and $364 respectively.

Question 19

What is the cheapest month to fly from Louisville to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest month for flights from Louisville to Washington, D.C. Dulles Intl Airport is March, where tickets cost $274 (return) on average. On the other hand, the most expensive months are February and April, where the average cost of round-trip tickets is $628 and $364 respectively.

Question 20

How does KAYAK find such low prices on flights from Louisville to Washington Dulles Airport?

Accepted Answer

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 Louisville to Washington Dulles Airport.

Question 21

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Louisville to Washington Dulles Airport?

Accepted Answer

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

Question 22

What is the Hacker Fare option on flights from Louisville to Washington Dulles Airport?

Accepted Answer

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 Washington Dulles Airport with an airline and back to Louisville with another airline. Booking your flights between Louisville and IAD can sometimes prove cheaper using this method.

Question 23

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Louisville to Washington Dulles Airport?

Accepted Answer

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 Washington Dulles Airport from Louisville up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 24

Which cabin class options are there for flights between Louisville and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 25

Which cabin class options are there for flights between Louisville and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 26

Which airlines provide the cheapest flights from Louisville to Washington Dulles Airport?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Louisville to Washington Dulles Airport were found on United Airlines ($171) and Delta ($191).

Question 27

Which airlines provide the cheapest flights from Louisville to Washington Dulles Airport?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Louisville to Washington Dulles Airport were found on United Airlines ($171) and Delta ($191).

Question 28

How far in advance should I book a flight from Louisville to Washington, D.C. Dulles Intl Airport?

Accepted Answer

To get a below average price on the flight from Louisville to Washington, D.C. Dulles Intl Airport, you should book around 3 weeks before departure, which saves you about 32% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 20 weeks before departure.

Question 29

How far in advance should I book a flight from Louisville to Washington, D.C. Dulles Intl Airport?

Accepted Answer

To get a below average price on the flight from Louisville to Washington, D.C. Dulles Intl Airport, you should book around 3 weeks before departure, which saves you about 32% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 20 weeks before departure.

Question 30

How much is a round-trip flight from Louisville to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Flight prices are below average for this route right now.Flights to Washington, D.C. Dulles Intl Airport from Louisville usually cost between $264 and $324 in September.
The lowest price found in the past 5 days was $171 on United Airlines (Sep 29-Oct 6).

Question 31

What are the most popular airlines flying to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The most popular airline among KAYAK users flying to Washington, D.C. Dulles Intl Airport is United Airlines, followed by Delta and American Airlines.

Low season	April
High season	November
Cheapest flight	$120

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KAYAK's insights & trends for Louisville to Dulles Intl flights

How much is a round-trip flight from Louisville to Washington, D.C. Dulles Intl Airport?

What’s the cheapest day of the week to fly from Louisville to Washington Dulles Airport?

What is the cheapest month to fly from Louisville to Washington, D.C. Dulles Intl Airport?

How far in advance should I book a flight from Louisville to Washington, D.C. Dulles Intl Airport?

Which airlines provide the cheapest flights from Louisville to Washington Dulles Airport?

Which airlines fly non-stop between Louisville and Washington, D.C. Dulles Intl Airport?

Which cabin class options are there for flights between Louisville and Washington, D.C. Dulles Intl Airport?

How many flights are there between Louisville and Washington, D.C. Dulles Intl Airport per day?

How long does a flight from Louisville to Washington Dulles Airport take?

What’s the earliest departure time from Louisville to Washington Dulles Airport?

What’s the latest departure time from Louisville to Washington Dulles Airport?

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