$370+ Cheap flights from Dulles Intl (IAD) to Lyon (LYS)
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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LYS
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Lyon 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.Cheap flight deals from Dulles Intl to Lyon
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Cheapest flights from Dulles Intl to LyonExplore the most affordable flight options available from Dulles Intl to Lyon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Dulles Intl to Lyon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 6/7. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:30 pm
IAD
- LYS
1 stop11h 10m
Scandinavian Airlines
Fri 11/202:25 pm
LYS
- IAD
1 stop34h 25m
Scandinavian Airlines
Deal found 6/7![Scandinavian Airlines logo]()
$719
This FlightHub deal was found by Cheapflights users on 6/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:30 pm
IAD
- LYS
1 stop11h 10m
Scandinavian Airlines
Mon 11/162:25 pm
LYS
- IAD
2 stops34h 45m
Scandinavian Airlines
Deal found 6/3![Scandinavian Airlines logo]()
$721
This Turkish Airlines deal was found by Cheapflights users on 6/7. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:45 pm
IAD
- LYS
1 stop29h 40m
Turkish Airlines
Wed 9/1610:25 am
LYS
- IAD
1 stop31h 10m
Turkish Airlines
Deal found 6/7![Turkish Airlines logo]()
$800
This Mytrip deal was found by Cheapflights users on 6/7. 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 9/85:05 pm
IAD
- LYS
2 stops15h 50m
Multiple Airlines
Wed 9/167:30 am
LYS
- IAD
2 stops19h 05m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$816
This Turkish Airlines deal was found by Cheapflights users on 6/8. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:45 pm
IAD
- LYS
1 stop29h 40m
Turkish Airlines
Fri 10/2310:25 am
LYS
- IAD
1 stop31h 10m
Turkish Airlines
Deal found 6/8![Turkish Airlines logo]()
$840
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:20 pm
IAD
- LYS
1 stop17h 00m
Scandinavian Airlines
Fri 10/168:00 pm
LYS
- IAD
1 stop27h 00m
Scandinavian Airlines
Deal found 6/8![Scandinavian Airlines logo]()
$841
This oojo deal was found by Cheapflights users on 6/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:20 pm
IAD
- LYS
1 stop17h 00m
Scandinavian Airlines
Fri 10/28:00 pm
LYS
- IAD
1 stop27h 00m
Scandinavian Airlines
Deal found 6/4![Scandinavian Airlines logo]()
$842
This oojo deal was found by Cheapflights users on 6/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:35 pm
IAD
- LYS
1 stop13h 15m
TAP AIR PORTUGAL
Mon 9/712:40 pm
LYS
- IAD
1 stop32h 30m
TAP AIR PORTUGAL
Deal found 6/3![TAP AIR PORTUGAL logo]()
$858
This Orbitz deal was found by Cheapflights users on 6/7. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:10 pm
IAD
- LYS
2 stops30h 55m
Multiple Airlines
Wed 12/27:00 pm
LYS
- IAD
2 stops27h 22m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$889
This Gotogate deal was found by Cheapflights users on 6/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/210:35 pm
IAD
- LYS
1 stop13h 10m
TAP AIR PORTUGAL
Mon 8/176:30 pm
LYS
- IAD
1 stop26h 40m
TAP AIR PORTUGAL
Deal found 6/7![TAP AIR PORTUGAL logo]()
$897
Best flights from Dulles Intl to LyonDiscover carefully curated flight deals from Dulles Intl to Lyon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Dulles Intl to Lyon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Turkish Airlines deal was found by Cheapflights users on 6/7. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/221:30 pm
IAD
- LYS
1 stop14h 10m
Turkish Airlines
Wed 12/210:40 am
LYS
- IAD
1 stop31h 05m
Turkish Airlines
Deal found 6/7![Turkish Airlines logo]()
$800
This United Airlines deal was found by Cheapflights users on 6/7. 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 11/2210:10 pm
IAD
- LYS
2 stops30h 55m
United Airlines
Wed 12/21:05 pm
LYS
- IAD
1 stop32h 30m
United Airlines
Deal found 6/7![United Airlines logo]()
$870
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/6. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:35 pm
IAD
- LYS
1 stop12h 50m
TAP AIR PORTUGAL
Wed 8/196:30 pm
LYS
- IAD
1 stop26h 40m
TAP AIR PORTUGAL
Deal found 6/6![TAP AIR PORTUGAL logo]()
$929
This Delta deal was found by Cheapflights users on 6/4. 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.
