Award flights from Washington Dulles (IAD) to Kauai (LIH)
Search flights from Washington Dulles (IAD) to Kauai (LIH)
Search live to see every flight, program and cabin price for your dates.
In the last 30 days AwardTool saw award space on 9 programs for IAD→LIH. Lowest economy: 22,500 miles + $5.60 (American Airlines AAdvantage). Lowest business class: 161,000 miles (GOL Smiles) on a mixed-cabin itinerary. Lowest first class: 50,000 points + $25.60 (Alaska Atmos Rewards).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
Washington Dulles (IAD) to Kauai (LIH) at a glance
- From
- Washington Dulles International, Washington, D.C., United States (IAD)
- To
- Lihue Airport, Kauai, Hawaii, United States (LIH)
- Programs with award space seen
- 9 of 9 programs tracked on this route
- Nonstop award space seen
- Not seen in the last 30 days
- Airlines seen on these awards
- American Airlines (AA), Alaska Airlines (AS), Delta Air Lines (DL), United Airlines (UA)
- Departures with open awards
- Oct 2026 to Sep 2027
- Most dates with space
- 42 of 44 departure dates checked (American Airlines AAdvantage, economy)
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to Kauai (LIH)
Compare programs by cabin
The lowest one-way award each program showed in each cabin, sorted by points.
Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 22,500 pts + $5.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS) | — | 42 | See dates | |
| Avianca LifeMiles | 22,500 pts + $17.00 | 1 stop | United Airlines (UA) | 9+ | 7 | See dates | |
| Alaska Atmos Rewards | 25,000 pts + $25.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS) | 9+ | 17 | See dates | |
| United MileagePlus | 25,000 pts + $5.60 | 1 stop | Alaska Airlines (AS), United Airlines (UA) | 9+ | 17 | See dates | |
| Air Canada Aeroplan | 25,000 pts + $44.65 | 1 stop | United Airlines (UA) | 9+ | 8 | See dates | |
| Delta SkyMiles | 26,500 pts + $5.60 | 2 stops | Delta Air Lines (DL) | 9+ | 17 | See dates | |
| Qantas Frequent Flyer | 36,200 pts + $17.30 | 1 stop | American Airlines (AA), Alaska Airlines (AS) | 1 | 6 | See dates | |
| JetBlue TrueBlue | 46,900 pts + $11.20 | 1 stop | United Airlines (UA) | 9+ | 7 | See dates | |
| GOL Smiles | 82,200 pts + taxes not reported | 2 stops | American Airlines (AA), Alaska Airlines (AS) | 1 | 17 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| United MileagePlus | 150,000 pts + $5.60 | 2 stops | Alaska Airlines (AS), United Airlines (UA) | 9+ | 15 | See dates |
Not seen in premium economy: American Airlines AAdvantage, Air Canada Aeroplan, Alaska Atmos Rewards, Avianca LifeMiles, JetBlue TrueBlue, Delta SkyMiles, GOL Smiles and Qantas Frequent Flyer.
Business Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Qantas Frequent FlyerLowest observed | 98,400 pts + $17.30 | 2 stops | American Airlines (AA) | 1 | 1 | See dates | |
| GOL Smiles | 161,000 pts + taxes not reportedMixed cabin | 2 stops | American Airlines (AA), Alaska Airlines (AS) | 1 | 9 | See dates | |
| United MileagePlus | 300,000 pts + $5.60Mixed cabin | 2 stops | Alaska Airlines (AS), United Airlines (UA) | 9+ | 7 | See dates |
Not seen in business class: American Airlines AAdvantage, Air Canada Aeroplan, Alaska Atmos Rewards, Avianca LifeMiles, JetBlue TrueBlue and Delta SkyMiles.
