$110+ Cheap flights from Dulles Intl (IAD) to Jacksonville (JAX)
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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — JAX
Oct 23 — Oct 301
Round-trip
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
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Jacksonville are usually found in May or April, booked 86 days in advance, depart on a Monday or Friday and return on a Friday
Cheap flight deals from Dulles Intl to Jacksonville
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dulles Intl to JacksonvilleExplore 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 September 23, 2026.
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 September 23, 2026.
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Wed 10/218:50 am -
Nonstop2h 10m
Wed 10/289:20 am -
Nonstop1h 51m
Deal found 9/23![United Airlines logo]()
$269
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:40 am -
1 stop10h 28m
Fri 11/207:14 pm -
1 stop16h 56m
Deal found 9/21![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Fri 10/169:06 pm -
2 stops13h 31m
Thu 10/226:20 pm -
1 stop6h 01m
Deal found 9/20![Frontier logo]()
$271
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:54 am -
1 stop9h 31m
Mon 10/127:46 pm -
2 stops24h 25m
Deal found 9/20![Frontier logo]()
$272
This Mytrip deal was found by Cheapflights users on 9/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:50 am -
1 stop9h 35m
Tue 10/137:46 pm -
2 stops24h 25m
Deal found 9/22![Frontier logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Wed 10/149:06 pm -
2 stops13h 31m
Mon 10/197:46 pm -
1 stop4h 35m
Deal found 9/20![Frontier logo]()
$274
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:50 am -
1 stop10h 17m
Mon 11/237:14 pm -
1 stop16h 56m
Deal found 9/18![Frontier logo]()
$275
This Super.com deal was found by Cheapflights users on 9/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:50 am -
1 stop11h 11m
Thu 10/86:20 pm -
1 stop6h 01m
Deal found 9/19![Frontier logo]()
$277
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:08 pm -
2 stops23h 17m
Sun 10/186:20 pm -
2 stops18h 30m
Deal found 9/18![Frontier logo]()
$278
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/2412:35 pm -
1 stop5h 26m
Tue 10/279:20 am -
Nonstop1h 51m
Deal found 9/23![United Airlines logo]()
$279
This Frontier deal was found by Cheapflights users on 9/18. 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.
Sat 10/37:50 am -
1 stop11h 11m
Wed 10/77:46 pm -
1 stop4h 24m
Deal found 9/18![Frontier logo]()
$280
Best flights from Dulles Intl to JacksonvilleDiscover carefully curated flight deals from Dulles Intl to Jacksonville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Dulles Intl to Jacksonville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:50 am -
Nonstop2h 10m
Tue 10/139:25 am -
Nonstop1h 49m
Deal found 9/19![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 9/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/33:00 pm -
1 stop3h 54m
Wed 12/96:50 pm -
1 stop5h 51m
Deal found 9/21![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:55 pm -
Nonstop2h 15m
Mon 11/1611:37 am -
Nonstop1h 51m
Deal found 9/20![United Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:37 am -
1 stop6h 20m
Sat 10/319:20 am -
Nonstop1h 51m
Deal found 9/19![United Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:45 pm -
Nonstop2h 09m
Mon 10/266:10 am -
1 stop5h 34m
Deal found 9/22![United Airlines logo]()
$292
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:45 pm -
Nonstop2h 09m
Tue 10/139:25 am -
Nonstop1h 49m
Deal found 9/21![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 9/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:38 pm -
1 stop5h 23m
Sun 10/189:25 am -
Nonstop1h 49m
Deal found 9/18![United Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:33 am -
1 stop6h 03m
Sat 10/2412:40 pm -
Nonstop1h 49m
Deal found 9/22![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:15 am -
Nonstop2h 16m
Wed 11/1811:37 am -
Nonstop1h 51m
Deal found 9/22![United Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 9/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/208:15 am -
1 stop5h 58m
Mon 12/289:20 am -
Nonstop1h 50m
Deal found 9/18![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3112:44 pm -
Nonstop2h 19m
Fri 11/64:03 pm -
1 stop6h 22m
Deal found 9/20![United Airlines logo]()
$388
Last-minute flights from Dulles Intl to JacksonvilleDiscover last-minute flight deals from Dulles Intl to Jacksonville. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Jacksonville. Data last updated September 23, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 9/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:50 am -
1 stop11h 11m
Thu 10/86:20 pm -
1 stop6h 01m
Deal found 9/19![Frontier logo]()
$277
This Frontier deal was found by Cheapflights users on 9/18. 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.
