Award flights from Ontario, California (ONT) to Lisbon (LIS)
Search flights from Ontario, California (ONT) to Lisbon (LIS)
Search live to see every flight, program and cabin price for your dates.
In the last 30 days AwardTool saw award space on 7 programs for ONT→LIS. Lowest economy: 21,000 miles + $5.60 (American Airlines AAdvantage). Lowest business class: 175,000 miles + $5.60 (American Airlines AAdvantage); mixed cabin from 70,000 points + $1,024.80 (Alaska Atmos Rewards). Lowest first class: 125,000 miles + $5.60 (Delta SkyMiles).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
Ontario, California (ONT) to Lisbon (LIS) at a glance
- From
- Ontario International, Ontario, California, United States (ONT)
- To
- Humberto Delgado Airport, Lisbon, Portugal (LIS)
- Programs with award space seen
- 7 of 7 programs tracked on this route
- Nonstop award space seen
- Not seen in the last 30 days
- Airlines seen on these awards
- American Airlines (AA), Air Canada (AC), Air France (AF), Alaska Airlines (AS), British Airways (BA), Delta Air Lines (DL), Aer Lingus (EI), Icelandair (FI), KLM (KL), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN) and 2 more
- Departures with open awards
- Dec 2026 to May 2027
- Most dates with space
- 35 of 35 departure dates checked (United MileagePlus, economy)
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to Lisbon (LIS)
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 | 21,000 pts + $5.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA), Aer Lingus (EI) | — | 27 | See dates | |
| Alaska Atmos Rewards | 35,000 pts + $25.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA), Aer Lingus (EI) +1 more | 9+ | 25 | See dates | |
| United MileagePlus | 40,000 pts + $5.60 | 2 stops | Air Canada (AC), Aer Lingus (EI), Lufthansa (LH), SWISS (LX) +3 more | 9+ | 35 | See dates | |
| Air France/KLM Flying Blue | 44,000 pts + $38.00 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 9 | See dates | |
| Delta SkyMiles | 45,000 pts + $24.10 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 33 | See dates | |
| Air Canada Aeroplan | 49,463 pts + $89.21 | 2 stops | Air Canada (AC), United Airlines (UA) | 9+ | 6 | See dates | |
| Qantas Frequent Flyer | 57,300 pts + $346.20 | 2 stops | American Airlines (AA), British Airways (BA) | 1 | 12 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 40,000 pts + $558.60 | 2 stops | American Airlines (AA), British Airways (BA) | — | 27 | See dates | |
| Alaska Atmos Rewards | 45,000 pts + $25.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA) | 2 | 13 | See dates | |
| United MileagePlus | 50,000 pts + $5.60 | 2 stops | Aer Lingus (EI), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN) +2 more | 9+ | 35 | See dates | |
| Delta SkyMiles | 75,000 pts + $5.60 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 8 | 33 | See dates | |
| Air Canada Aeroplan | 84,405 pts + $83.61 | 2 stops | Air Canada (AC), United Airlines (UA) | 6 | 2 | See dates |
Not seen in premium economy: Air France/KLM Flying Blue and Qantas Frequent Flyer.
Business Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest, mixed cabin | 70,000 pts + $1,024.80Mixed cabin | 2 stops | Alaska Airlines (AS), British Airways (BA) | 1 | 2 | See dates | |
| Air Canada Aeroplan | 155,307 pts + $89.21Mixed cabin | 2 stops | Air Canada (AC), United Airlines (UA) | 9+ | 1 | See dates | |
| American Airlines AAdvantage | 175,000 pts + $5.60 | 2 stops | American Airlines (AA) | — | 27 | See dates | |
| United MileagePlus | 186,100 pts + $5.60 | 2 stops | Aer Lingus (EI), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN) +2 more | 9+ | 35 | See dates |
Not seen in business class: Delta SkyMiles, Air France/KLM Flying Blue and Qantas Frequent Flyer.