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest observed | 50,000 pts + $25.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS) | 1 | 17 | See dates | |
| American Airlines AAdvantage | 55,000 pts + $5.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS) | — | 42 | See dates | |
| Delta SkyMiles | 92,400 pts + $5.60 | 1 stop | Delta Air Lines (DL) | 6 | 17 | See dates | |
| United MileagePlus | 136,700 pts + $5.60 | 2 stops | Alaska Airlines (AS), United Airlines (UA) | 9+ | 17 | See dates |
Not seen in first class: Air Canada Aeroplan, Avianca LifeMiles, JetBlue TrueBlue, GOL Smiles and Qantas Frequent Flyer.
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats. Dates seen counts departure dates with an open award in that cabin at any price; newest observation is the latest time AwardTool saw one of them. Seats is the count the program reported when we observed it; some programs report at most 9.
Observed award examples
| Departure | Cabin | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|---|
| Economy | Avianca LifeMiles | 22,500 pts + $17.00 | 9+ | 1 stop | Check this date | ||
| Economy | Air Canada Aeroplan | 25,000 pts + $44.84 | 9+ | 1 stop | Check this date | ||
| Premium Economy | United MileagePlus | 150,000 pts + $5.60 | 9+ | 2 stops | Check this date | ||
| Business | United MileagePlus | 300,000 pts + $5.60Mixed cabin | 9+ | 2 stops | Check this date | ||
| Business | GOL Smiles | 629,000 pts + taxes not reported | 1 | 1 stop | Check this date | ||
| First | Alaska Atmos Rewards | 50,000 pts + $25.60 | 2 | 2 stops | Check this date | ||
| First | American Airlines AAdvantage | 55,000 pts + $5.60 | 2 | 2 stops | Check this date | ||
| First | Delta SkyMiles | 92,400 pts + $5.60 | 6 | 1 stop | Check this date |
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them in the observation window. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
Best months to fly from Washington Dulles (IAD) to Kauai (LIH) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 22,500 · AAdvantage (2 dates) | — | — | 55,000 · AAdvantage (2 dates) | |
| 22,500 · AAdvantage (6 dates) | — | — | 55,000 · AAdvantage (6 dates) | |
| 22,500 · AAdvantage (11 dates) | 150,000 · MileagePlus (10 dates) | 300,000 · MileagePlus (5 dates)Mixed cabin | 50,000 · Atmos (10 dates) | |
| 37,000 · AAdvantage (1 date) | — | — | 55,000 · AAdvantage (1 date) | |
| 25,000 · Aeroplan (1 date) | 150,000 · MileagePlus (1 date) | 300,000 · MileagePlus (1 date)Mixed cabin | 55,000 · AAdvantage (1 date) | |
| 37,000 · AAdvantage (3 dates) | — | — | 55,000 · AAdvantage (3 dates) | |
| 22,500 · AAdvantage (2 dates) | 150,000 · MileagePlus (1 date) | 300,000 · MileagePlus (1 date)Mixed cabin | 55,000 · AAdvantage (2 dates) | |
| 22,500 · AAdvantage (5 dates) | — | — | 82,000 · AAdvantage (5 dates) | |
| 25,000 · AAdvantage (3 dates) | — | — | 98,000 · AAdvantage (3 dates) | |
| 22,500 · AAdvantage (5 dates) | — | — | 55,000 · AAdvantage (5 dates) | |
| 22,500 · LifeMiles (2 dates) | 150,000 · MileagePlus (1 date) | 98,400 · Qantas (1 date) | 50,000 · Atmos (2 dates) | |
| 22,500 · LifeMiles (2 dates) | 150,000 · MileagePlus (2 dates) | 161,000 · Smiles (3 dates)Mixed cabin | 55,000 · AAdvantage (1 date) |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Air Canada Aeroplan | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | — |
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Avianca LifeMiles | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | 1:1 · Instant | 1:1 · Instant |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| JetBlue TrueBlue | 5:4 · Instant | — | 1:0.6 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
| Qantas Frequent Flyer | 1:1 · Instant | — | 1:1 · ~1-2 days | — | 1:1 · Instant | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed. No bank transfers to GOL Smiles.