Sat 10/35:08 pm
IAD
- LYS
2 stops14h 37m
Delta
Fri 10/166:30 am
LYS
- IAD
2 stops17h 56m
Delta
Deal found 6/4![Delta logo]()
$1,040
This Mytrip deal was found by Cheapflights users on 6/5. 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 7/48:30 pm
IAD
- LYS
3 stops30h 50m
Multiple Airlines
Fri 7/102:55 pm
LYS
- IAD
2 stops30h 15m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$1,144
This Turkish Airlines deal was found by Cheapflights users on 6/3. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:30 pm
IAD
- LYS
1 stop21h 40m
Turkish Airlines
Mon 11/166:10 pm
LYS
- IAD
1 stop23h 35m
Turkish Airlines
Deal found 6/3![Turkish Airlines logo]()
$840
This United Airlines deal was found by Cheapflights users on 6/7. 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 10/1010:15 pm
IAD
- LYS
2 stops31h 25m
United Airlines
Fri 10/231:55 pm
LYS
- IAD
2 stops32h 38m
United Airlines
Deal found 6/7![United Airlines logo]()
$960
This Delta deal was found by Cheapflights users on 6/8. 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.
Tue 7/2111:10 am
IAD
- LYS
2 stops17h 20m
Delta
Wed 8/199:55 am
LYS
- IAD
1 stop11h 40m
Delta
Deal found 6/8![Delta logo]()
$1,115
This Delta deal was found by Cheapflights users on 6/4. 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.
Tue 7/1411:10 am
IAD
- LYS
2 stops16h 20m
Delta
Wed 7/226:30 am
LYS
- IAD
1 stop15h 05m
Delta
Deal found 6/4![Delta logo]()
$1,115
This Delta deal was found by Cheapflights users on 6/6. 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.
Sun 7/1911:10 am
IAD
- LYS
2 stops17h 20m
Delta
Wed 7/296:30 am
LYS
- IAD
2 stops17h 49m
Delta
Deal found 6/6![Delta logo]()
$1,125
Last-minute flights from Dulles Intl to LyonDiscover last-minute flight deals from Dulles Intl to Lyon. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Lyon. Data last updated June 9, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sun 7/58:30 pm
IAD
- LYS
2 stops31h 15m
Multiple Airlines
Mon 9/286:15 am
LYS
- IAD
1 stop15h 15m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$941
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sun 7/58:30 pm
IAD
- LYS
2 stops31h 15m
Multiple Airlines
Tue 9/296:10 am
LYS
- IAD
1 stop18h 40m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$961
This oojo deal was found by Cheapflights users on 6/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1310:35 pm
IAD
- LYS
1 stop31h 20m
TAP AIR PORTUGAL
Mon 8/106:30 pm
LYS
- IAD
1 stop26h 40m
TAP AIR PORTUGAL
Deal found 6/6![TAP AIR PORTUGAL logo]()
$989
This oojo deal was found by Cheapflights users on 6/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:05 pm
IAD
- LYS
1 stop12h 50m
TAP AIR PORTUGAL
Wed 7/226:30 pm
LYS
- IAD
1 stop26h 40m
TAP AIR PORTUGAL
Deal found 6/3![TAP AIR PORTUGAL logo]()
$926
This oojo deal was found by Cheapflights users on 6/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1610:35 pm
IAD
- LYS
1 stop15h 10m
TAP AIR PORTUGAL
Mon 7/206:30 pm
LYS
- IAD
1 stop26h 40m
TAP AIR PORTUGAL
Deal found 6/3![TAP AIR PORTUGAL logo]()
$977
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/6. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:35 pm
IAD
- LYS
1 stop12h 50m
TAP AIR PORTUGAL
Wed 8/196:30 pm
LYS
- IAD
1 stop26h 40m
TAP AIR PORTUGAL
Deal found 6/6![TAP AIR PORTUGAL logo]()
$929
One-way flights from Dulles Intl to LyonSearch for one-way flight options from Dulles Intl to Lyon. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Dulles Intl to Lyon. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 10/268:40 pm
IAD
- LYS
2 stops33h 05m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 10/278:40 pm
IAD
- LYS
2 stops32h 55m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$376
This oojo deal was found by Cheapflights users on 6/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:30 pm
IAD
- LYS
1 stop11h 10m
Scandinavian Airlines
Deal found 6/5![Scandinavian Airlines logo]()
$454
This oojo deal was found by Cheapflights users on 6/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:25 pm
IAD
- LYS
1 stop10h 45m
TAP AIR PORTUGAL
Deal found 6/6![TAP AIR PORTUGAL logo]()
$497
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 10/2710:00 pm
IAD
- LYS
1 stop11h 10m
Aer Lingus
Deal found 6/5![Aer Lingus logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sun 6/149:00 pm
IAD
- LYS
2 stops37h 00m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sun 6/149:00 pm
IAD
- LYS
1 stop30h 30m
Aer Lingus