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Delta SkyMilesLowest observed | 125,000 pts + $5.60 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 5 | 32 | See dates | |
| United MileagePlus | 186,100 pts + $5.60 | 2 stops | United Airlines (UA) | 9+ | 35 | See dates | |
| Alaska Atmos Rewards | 250,000 pts + $44.80 | 2 stops | Alaska Airlines (AS), British Airways (BA), Aer Lingus (EI) | 1 | 15 | See dates |
Not seen in first class: American Airlines AAdvantage, Air Canada Aeroplan, Air France/KLM Flying Blue 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 | American Airlines AAdvantage | 22,500 pts + $24.80 | — | 2 stops | Check this date | ||
| Economy | Air France/KLM Flying Blue | 44,000 pts + $38.00 | 9+ | 2 stops | Check this date | ||
| Economy | Qantas Frequent Flyer | 57,300 pts + $346.20 | 1 | 2 stops | Check this date | ||
| Premium Economy | Alaska Atmos Rewards | 45,000 pts + $25.60 | 9+ | 2 stops | Check this date | ||
| Business | Air Canada Aeroplan | 155,307 pts + $89.21Mixed cabin | 9+ | 2 stops | Check this date | ||
| First | Delta SkyMiles | 125,000 pts + $5.60 | 5 | 2 stops | Check this date | ||
| First | United MileagePlus | 186,100 pts + $5.60 | 9+ | 2 stops | 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 Ontario, California (ONT) to Lisbon (LIS) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 22,500 · AAdvantage (15 dates) | 45,000 · Atmos (12 dates) | 155,307 · Aeroplan (1 date)Mixed cabin | 125,000 · SkyMiles (22 dates) | |
| 74,000 · AAdvantage (1 date) | 111,000 · AAdvantage (1 date) | 186,100 · MileagePlus (1 date) | 186,100 · MileagePlus (1 date) | |
| 21,000 · AAdvantage (7 dates) | 40,000 · AAdvantage (7 dates) | 175,000 · AAdvantage (7 dates) | 200,000 · MileagePlus (7 dates) | |
| 44,000 · MileagePlus (1 date) | 165,500 · AAdvantage (1 date) | 200,000 · MileagePlus (1 date) | 362,800 · MileagePlus (1 date) | |
| 30,000 · AAdvantage (3 dates) | 45,000 · Atmos (1 date) | 70,000 · Atmos (1 date)Mixed cabin | 250,000 · Atmos (4 dates) |
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 | — | — |
| Air France/KLM Flying Blue | 1:1 · Instant | 1:1 · Instant | 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 | — |
| Delta SkyMiles | 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.
Search, calendar and alerts from Ontario, California (ONT) to Lisbon (LIS)
Route calendar
Every departure date with open award seats on ONT→LIS for United MileagePlus 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 Ontario, California (ONT) to Lisbon (LIS)How many miles you need from Ontario, California (ONT) to Lisbon (LIS)
- In economy, American Airlines AAdvantage had the lowest observed award, 21,000 miles + $5.60; see how many miles you need with American Airlines AAdvantage.
- In premium economy, American Airlines AAdvantage had the lowest observed award, 40,000 miles + $558.60; see how many miles you need with American Airlines AAdvantage.
- In business class, American Airlines AAdvantage had the lowest observed award, 175,000 miles + $5.60, apart from a mixed-cabin award from 70,000 points + $1,024.80 with Alaska Atmos Rewards; see how many miles you need with American Airlines AAdvantage.
- In first class, Delta SkyMiles had the lowest observed award, 125,000 miles + $5.60; see how many miles you need with Delta SkyMiles.
Questions about award flights from Ontario, California (ONT) to Lisbon (LIS)
What's the lowest Ontario, California (ONT) to Lisbon (LIS) award price AwardTool has seen?
In economy, 21,000 miles + $5.60 with American Airlines AAdvantage. American Airlines AAdvantage showed economy award space on 27 departure dates at any price (newest observation Oct 15, 2026, 13:22 UTC). In business class, 175,000 miles + $5.60 with American Airlines AAdvantage. American Airlines AAdvantage showed business-class award space on 27 departure dates at any price (newest observation Oct 15, 2026, 13:22 UTC). A mixed-cabin itinerary, with part of the trip in a lower cabin, was seen from 70,000 points + $1,024.80 with Alaska Atmos Rewards. Search live before transferring points.
Which loyalty programs had award space from Ontario, California (ONT) to Lisbon (LIS)?
7 programs in the last 30 days: American Airlines AAdvantage (economy 27 dates, premium economy 27 dates, business class 27 dates); Air Canada Aeroplan (economy 6 dates, premium economy 2 dates, business class 1 date); Alaska Atmos Rewards (economy 25 dates, premium economy 13 dates, business class 2 dates, first class 15 dates); Delta SkyMiles (economy 33 dates, premium economy 33 dates, first class 32 dates); Air France/KLM Flying Blue (economy 9 dates); Qantas Frequent Flyer (economy 12 dates); United MileagePlus (economy 35 dates, premium economy 35 dates, business class 35 dates, first class 35 dates). Dates count departure dates with an open award.
Is there nonstop award space from Ontario, California (ONT) to Lisbon (LIS)?
AwardTool hasn't observed nonstop award space on this route in the last 30 days. The awards it saw connected with 2 stops on itineraries including American Airlines, Air Canada, Air France and Alaska Airlines. That doesn't mean nonstop space never appears.
Which credit card points can book awards from Ontario, California (ONT) to Lisbon (LIS)?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Delta SkyMiles (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Alaska Atmos Rewards (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1). Chase Ultimate Rewards: Air Canada Aeroplan (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1). Citi ThankYou Points: American Airlines AAdvantage (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1). Wells Fargo Rewards: Air France/KLM Flying Blue (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest award prices from Ontario, California (ONT) to Lisbon (LIS)?
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 Mar 2027 departures, 21,000 miles with AAdvantage (7 dates); in business class, the lowest award was for Mar 2027 departures, 175,000 miles with AAdvantage (7 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.