Search, calendar and alerts from Washington Dulles (IAD) to Kauai (LIH)
Route calendar
Every departure date with open award seats on IAD→LIH for American Airlines AAdvantage and the other programs: a limited window on the free plan and 365 days with Pro.
Open the route calendarLive search
Search one date across programs to see current flights, seats and taxes before you transfer points.
Search Washington Dulles (IAD) to Kauai (LIH)How many miles or points you need from Washington Dulles (IAD) to Kauai (LIH)
- In economy, American Airlines AAdvantage had the lowest observed award, 22,500 miles + $5.60; see how many miles you need with American Airlines AAdvantage.
- In premium economy, United MileagePlus had the lowest observed award, 150,000 miles + $5.60; see how many miles you need with United MileagePlus.
- In business class, GOL Smiles had the lowest observed award, 161,000 miles (taxes not reported), a mixed-cabin award; see how many miles you need with GOL Smiles.
- In first class, Alaska Atmos Rewards had the lowest observed award, 50,000 points + $25.60; see how many points you need with Alaska Atmos Rewards.
Questions about award flights from Washington Dulles (IAD) to Kauai (LIH)
What's the lowest Washington Dulles (IAD) to Kauai (LIH) award price AwardTool has seen?
In economy, 22,500 miles + $5.60 with American Airlines AAdvantage. Seen Oct 12, 2026, 17:39 UTC for a Nov 4, 2026 departure. American Airlines AAdvantage showed economy award space on 42 departure dates at any price (newest observation Oct 18, 2026, 04:47 UTC). In business class, 161,000 miles with GOL Smiles on a mixed-cabin itinerary (part of the trip in a lower cabin). GOL Smiles showed business-class award space on 9 departure dates at any price (newest observation Oct 11, 2026, 16:52 UTC). Search live before transferring points.
Which loyalty programs had award space from Washington Dulles (IAD) to Kauai (LIH)?
9 programs in the last 30 days: American Airlines AAdvantage (economy 42 dates, first class 42 dates); Air Canada Aeroplan (economy 8 dates); Alaska Atmos Rewards (economy 17 dates, first class 17 dates); Avianca LifeMiles (economy 7 dates); JetBlue TrueBlue (economy 7 dates); Delta SkyMiles (economy 17 dates, first class 17 dates); GOL Smiles (economy 17 dates, business class 9 dates); Qantas Frequent Flyer (economy 6 dates, business class 1 date) and 1 more. Dates count departure dates with an open award.
Is there nonstop award space from Washington Dulles (IAD) to Kauai (LIH)?
AwardTool hasn't observed nonstop award space on this route in the last 30 days. The awards it saw connected with 1 to 2 stops on itineraries including American Airlines, Alaska Airlines, Delta Air Lines and United Airlines. That doesn't mean nonstop space never appears.
Which credit card points can book awards from Washington Dulles (IAD) to Kauai (LIH)?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), JetBlue TrueBlue (5:4), Delta SkyMiles (1:1), Qantas Frequent Flyer (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Alaska Atmos Rewards (1:1), Avianca LifeMiles (1:1), United MileagePlus (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), JetBlue TrueBlue (1:0.6), Qantas Frequent Flyer (1:1). Chase Ultimate Rewards: Air Canada Aeroplan (1:1), JetBlue TrueBlue (1:1), United MileagePlus (1:1). Citi ThankYou Points: American Airlines AAdvantage (1:1), Avianca LifeMiles (1:1), JetBlue TrueBlue (1:1), Qantas Frequent Flyer (1:1). Wells Fargo Rewards: Avianca LifeMiles (1:1), JetBlue TrueBlue (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest award prices from Washington Dulles (IAD) to Kauai (LIH)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers: in economy, the lowest award was for Dec 2026 departures, 22,500 miles with AAdvantage (11 dates); in business class, the lowest award was for Dec 2026 departures, 629,000 miles with Smiles (5 dates), and a mixed-cabin itinerary was seen for Sep 2027 departures from 161,000 miles with Smiles. The month table shows every lowest price, including those. Based on dates we observed, not a forecast.