Deal found 6/3![Aer Lingus logo]()
$625
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sat 6/131:23 pm
IAD
- LYS
2 stops27h 12m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$735
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sat 6/139:00 pm
IAD
- LYS
1 stop15h 40m
Royal Air Maroc
Deal found 6/3![Royal Air Maroc logo]()
$937
Find flight deals from Dulles Intl to Lyon
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Lyon (LYS). 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 June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $719 (Scandinavian Airlines) |
One-way from | $370 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $998 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Lyon 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 June 9, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Lyon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Sun 11/22
1:30 pm-9:40 am
1 stop14h 10m
Lyon-Saint Exupéry
Wed 12/2
10:40 am-11:45 am
1 stop31h 05m
$800
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Wed 11/11
1:30 pm-5:10 pm
1 stop21h 40m
Lyon-Saint Exupéry
Mon 11/16
6:10 pm-11:45 am
1 stop23h 35m
$840
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Sun 11/22
10:10 pm-11:05 am
2 stops30h 55m
Lyon-Saint Exupéry
Wed 12/2
1:05 pm-3:35 pm
1 stop32h 30m
$870
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Tue 7/21
10:35 pm-5:25 pm
1 stop12h 50m
Lyon-Saint Exupéry
Wed 8/19
6:30 pm-3:10 pm
1 stop26h 40m
$929
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Sat 10/10
10:15 pm-11:40 am
2 stops31h 25m
Lyon-Saint Exupéry
Fri 10/23
1:55 pm-4:33 pm
2 stops32h 38m
$960
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Sat 10/3
5:08 pm-1:45 pm
2 stops14h 37m
Lyon-Saint Exupéry
Fri 10/16
6:30 am-6:26 pm
2 stops17h 56m
$1,040
Quickest round-trip
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Tue 7/21
11:10 am-10:30 am
2 stops17h 20m
Lyon-Saint Exupéry
Wed 8/19
9:55 am-3:35 pm
1 stop11h 40m
$1,115
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Tue 7/14
11:10 am-9:30 am
2 stops16h 20m
Lyon-Saint Exupéry
Wed 7/22
6:30 am-3:35 pm
1 stop15h 05m
$1,115
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Sun 7/19
11:10 am-10:30 am
2 stops17h 20m
Lyon-Saint Exupéry
Wed 7/29
6:30 am-6:19 pm
2 stops17h 49m
$1,125
Washington, D.C.Lyon
IAD - LYS
IADLYS
Washington, D.C. Dulles Intl
Sat 7/4
8:30 pm-9:20 am
3 stops30h 50m
Lyon-Saint Exupéry
Fri 7/10
2:55 pm-3:10 pm
2 stops30h 15m
$1,144
Showing 1-10 of 18 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Lyon 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-Lyon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Lyon 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-Lyon 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-Lyon 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 Lyon
Have a flexible travel schedule? Discover the best time to fly to Lyon from Dulles Intl with our price prediction graph.
IAD-LYS
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 Lyon
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Lyon?
Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Lyon (average of $735). Flying from Washington, D.C. Dulles Intl Airport to Lyon in June is currently the most expensive (average of $1,205). 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.
How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Lyon?
Reviews of airlines servicing Lyon
Get insights into the airlines that provide service to Lyon. 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 Lyon. Reviews last updated June 9, 2026.
Get a feel of what it's like to fly with Delta,Air France, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Lyon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Lyon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Dulles Intl and Lyon flights
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Top 5 airlines flying from Dulles Intl to Lyon
Discover the top 5 airlines that operate flights from Dulles Intl to Lyon. 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 June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$560 | Average$1,025 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$612 | Average$949 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$625 | Average$877 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$660 | Average$876 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$718 | Average$986 | FlexibilityNo cancel fee | On-time76% |