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$90+ Cheap flights from Dulles Intl (IAD) to Jacksonville (JAX)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — JAX
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Find cheap flights from Dulles Intl to Jacksonville with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Jacksonville are usually found in July or June, booked 55 days in advance, depart on a Monday or Friday and return on a Friday

Cheap flight deals from Dulles Intl to Jacksonville

Cheapest flights from Dulles Intl to Jacksonville
Explore the most affordable flight options available from Dulles Intl to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:34 pm
IAD
-
JAX
Nonstop2h 06m
Multiple Airlines
Sat 4/253:08 pm
JAX
-
IAD
1 stop9h 28m
Multiple Airlines
Deal found 3/22$204
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/43:34 pm
IAD
-
JAX
Nonstop2h 06m
Multiple Airlines
Fri 5/86:30 pm
JAX
-
IAD
2 stops28h 39m
Multiple Airlines
Deal found 3/20$205
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:49 am
IAD
-
JAX
1 stop10h 46m
Frontier
Wed 5/276:30 pm
JAX
-
IAD
1 stop4h 39m
Frontier
Deal found 3/20$206
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/273:34 pm
IAD
-
JAX
Nonstop2h 06m
Multiple Airlines
Fri 5/13:27 pm
JAX
-
IAD
2 stops18h 27m
Multiple Airlines
Deal found 3/21$207
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/243:34 pm
IAD
-
JAX
Nonstop2h 06m
Multiple Airlines
Sat 4/253:08 pm
JAX
-
IAD
1 stop9h 28m
Multiple Airlines
Deal found 3/17$208
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:25 pm
IAD
-
JAX
Nonstop2h 12m
Multiple Airlines
Fri 6/58:47 am
JAX
-
IAD
2 stops12h 14m
Multiple Airlines
Deal found 3/18$209
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:15 am
IAD
-
JAX
3 stops35h 20m
Multiple Airlines
Mon 4/2712:51 pm
JAX
-
IAD
Nonstop1h 53m
Multiple Airlines
Deal found 3/22$210
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:34 pm
IAD
-
JAX
Nonstop2h 06m
Multiple Airlines
Wed 5/136:30 pm
JAX
-
IAD
1 stop4h 39m
Multiple Airlines
Deal found 3/17$211
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/173:34 pm
IAD
-
JAX
Nonstop2h 06m
Multiple Airlines
Mon 4/209:49 pm
JAX
-
IAD
2 stops26h 47m
Multiple Airlines
Deal found 3/19$212
This Trip.com deal was found by Cheapflights users on 3/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/115:35 am
IAD
-
JAX
1 stop10h 02m
Multiple Airlines
Mon 4/1312:51 pm
JAX
-
IAD
Nonstop1h 53m
Multiple Airlines
Deal found 3/22$213
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:34 pm
IAD
-
JAX
Nonstop2h 06m
Multiple Airlines
Fri 4/248:27 pm
JAX
-
IAD
2 stops28h 09m
Multiple Airlines
Deal found 3/20$214
This Frontier deal was found by Cheapflights users on 3/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:00 am
IAD
-
JAX
1 stop10h 33m
Frontier
Wed 4/88:18 pm
JAX
-
IAD
1 stop4h 18m
Frontier
Deal found 3/18$215

Find flight deals from Dulles Intl to Jacksonville

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Jacksonville (JAX). 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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$204
(Cheapflightsfares)

One-way from

$90
(Expedia)

Popular in

November

Cheapest in

July

Average price

$294

Good round-trip deal

$205 or less

Good one-way deal

$143 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Jacksonville flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Jacksonville flights.
Search Deals
From Washington, D.C. Dulles Intl to Jacksonville
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Jacksonville
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Jacksonville.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Jacksonville.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Jacksonville 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 March 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Jacksonville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Wed 4/29