Sat 10/37:50 am -
1 stop11h 11m
Wed 10/77:46 pm -
1 stop4h 24m
Deal found 9/18![Frontier logo]()
$280
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:54 am -
1 stop9h 31m
Mon 10/127:46 pm -
2 stops24h 25m
Deal found 9/20![Frontier logo]()
$272
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:50 am -
1 stop10h 41m
Tue 10/137:46 pm -
1 stop4h 35m
Deal found 9/22![Frontier logo]()
$270
This Mytrip deal was found by Cheapflights users on 9/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:50 am -
1 stop9h 35m
Tue 10/137:46 pm -
2 stops24h 25m
Deal found 9/22![Frontier logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Wed 10/149:06 pm -
2 stops13h 31m
Mon 10/197:46 pm -
1 stop4h 35m
Deal found 9/20![Frontier logo]()
$274
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:08 pm -
2 stops23h 17m
Sun 10/186:20 pm -
2 stops18h 30m
Deal found 9/18![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Fri 10/169:06 pm -
2 stops13h 31m
Thu 10/226:20 pm -
1 stop6h 01m
Deal found 9/20![Frontier logo]()
$271
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Wed 10/218:50 am -
Nonstop2h 10m
Wed 10/289:20 am -
Nonstop1h 51m
Deal found 9/23![United Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/2412:35 pm -
1 stop5h 26m
Tue 10/279:20 am -
Nonstop1h 51m
Deal found 9/23![United Airlines logo]()
$279
One-way flights from Dulles Intl to JacksonvilleSearch for one-way flight options from Dulles Intl to Jacksonville. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Dulles Intl to Jacksonville. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Super.com deal was found by Cheapflights users on 9/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:50 am -
1 stop10h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Frontier logo]()
$110
This CheapOair deal was found by Cheapflights users on 9/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:50 am -
1 stop9h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Fri 11/69:06 pm -
1 stop21h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$114
This Booking.com deal was found by Cheapflights users on 9/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:26 pm -
2 stops21h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$115
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:26 pm -
2 stops21h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Mon 11/233:58 pm -
2 stops25h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Tue 10/207:50 am -
2 stops24h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$124
This Mytrip deal was found by Cheapflights users on 9/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:12 am -
2 stops31h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$125
This Super.com deal was found by Cheapflights users on 9/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:50 am -
1 stop11h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$126
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:50 am -
1 stop10h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$132
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 September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $269 (United Airlines) |
One-way from | $110 (Super.com) |
Popular in | September |
Cheapest in | May |
Average price | $407 |
Good round-trip deal | $314 or less |
Good one-way deal | $242 or less |
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 7,457,451 searches. Data last updated September 23, 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
Cheapest round-trip
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Thu 11/5
6:55 pm-9:10 pm
Nonstop2h 15m
Jacksonville
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$199
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Tue 10/27
12:44 pm-3:03 pm
Nonstop2h 19m
Jacksonville
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$199
Quickest round-trip
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Fri 10/16
6:45 pm-8:54 pm
Nonstop2h 09m
Jacksonville
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$249
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Sun 11/8
6:55 pm-9:10 pm
Nonstop2h 15m
Jacksonville
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$249
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Sun 10/11
8:50 am-11:00 am
Nonstop2h 10m
Jacksonville
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$253
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Wed 10/28
8:15 am-10:31 am
Nonstop2h 16m
Jacksonville
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$253
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Tue 11/17
5:00 pm-9:54 pm
1 stop4h 54m
Jacksonville
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$263
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Sat 10/10
8:50 am-11:00 am
Nonstop2h 10m
Jacksonville
Tue 10/13
9:25 am-11:14 am
Nonstop1h 49m
$269
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Mon 11/9
6:55 pm-9:10 pm
Nonstop2h 15m
Jacksonville
Mon 11/16
11:37 am-1:28 pm
Nonstop1h 51m
$269
Washington, D.C.Jacksonville
IAD Washington, D.C. Dulles Intl - JAX Jacksonville
IADJAX
Washington, D.C. Dulles Intl
Sat 11/21
12:44 pm-3:03 pm
Nonstop2h 19m
Jacksonville
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
Showing 1-10 of 22 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
IAD-JAX
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.
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Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Jacksonville
Prices
Airlines
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Jacksonville?
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 90 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, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Jacksonville (average of $211). Flying from Washington, D.C. Dulles Intl Airport to Jacksonville in September is currently the most expensive (average of $407). 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 September 23, 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 evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 24% 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
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 September 23, 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.
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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.
Traveling to a place near Jacksonville?
Book flights to Jacksonville if you plan to visit one of these locationsJacksonville Beach
Fernandina Beach
Orange Park
Kingsland
Waycross
Atlantic Beach
Yulee
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Alternative routes for Dulles Intl to Jacksonville
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Complete your trip
Complete your trip to Jacksonville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Dulles Intl to Jacksonville by cabin class
Find flights from Dulles Intl to Jacksonville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Jacksonville
Explore flights to Jacksonville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Dulles Intl and Jacksonville flights
Browse other Dulles Intl and Jacksonville flight options. Last updated on September 23, 2026.
Other flights from Dulles Intl
Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$145 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$111 | Average$187 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$209 | Average$340 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$227 | Average$324 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$287 | Average$349 | FlexibilityNo cancel fee | On-time71% |