6:00 am-10:14 am

1 stop4h 14m

Jacksonville

Sat 5/2

3:57 pm-7:56 pm

1 stop3h 59m

$287

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Thu 5/28

8:05 am-1:35 pm

1 stop5h 30m

Jacksonville

Sat 5/30

5:05 am-11:54 am

1 stop6h 49m

$288
Quickest round-trip

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Sun 4/5

8:59 am-11:09 am

Nonstop2h 10m

Jacksonville

Mon 4/13

9:20 am-11:14 am

Nonstop1h 54m

$289

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Wed 4/8

12:14 pm-5:06 pm

1 stop4h 52m

Jacksonville

Wed 4/29

6:15 pm-11:03 pm

1 stop4h 48m

$308

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Fri 5/15

7:38 pm-12:23 am

1 stop4h 45m

Jacksonville

Sun 5/17

5:05 am-9:16 am

1 stop4h 11m

$334

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Fri 5/15

1:10 pm-3:25 pm

Nonstop2h 15m

Jacksonville

Sun 5/17

9:19 am-11:13 am

Nonstop1h 54m

$349

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Sat 4/18

8:59 am-11:09 am

Nonstop2h 10m

Jacksonville

Mon 4/27

9:20 am-11:14 am

Nonstop1h 54m

$349

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Sun 4/19

8:59 am-11:09 am

Nonstop2h 10m

Jacksonville

Sun 4/26

9:20 am-11:14 am

Nonstop1h 54m

$349

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Sat 4/11

1:10 pm-7:34 pm

1 stop6h 24m

Jacksonville

Thu 4/16

9:20 am-11:14 am

Nonstop1h 54m

$357

Washington, D.C.Jacksonville

IAD - JAX

IADJAX

Washington, D.C. Dulles Intl

Thu 3/26

9:15 am-11:27 am

Nonstop2h 12m

Jacksonville

Sun 3/29

12:24 pm-2:18 pm

Nonstop1h 54m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Dulles Intl to Jacksonville

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 Dulles Intl to Jacksonville in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 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 Washington, D.C. Dulles Intl Airport-Jacksonville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Jacksonville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Jacksonville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Jacksonville 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 Washington, D.C. Dulles Intl Airport-Jacksonville 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 Dulles Intl to Jacksonville

Have a flexible travel schedule? Discover the best time to fly to Jacksonville from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Jacksonville

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Jacksonville?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Jacksonville. Price data was last updated on March 13, 2026.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Jacksonville may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Jacksonville?

Currently, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Jacksonville (average of $53). Flying from Washington, D.C. Dulles Intl Airport to Jacksonville in January is currently the most expensive (average of $208). 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 IAD to JAX?

Find hourly flight availability from Dulles Intl to Jacksonville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 22, 2026.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Jacksonville is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 63% on airfare.

The best insider tips for Washington, D.C. Dulles Intl Airport to Jacksonville flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Jacksonville trip
Our travel experts
Matt Meltzer

Matt Meltzer

Expert on JAX

Matt Meltzer has been a travel writer for over a decade, covering U.S. domestic locations and hotels for Thrillist, Fifty Grande, Matador Network, Conde Nast Traveler, and other top publications. He's won multiple travel journalism awards from the Society of American Travel Writers and North American Travel Journalists Association, and currently resides in South Florida.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Jacksonville

Get insights into the airlines that provide service to Jacksonville. 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 Jacksonville. Reviews last updated March 22, 2026.
See what other customers who have flown with Delta,United Airlines, andAllegiant Air from Washington, D.C. Dulles Intl Airport to Jacksonville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,314 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Delta
7.9
Good
8,314 reviews
Delta
7.9
Good
8,314 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
United Airlines
7.4
Good
9,455 reviews
Delta
7.9
Good
8,314 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Allegiant Air
7.3
Good
711 reviews
Delta
7.9
Good
8,314 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
American Airlines
7.1
Good
11,487 reviews
Delta
7.9
Good
8,314 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Frontier
5.7
Fair
3,019 reviews
Delta
7.9
Good
8,314 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Jacksonville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Jacksonville from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Jacksonville, you will be flying into Jacksonville. Jacksonville (JAX) is just 11.2 mi from the center of the city. Jacksonville is the only Jacksonville airport and it handles 6 inbound flights from Washington, D.C. Dulles Intl per day. 5 airlines have flights to Jacksonville from Washington, D.C. Dulles Intl on a regular basis.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Jacksonville?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Jacksonville in 2h 10m. Fly via Delta or United Airlines to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Jacksonville is about 631 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Jacksonville round-trip?

    According to our current data, Allegiant Air ($49), Frontier ($90), and Delta ($108) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Jacksonville. Allegiant Air is currently priced 82% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Jacksonville one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Jacksonville are Allegiant Air ($49), Frontier ($78), and Delta ($99).

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Jacksonville?

    The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Jacksonville are ITA Airways (100%), ANA (91%) and Lufthansa (85%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Jacksonville?

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Jacksonville? While on average our users pay $253, our data indicates the cheapest price to be $75. The most popular route (Washington, D.C. Dulles Intl - Jacksonville), is priced around $94.

  • Can I find deals for flights from Dulles Intl to Jacksonville that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Jacksonville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Jacksonville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Jacksonville.

  • Can I find deals for business class flights from Dulles Intl to Jacksonville?

    Yes. Cheapflights offers flight deals from Dulles Intl to Jacksonville 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 Washington, D.C. Dulles Intl Airport to Jacksonville?

    Currently, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Jacksonville (average of $53). Flying from Washington, D.C. Dulles Intl Airport to Jacksonville in January is currently the most expensive (average of $208). 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

Traveling to a place near Jacksonville?

Book flights to Jacksonville if you plan to visit one of these locations
Jacksonville Beach
Orange Park
Fernandina Beach
Kingsland
Waycross
Yulee

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Alternative routes for Dulles Intl to Jacksonville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Dulles Intl to Jacksonville

Discover the top 5 airlines that operate flights from Dulles Intl to Jacksonville. 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$49Average$127FlexibilityNo cancel feeOn-time88%
FrontierCheapest$86Average$187FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$247FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$208Average$311FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$324FlexibilityNo cancel feeOn-time71%

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